since 2000
Alphabetic File Extension List: c
The file extension list you requested is shown on this page. It loads as a table so please give it a moment as some of the lists are quite long. These lists contain basic information: the extension, the name of the program it works with, the specific function of the file, and the company that makes the program. Not all extensions have all of the data. Click on the extension of interest to see the detail page for that extension. Total extensions in this particular list: 2234.
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| Extension | Information |
| C | ADS Source Code (Autodesk, Inc.) |
| C | C/C++ Program File |
| C | Check Point Site Configuration for Secure Remote (Check Point Software Technologies Ltd.) |
| C | Desktop Color Separation Specification Cyan Layer |
| C | Origin C Program File (OriginLab Corporation) |
| C | UNIX Compact File Achive |
| C!_ | Audio Utility Midimach Compressed File |
| C#= | C# (Microsoft Corporation) |
| C++ | C++ Source Code |
| C-- | Sphinx C-- Source |
| C00 | Ventura Publisher print data file (Corel) |
| C00 | WinAce Archiver split archive file (WinAce) |
| C00 | WinRaR split archive file (Rarlab) |
| C01 | Genesis 2000 (Genesis 2000, Inc.) |
| C01 | WinAce Compressed File Split Portion of Compressed File (e-merge GmbH) |
| C02 | (C02-C38) Driveimage Ace File |
| C02 | WinAce Compressed File Split Portion of Compressed File (e-merge GmbH) |
| C03 | WinAce Compressed File Split Portion of Compressed File (e-merge GmbH) |
| C04 | WinAce Compressed File Split Portion of Compressed File (e-merge GmbH) |
| C05 | WinAce Compressed File Split Portion of Compressed File (e-merge GmbH) |
| C06 | WinAce Compressed File Split Portion of Compressed File (e-merge GmbH) |
| C07 | WinAce Compressed File Split Portion of Compressed File (e-merge GmbH) |
| C08 | Lord Of Destruction Game File |
| C08 | WinAce Compressed File Split Portion of Compressed File (e-merge GmbH) |
| C09 | WinAce Compressed File Split Portion of Compressed File (e-merge GmbH) |
| C1 | Pov-ray for Windows v3.1 Scenes Advanced Newltpot File (Persistence of Vision Raytracer Pty Ltd.) |
| C10 | IRIG 106 Original Recording File (Range Commanders Council) |
| C10 | WinAce Compressed File Split Portion of Compressed File (e-merge GmbH) |
| C13 | Charlie Packer |
| C1S | Capture One Photo Cache File (Phase One) |
| C2 | Pov-ray for Windows v3.1 Scenes Advanced Newltpot File (Persistence of Vision Raytracer Pty Ltd.) |
| C2C | CopyToDVD Project File (VSO-Software) |
| C2CF | CodeTwo Email Signatures 365 Email signature template |
| C2D | WinOnCD CD Image (Sonic Solutions) |
| C2E | NJStar Chinese Word Processor Dictionary File Index (NJStar Software Corp.) |
| C2I | Driver File |
| C2I | Tt File |
| C2L | Cequadrat WinonCD File |
| C2P | Capture Show Data |
| C2V | HorizontalLog WellSight Systems License Information (WellSight Systems) |
| C2X | WinonCD File |
| C3 | 3D Model |
| C3 | Pov-ray for Windows v3.1 Scenes Advanced Newltpot File (Persistence of Vision Raytracer Pty Ltd.) |
| C32 | GRUB Bootloader executable |
| C39 | (C39-C56) Quicken Ace File |
| C3B | Cocos Creator 3D Model |
| C3D | Blender biomechanics information file (Blender) |
| C3D | C3Deditor biomechanics information file (Motion Lab Systems) |
| C3D | Chem3D molecular structure file (CambridgeSoft Corporation) |
| C3D | Cult3D Designer Cult3D 3D model (Cycore) |
| C3D | Micrografx |
| C3D | Mokka biomechanics information file (Arnaud Barré) |
| C3E | Cype |
| C3P | Construct 3 Construct 3 Project |
| C3T | Chem3D Chemical Template File |
| C4 | Central data (Orbox) |
| C4 | XnView bitmap image (XnSoft) |
| C45-NAMES | C4.5 Decision Tree Data |
| C4D | Cinema 4D 3D Model (MAXON) |
| C4D | Clonk object definition (RedWolf) |
| C4F | Clonk Round File (RedWolf Design GmbH) |
| C4G | Clonk System File (RedWolf Design GmbH) |
| C4P | Clonk Player File (RedWolf Design GmbH) |
| C4S | Clonk Scenario (RedWolf Design GmbH) |
| C4V | Clonk Video (RedWolf Design GmbH) |
| C4Z | Control4 Composer Control4 Driver Package |
| C6 | Ashlar-Vellum (Ashlar Incorporated) |
| C64 | Commodore 64 Game ROM |
| C86 | Computer Innovation C86 C Program |
| C9R | Cryptomator Cryptomator E2EE file (Skymatic) |
| CA | Acrobat document (Adobe) |
| CA | CLAN conversion analysis (Child Language Data Exchange System) |
| CA | FlexPlus data (DATAIR Employee Benefit Systems) |
| CA | iOS system/application crash report (Apple) |
| CA | OpenSSL certificate authority (OpenSSL Developers) |
| CA | telnet initial cache (Microsoft) |
| CA-BUNDLE | cURL, OpenSSL Trusted Root Certificates |
| CA0 | Installer Packed and Split File (Borland Software Corporation) |
| CA1 | Delphi Install Disk11 File |
| CA1 | OzWin CompuServe E-mail/Forum Access Catalog File |
| CA1 | STABCAL (stability calculation for aqueous systems) File |
| CA2 | Delphi Install Disk12 File |
| CA2 | STABCAL (stability calculation for aqueous systems) File |
| CA3 | Delphi Install Disk9 File |
| CA4 | Delphi Install Disk10 File |
| CA4 | Electronics Workbench Circuit |
| CA4 | STABCAL (stability calculation for aqueous systems) File |
| CA5 | Delphi Install Disk11 File |
| CA7 | Beta 44 Job File |
| CA7 | STABCAL (stability calculation for aqueous systems) File |
| CAB | InstallShield compressed archive (Flexera) |
| CAB | Windows Installer compressed archive (Microsoft) |
| CAC | Collage Alarm Clock Alarm File (Collage Alarm Clock) |
| CAC | dBASE IV Executable File |
| CAC | Infoview (Microsoft Corporation) |
| CACERTS | Java Runtime Environment (JRE) and Java Development Kit (JDK) Trusted Certificate Store |
| CACHE | Snacc-1.3 VDA File |
| CACHE-7 | Amazon Kindle Font caching |
| CACHE_POLICY_JOURNAL | Android Runtime (ART) cache policy journal |
| CACHE_TOUCH_TIMESTAMP | Android OS Cache timestamps |
| CAD | AutoCAD 2D/3D drawing (Autodesk) |
| CAD | BoardViewer boardview (BoardViewer Team) |
| CAD | BobCAD-CAM Mill 3D product part (BobCAD-CAM) |
| CAD | CadStd drawing (CadStd) |
| CAD | CircuitCAM PCB components placement (DCT) |
| CAD | EXTRACAD drawing (Finson) |
| CAD | Inago Rage compact arena definition (Dejobaan) |
| CAD | KiCad electrical circuit drawing (KiCad Developers) |
| CAD | QuickCAD drawing (Autodesk) |
| CAD | RealCAD 2D/3D drawing/design (CAD International) |
| CAE | Abaqus/CAE CAE Model File (Dassault Systèmes) |
| CAE | Caditor Encrypted Document (Caglow) |
| CAF | Class Action Gradebook data (CalEd) |
| CAF | CryENGINE SDK character animation (CryTek) |
| CAF | GarageBand music (Apple) |
| CAF | QuickTime music (Apple) |
| CAFFEMODEL | Caffe Trained model weights |
| CAG | CADfix ASCII Geometry File (ITI TranscenData) |
| CAG | Capella Gallery Data File (Capella Software) |
| CAG | Clip Gallery Catalog File (Microsoft Corporation) |
| CAI | SeeYou Flight Data (Naviter) |
| CAJ | CAJViewer journal article (CNKI) |
| CAK | Sega FILM/CPK File Format (Sega of America, Inc.) |
| CAKEWALKWINDOWLAYOUT | Cakewalk Window Layout (Cakewalk) |
| CAL | 3DS Max biped pose adjustment data (Audodesk) |
| CAL | Calendar Creator calendar (Broderbund) |
| CAL | Calendar Creator calendar (Vermont Creative) |
| CAL | Creatacard calendar project (Broderbund) |
| CAL | CryENGINE character animation list (Crytek) |
| CAL | CyberAudioLibrary |
| CAL | Daqarta extended audio data (Interstellar Research) |
| CAL | HTML Calendar Maker Pro calendar (Creative Computer Solutions) |
| CAL | Music Creator script (Cakewalk) |
| CAL | PhotoSmart 850 firmware update (Hewlett-Packard) |
| CAL | QV geographic coordinates (Touratech) |
| CAL | Radiance intermedia data (Greg Ward) |
| CAL | Schedule+ data (Microsoft) |
| CAL | SuperCalc worksheet (Sorcim) |
| CAL | XnView monochrome bitmap image (XnSoft) |
| CALC | Apple II operating system Golden Orchard Apple II CD Rom file |
| CALLDUMP | VoIP applications VoIP debug info |
| CALS | CALS Raster |
| CAM | Abe's Oddysee background (Oddworld Inhabitants) |
| CAM | Altium Designer PCB design (Altium) |
| CAM | Camtasia Studio project (TechSmith) |
| CAM | CimaGraphi mill data (GraphiTech) |
| CAM | Drawing Editor object information (FastCAM) |
| CAM | Eagle PCB design (Autodesk) |
| CAM | HouseCall backup (Trend Micro) |
| CAM | NASCAR Racing 2002 replay camera settings (Sierra) |
| CAM | PhotoModeler calibrated camera data (PhotoModeler) |
| CAM | Polygon Editing Tool 3D image (Konica Minolta) |
| CAM | QV image (Casio) |
| CAMP | CorelDraw Color appearance model profile file (Corel) |
| CAMP | Windows Color System Color appearance model profile file (Microsoft) |
| CAMPROJ | Camtasia Studio Project File (TechSmith Corporation) |
| CAMREC | Camtasia video recording (TechSmith) |
| CAMS | Driver (Atari) |
| CAMTHTR | Camtasia Studio Theater File (TechSmith Corporation) |
| CAN | .Can Encryptor/Decryptor Encrypted File |
| CAN | Canon Navigator Fax |
| CANVAS | Canvas LMS Course Data |
| CAP | capella music score file (Capella Software) |
| CAP | Code Architect Code Architect project file (Embedded Systems Academy) |
| CAP | Construct game project file (Scirra) |
| CAP | DominoNAS (WWG) |
| CAP | EZ Flash BIOS update file (Asus) |
| CAP | FIREBERD Fast Ethernet Analyzer (TTC) |
| CAP | Fluke Protocol Inspector captured packet file (Fluke) |
| CAP | Generic Network Capture Document |
| CAP | LAN Analyzer captured packet file (Keysight) |
| CAP | Network Monitor captured packet file (Microsoft) |
| CAP | PacketView Pro captured packet file (Klos Technologies) |
| CAP | Shomiti Surveyor captured packet file (Shomiti Systems) |
| CAP | Sniffer captured packet file (Network Associates) |
| CAP | Snoop captured packet file (Oracle) |
| CAP | Telix session capture file (deltaComm) |
| CAP | Ventura caption file (Corel) |
| CAP | Wireshark captured packet file (Wireshark Foundation) |
| CAP | WWG LinkView PRO Capture File |
| CAP0 | Wireshark Network Traffic Capture |
| CAPROJ | ChartAble Project File (MRDC Ltd) |
| CAPS | CaptureServer CaptureServer (GoldGingko Software) |
| CAPS | Visimetrics Digital CCTV Recording |
| CAPX | Construct 2 Construct 2 Project |
| CAR | AtHome Assistant Car Properties (PopTop Software Inc.) |
| CAR | Brew MP source code file (Qualcomm) |
| CAR | CAR Explorer automobile information file |
| CAR | CardMaker Ver. 1.0-2.0 Card File (Avery) |
| CAR | Carnivores Ice Age resource file (Action Forms) |
| CAR | Carrara rendering environment file (DAZ 3D) |
| CAR | Cellsprings/Web or DT Rule File (J.M.G. Elliott) |
| CAR | Design-Your-CD Data File (Avery) |
| CAR | Gary Gadget game design file (Levande Böcker) |
| CAR | Insight II chemical data file (Accelrys Software) |
| CAR | NASCAR Racing car description file (Sierra Entertainment) |
| CAR | PrintMaster saved card project file (Broderbund) |
| CAR | PSA Cards Address Book (PSA Software) |
| CAR | Railroad Tycoon 3 car description file (PopTop) |
| CAR | SAPCAR archived file (SAP) |
| CAR | SeeYou airspace data file (Naviter) |
| CAR | Viper Racing car description file (Sierra Entertainment) |
| CAR | Visual Neo cartoon image file (NeoSoft) |
| CARD | Funkiball Adventure Auto-Saved Game File (RealNetworks Inc.) |
| CARDS | Apple II operating system Golden Orchard Apple II CD Rom file |
| CAS | Atari cassette image (Atari) |
| CAS | AutoCAD cascade license data (Autodesk) |
| CAS | Cascade DTP web page layout (Price Media) |
| CAS | Casio calculator program (Casio) |
| CAS | FLUENT case (Fluent) |
| CAS | i2's Analyst's Notebook timeline analysis (IBM) |
| CAS | Quest compiled adventure game (Alex Warren) |
| CAS | TV-Computer tape (Videoton) |
| CAS4 | Cascade DTP Ver. 4 Layout File (Price Media) |
| CASCII | CACTVS Chemical ASCII Format |
| CASE | Casedo Results file (Alkhamware) |
| CASE | EnSight Results file (ANSYS) |
| CAST | Adobe Animate or CAST Software Vivien Animation or 3D design |
| CAT | Advanced Disk Catalog disk catalog (Elcomsoft) |
| CAT | ArcGIS hyperhelp data (ESRI) |
| CAT | Catz cat description (Ubisoft) |
| CAT | Cognos Impromptu database report catalog (IBM) |
| CAT | dBASE database catalog backup (dBASE Developers) |
| CAT | Linux centralized catalog (Linux Torvalds & Linux Community) |
| CAT | OzWin e-mail/forum access catalog (CompuServe) |
| CAT | PhotoStudio image (ArcSoft) |
| CAT | Program-link data (Casio) |
| CAT | Quicken IntelliCharge categorization (Quicken) |
| CAT | Rational Rose logical package (IBM) |
| CAT | Sublime station setup data (Sublime) |
| CAT | TablEdit chord catalog (TablEdit Team) |
| CAT | TapCIS forum library catalog (CompuServe) |
| CAT | Windows security catalog (Microsoft) |
| CATALOG | CATIA Catalog (Dassault Systèmes) |
| CATANALYSIS | CATIA (Dassault Systèmes) |
| CATDRAWING | CATIA Drawing (Dassault Systèmes) |
| CATFCT | CATIA (Dassault Systèmes) |
| CATMATERIAL | CATIA Material Specification (Dassault Systèmes) |
| CATPART | CATIA part description (Dassault Systèmes) |
| CATPROCESS | CATIA Process Description (Dassault Systèmes) |
| CATPRODUCT | CATIA Product Description (Dassault Systèmes) |
| CATSHAPE | CATIA Shape (Dassault Systèmes) |
| CATSWL | CATIA (Dassault Systèmes) |
| CATSYSTEM | CATIA (Dassault Systèmes) |
| CATZ | BattleScribe Warhammer 40k Rosters |
| CAV | Comodo Internet Security Comodo virus definitions file (Comodo Cybersecurity) |
| CAW | CATIA character appearance |
| CAZ | Computer Associates Archive (CA) |
| CA_ | Cakepro Compressed Audio File |
| CA_VP8 | Total War Warhammer III, Adobe Animate Compressed video data |
| CB | Brief Macro Source Code |
| CB | Clean Boot File (Microsoft Corporation) |
| CB | COMBAS Source Code (Living Byte Software GmbH) |
| CB | CoolBasic Source File (CoolBasic Software) |
| CB | Crystal Button File |
| CB | Gigascape Virtual Town Project (Third Dimension Limited) |
| CB2 | CamBam backup CAM file (HexRay) |
| CB3 | CliBench Mk III SMP 0.7.10 |
| CB4 | Analytics Cube (Actuate Corporation) |
| CB7 | 7Zip Archiver archived comic book file (7Zip) |
| CB7 | CDisplay Comic Book Reader archived comic book file (CDisplay) |
| CB7 | ComicRack archived comic book file (ComicRack) |
| CB7 | GonVisor Image Viewer archived comic book file (GonVisor) |
| CBA | CDisplay Comic Book Reader archived comic book file (CDisplay) |
| CBA | GonVisor Image Viewer archived comic book file (GonVisor) |
| CBA | WinAce Archiver archived comic book file (WinAce) |
| CBC | CubiCalc Fuzzy Logic System File |
| CBCP | CodeBaby Production Studio Character Package (CodeBaby Corp.) |
| CBCX | Comic Book Creator Comic Book Save File Format (Planetwide Media) |
| CBD | MapBrowser/MapWriter Vector Map Data |
| CBD | System DLL Catroot File |
| CBD | WordPerfect Dictionary File (Corel Corporation) |
| CBDS | Comic Book DS Comic Book DS (Gnese) |
| CBF | Baldur's Gate resource archive (BioWare) |
| CBF | Calendar Builder saved calendar (Tailwag) |
| CBF | CoffeeCup Button Factory button (CoffeeCup) |
| CBF | Foxwell Scanner car diagnostics data (Foxwell) |
| CBF | Neverwinter game character build (Cryptic) |
| CBH | ChessBase Chess Database File |
| CBI | IBM Mainframe Column Binary Formatted File |
| CBIN | CACTVS Chemical Binary Format |
| CBK | CardScan (Corex Technologies) |
| CBK | Giza Specifier drawing backup file (20-20 Technologies Inc.) |
| CBK | InterSystems Caché backup file (InterSystems Corporation) |
| CBK | National Construction Estimator 32 Costbook (Craftsman Book Company.) |
| CBK | Polygonia drawing backup file (Kreon Technologies) |
| CBK | System DLL Catroot File |
| CBL | CD Box Labeler Pro (Green Point Software UK Ltd.) |
| CBL | COBOL Program |
| CBL | Contextual Browsing Language Viewer |
| CBL | PDP-10 COBOL Compiler Source |
| CBL | RM/COBOL Development System Source File (Liant) |
| CBM | Fuzzy Bitmap |
| CBM | XLib Compiled Bitmap |
| CBMV | Comic Book Millennium Comic Book Collection (Beaver Valley Software Company) |
| CBN | CBN Selector Smart Image (CBN Systems) |
| CBN | PaperMaster Cabinet (j2 Global Communications, Inc.) |
| CBO | COMBAS Object File / Compiled Program (Living Byte Software GmbH) |
| CBO | Interactive Training Bookmark (Microsoft Corporation) |
| CBP | CD Box Labeler Pro data (Green Point) |
| CBP | CentraBuilder data (CentraLearning) |
| CBP | Code::Blocks project (The Code::Blocks Team) |
| CBP | Conlab project (Apix) |
| CBR | Calibre compressed comic book (Calibre) |
| CBR | CDisplay compressed comic book (CDisplay) |
| CBR | Comical compressed comic book (Comical) |
| CBR | WinRAR compressed comic book (WinRar) |
| CBS | Backup data backup file (Comodo) |
| CBS | Borland Computer Based Training |
| CBS | Calendar Builder |
| CBS | Cardbox Macro Script |
| CBS | Code Breaker |
| CBS | Computer Based Training |
| CBS | MasterWord Button Bar Configuration |
| CBT | CDisplay Comic Book Reader archived comic book file (CDisplay) |
| CBT | ComicRack archived comic book file (ComicRack) |
| CBT | Stuffit archived comic book file (Smith Micro) |
| CBTX | Comic Book Creator Comic Book Page Template File (Planetwide Media) |
| CBTZ | Comic Book Creator Comic Book Page Template Container File (Planetwide Media) |
| CBU | Conlab Update Information (Apix Concrete Solutions) |
| CBV | ChessBase Archive File (ChessBase GMBH) |
| CBW | Cardbox Workspace |
| CBX | Rational XDE (IBM) |
| CBZ | Calibre compressed comic book (Calibre) |
| CBZ | CDisplay compressed comic book (CDisplay) |
| CBZ | Comical compressed comic book (Comical) |
| CC | AutoCAD source code (Autodesk) |
| CC | Avast Antivirus trojan/keylogger (Avast) |
| CC | C++ Builder source code (Embarcadero) |
| CC | dBase custom class (dBase) |
| CC | KODAK Camera color control profile (KODAK) |
| CC | Picture Window color curve settings (Digital Light & Color) |
| CC | Visual Studio source code (Microsoft) |
| CC1 | Briggs Softworks Calendar Commander |
| CC1 | Chem3D Cartesian Coordinates 1 |
| CC2 | Calendar Commander Calendar File (Briggs Softworks) |
| CC2 | Chem3D Cartesian Coordinates 2 |
| CC2 | ClubControl 2 |
| CC3 | CUEcards Professional Database (Marcus Humann) |
| CC5 | Calendar Creator 5.x 6.x File |
| CCA | CC:Mail Archive File (IBM) |
| CCA | Common Component Architecture (CCA) Component (Dept. of Energy Laboratories) |
| CCA | Multimedia Fusion File (Clickteam) |
| CCAD | ClarisCAD data |
| CCB | CopperCube 3D scene (Ambiera) |
| CCB | Visual Basic animated button configurarion (Microsoft) |
| CCBI | Cocos Creator Cocos2d-x Data |
| CCC | Cemu controller configuration (Team Cemu) |
| CCC | Comic Chat conversation log (Microsoft) |
| CCC | Curtain Call bitmap (Michael Hyun) |
| CCC | DEV-C++ code completion cache (Bloodshed) |
| CCC | FLEXnet Manager data (Flexera) |
| CCC | Flight Simulator manual/rolling cache (Microsoft) |
| CCC | TeslaCrypt Decryptor encrypted data (Avast) |
| CCC | The Elder Scrolls V: Skyrim plugin (Bethesda) |
| CCC | WordPerfect Office calendar (Corel) |
| CCD | ClickCharts diagram/chart (NCH) |
| CCD | CloneCD disk image (SlySoft) |
| CCD | IsoBuster disk image control (Smart Projects) |
| CCD | Vector CAD program (Vectorcam) |
| CCDOC | Rational CCDoctor Output (IBM) |
| CCE | Calendar Creator 2 Event File |
| CCF | AudioReQuest Control File |
| CCF | Cannondale Motorcycle ECM System Engine Calibration File (Cannondale Corp.) |
| CCF | Card Studio Card File Template (Hallmark) |
| CCF | CommView Capture File (TamoSoft, Inc.) |
| CCF | CryptLoad Container File (CryptLoad) |
| CCF | Cumulus Database (Canto) |
| CCF | GPS Pathfinder Office Configuration File (Trinble Navigation Limited) |
| CCF | OS/2 Multimedia Viewer Configuration File |
| CCF | Remote Control File |
| CCF | Symphony Communications Configuration File |
| CCH | .NET Configuration and Security Policy File (Microsoft Corporation) |
| CCH | Corel Chart |
| CCH | Fabasoft Components |
| CCH | Forgotten Realms Unlimited Adventures (FRUA) Character Reference File |
| CCH | PhotoModeler |
| CCH | Photomodeler Photochip Thumbnail File (OES Systems) |
| CCI | CCITT Group 3 and Group 4 Encoding |
| CCIP | CurseForge modification package installer (Overwolf) |
| CCITT | CCITT Group 3 and Group 4 Encoding |
| CCJ | Crossword Compiler Compiled Crossword Applet (Antony Lewis) |
| CCK | Corel Clipart Format (Corel) |
| CCL | CCtools Levelset (Translucent Dragon) |
| CCL | Intalk Communication Command Language |
| CCL | PDP-10 Concise Command Language (Used by COMPIL.EXE to Talk to Compilers) |
| CCM | CC:Mail Mailbox (IBM) |
| CCM | Multimedia Fusion Custom Menu (Clickteam) |
| CCN | Calendar Constructer calendar (Aspire) |
| CCN | Fusion compressed code (Click Team) |
| CCN | Vitalize! game data (Click Team) |
| CCO | Command Console Command File (DigitallyCreated) |
| CCO | CyberChat Data File |
| CCO | MicroSim PCBoard Autorouter Session Output |
| CCO | XBTX BTX Graphics File |
| CCP | CaptureCAM-PRO CaptureCAM-PRO recording file (Cintinel) |
| CCP | CloneCD CloneCD profile file (RedFox) |
| CCP | CodeCharge Studio CodeCharge page file (Yes Software) |
| CCP | CopperCube CopperCube prefabricated object file (Ambiera) |
| CCP | iTWO conversion profile file (RIB Software) |
| CCP | NX CalComp plotter file (Siemens) |
| CCP | Two Brothers Software encrypted file (Two Brothers Software) |
| CCPR | CaptureCAM-PRO (Click-N-Learn PTY LTD) |
| CCR | Comic Chat Comic Chat room shortcut (Microsoft) |
| CCR | HealthFrame Continuity of Care Record file (Records For Living) |
| CCR | Microsoft Endpoint Configuration Manager client configuration request (Microsoft) |
| CCRF | Calcomp Raster Bitmap |
| CCS | CableNut custom configuration (CableNut) |
| CCS | Candy data (RIBCCS) |
| CCS | Citavi citation style (Swiss Academic Software) |
| CCS | CodeCharge Studio project (Yes) |
| CCS | TrialDirector clip script (inData) |
| CCS | Visual CCScript script (Visual CCScript Developers) |
| CCT | Director cast resource file (Adobe) |
| CCT | Keyman Consistent Change control Text file (SIL International) |
| CCT | LogicWorks circuit schematic file (DesignWorks) |
| CCT | PCB Designer PCB layout file (OrCAD) |
| CCT | Railroad Tycoon 3 car type description file (MicroProse) |
| CCT | Windows Live Messenger contacts information file (Microsoft) |
| CCTI | Banking Software / Payment Systems Bank Transfer Initiation |
| CCURVE | KovaaK 2.0 Aiming Curve |
| CCV | Crystal Vision Report (CTMS) |
| CCX | Corel Compressed Exchange File |
| CCX | CorelDraw File |
| CCX | Multimedia Fusion Extension (Clickteam) |
| CCX | Total Annihilation: Counter-Strike |
| CCXML | Call Control eXtensible Markup Language (W3C) |
| CCZ | Client-Course Manager Customized Report Distribution File (PTEP Inc) |
| CCZ | Cocos2d texture 2D model (Cocos2d) |
| CC_ | Audio Utility Midimach Compressed File |
| CD | cdTree content list (VB Knowledge Solutions) |
| CD | IsoBuster compact disc image (Smart Projects) |
| CD | Visual Studio class diagram (Microsoft) |
| CD | WaveLab audio CD project (Steinberg) |
| CD1 | Cafeteria Document System Data File (DATAIR Employee Benefit Systems, Inc.) |
| CD2 | Cafeteria Document System Custom Text File (DATAIR Employee Benefit Systems, Inc.) |
| CD2 | Click'N Design 3D CD Label (Avery Dennison Corporation) |
| CDA | Giza specifier data (2020) |
| CDA | iTunes CD track shortcut (Apple) |
| CDA | Media Player CD track shortcut (Microsoft) |
| CDA | VLC CD track shortcut (VideoLAN) |
| CDAT | Internet Security and Acceleration (ISA) Server Cache File (Microsoft Corporation) |
| CDAX | Clinical Workstation (CWS) NHS 111 Report |
| CDB | 7-zip compressed data (Igor Pavlov) |
| CDB | AdBase data (MediaActive) |
| CDB | CardScan database (Corex) |
| CDB | Constant Database database (Daniel J. Bernstein) |
| CDB | EDOPro database (Project Ignis Team) |
| CDB | Fluent mesh (Ansys) |
| CDB | FreeOTFE disk encryption key (Sarah Dean) |
| CDB | Giza office floor design (20-20 Technologies) |
| CDB | Nokia Suite contacts database (Nokia) |
| CDB | Pocket Access database (Microsoft) |
| CDB | PowerDesigner conceptual model backup (SAP) |
| CDB | Pro Cycling Manager database (Focus) |
| CDB | ROM With a View project page (Moon Valley) |
| CDB | SeeYou waypoint (Naviter) |
| CDB | Symbian contacts database (Nokia) |
| CDB | The Cleaner trojan database (Moosoft) |
| CDB | Turbo C database (Micro Focus) |
| CDB | WinBox connection address database (Mikrotik) |
| CDBK | SPSS Database File |
| CDC | 7-Zip data (Igor Pavlov) |
| CDC | AutoCAD preview cache (Autodesk) |
| CDC | Canvastic drawing (Canvastic) |
| CDC | Chromeleon driver configuration plugin (ThermoFisher) |
| CDC | CLAN debug data (Carnegie Mellon University) |
| CDC | DataMan backup (Cognex) |
| CDC | Nero CD cover design (Nero AG) |
| CDC | Sublime data (Sublime) |
| CDD | AutoPlay Media Studio data (IndigoRose) |
| CDD | Balder Multiboot configuration (Hans Christian Ihlen) |
| CDD | CADAM 2D drawing (Dassault Systemes) |
| CDD | Cadifra UML Editor diagram (Cadifra) |
| CDD | CANdelaStudio diagnostic interface description (Vector) |
| CDD | CD Architect driver (Sonic Foundry) |
| CDD | Chromeleon device driver (ThermoFisher) |
| CDD | ClarisDraw drawing (Apple) |
| CDD | ConceptDraw DIAGRAM drawing/diagram (CS Odessa) |
| CDDA | iTunes music (Apple) |
| CDDA | Logic Pro music (Apple) |
| CDDS | Midtown Madness 3 Data |
| CDDX | Communicator 5 Circuit Diagrams |
| CDE | CADKEY Dynamic Extension (Kubotek USA Inc.) |
| CDE | Honeywell Hybrid Control Designer |
| CDF | ASCII Format Describing VRML Worlds |
| CDF | CDF Player computational interactive document (Wolfram) |
| CDF | CDF Software multi-dimensional data file (Goddard Space Flight Center) |
| CDF | Comma Delimited Format |
| CDF | CRYENGINE character definition file (Crytek) |
| CDF | Cyberspace Description Format |
| CDF | InstallShield Components Definition File (Acresso Software Inc.) |
| CDF | Internet Explorer channel definition file (Microsoft) |
| CDF | MicroSim PCBoard Component Description File For Bill Of Materials |
| CDF | NetCDF multi-dimensional data file (University Corporation for Atmospheric Research) |
| CDF | Nominal Accounting company data file (bsmArt Consulting) |
| CDF | Xilinx Integrated Software Environment Chain Description File (Xilinx, Inc.) |
| CDF-MS | Microsoft Windows Windows indexing |
| CDG | CanoDraw Graph (Microcomputer Power) |
| CDG | DART Karaoke Studio lyrics and synchronization data (DARTECH) |
| CDG | NetBeans class diagram (Apache) |
| CDG | VLC lyrics and synchronization data (VideoLAN) |
| CDI | CD Anywhere disk image (Alpeak) |
| CDI | DiscJuggler disk image (Padus) |
| CDI | Phillips Compact Disk Interactive Format |
| CDINFO | ImageManager DICOM Viewer License |
| CDJ | Disc Juggler File |
| CDK | Calamus Document (invers Software) |
| CDK | CD Katalog (KRISoftware) |
| CDK | OS/2 Saved SKF Format File (IBM) |
| CDKEY | Protocol Used in Communicating from MediaRemote Server to PC MediaRemote Plug-in |
| CDL | CADKEY macro (Kubotek3D) |
| CDL | CD Label Pro project (CD Label Pro) |
| CDL | CEDAR LS logic gate circuit (CEDAR LS Developers) |
| CDL | DIAGRAM object/shape library (ConceptDraw) |
| CDL | KeyCreator macro (Kubotek3D) |
| CDL | NetCDF data (Unidata) |
| CDL | SignLab signage (CADlink) |
| CDL | Working Papers document link (CaseWare) |
| CDM | Compressed Music Format |
| CDM | Minolta Scanner 3D File (Minolta) |
| CDM | Novell NetWare Disk Drivers NPA |
| CDM | NTI CD&DVD-Maker Image File (NewTech Infosystems) |
| CDM | PowerDesigner Conceptual Model File |
| CDM | Visual dBASE Custom Data Module |
| CDMM | ConceptDraw MINDMAP Mind Map (Computer Systems Odessa Corporation) |
| CDMP | Windows Color System Device Model Profile (DMP) (Microsoft Corporation) |
| CDN | Click'N Design 3D CD Label (Avery Dennison Corporation) |
| CDO | CADAM Overlay (Dassault Systemes) |
| CDO | Cdo Navigator |
| CDOC | DigiDoc Client / Clicker 7 Encrypted Documents / Clicker Documents |
| CDP | CD/Spectrum Pro CD Information (Synthesoft) |
| CDP | Visual Objects (Computer Associates) |
| CDPRESOURCE | Citrix Profile Management Chrome user profile |
| CDPRJ | CD Menu Creator Project File (Drackon Tech) |
| CDPX | ConceptDraw PROJECT Document (Computer Systems Odessa Corporation) |
| CDPZ | ConceptDraw MINDMAP Document (Computer Systems Odessa Corporation) |
| CDQ | CD Indexer |
| CDR | Awave Studio music (FMJ) |
| CDR | CorelDRAW drawing (Corel) |
| CDR | Disk Utility disk image (Apple) |
| CDR | Elite Plus Commander saved game (Imagineer) |
| CDR | Final Cut Pro music (Apple) |
| CDR | GameJack virtual CD/DVD image (Engelmann) |
| CDR | iTunes music (Apple) |
| CDRZIP | DICOM Zipped Image Archive |
| CDS | ChemDraw Stationery Document |
| CDS | Delphi TClientDataset Data (Borland Software Corporation) |
| CDS | TrialDirector Input File (inData Corporation) |
| CDS | United States Postal Service Computerized Delivery Sequence |
| CDSG | DrawMusic Chord Song (Conrad Albrecht) |
| CDSS | Silhouette Studio Style Sheet |
| CDT | ConceptDraw DIAGRAM diagram template (CS Odessa) |
| CDT | CorelDRAW image template (Corel) |
| CDT | iCloud transaction log (Apple) |
| CDT | ImgBurn compact disc metadata (LIGHTNING UK) |
| CDT | MRS-802 album data (Zoom) |
| CDT | ProWORX temporary long comment (Schneider Electric) |
| CDT | STABCAL (stability calculation for aqueous systems) File data (SCD) |
| CDTT | Android OS Encrypted Images |
| CDU | CDU Paint |
| CDV | CatDV Media Catalog (Square Box Systems Ltd.) |
| CDW | CADKEY Organized Dialog File (CADKEY) |
| CDW | CeledyDraw Drawing (Celedy Software Inc.) |
| CDW | KOMPAS Drawing (ASCON) |
| CDX | Alpha Anywhere table index (Alpha) |
| CDX | ASP.NET document (Microsoft) |
| CDX | ChemDraw chemical structure (PerkinElmer) |
| CDX | CorelDRAW compressed drawing (Corel) |
| CDX | MicroStation cell library index (Bentley) |
| CDX | NovaBACKUP backup database index (NovaStor) |
| CDX | SQL Anywhere index (SAP) |
| CDX | Steam game data (Valve) |
| CDX | Visual Foxpro compound index (Microsoft) |
| CDXL | Old Amiga Movie Format |
| CDXML | ChemDraw XML ChemDraw Format |
| CDXX | encrypted image file Encrypted Content |
| CDZ | Cadenzo music file (Heiko Hinz) |
| CDZ | psX Emulator playstation game file (ePSKe Software) |
| CDZ | ROM With a View file containing autorun options for CD and DVD (Moon Valley) |
| CE | 7-Zip compress and encrypted email (Igor Pavlov) |
| CE | Clipper workbench application data (Computer Associates) |
| CE | FarSide Computer Calendar calendar (Amaze) |
| CE | XnView bitmap image (XnSoft) |
| CE1 | Computer Eyes Raw Low Resolution Image |
| CE2 | Computer Eyes Raw Medium Resolution Image |
| CE3 | Calendar Creator 3.x 4.x Event List |
| CEA | ENVIS ENVIS (KMB Systems) |
| CEB | Apabi eBook |
| CEC | Colombia en Cifras Financial Archive (Lunasoft Colombia Ltda.) |
| CED | EEGLAB channel data (SCCN) |
| CED | iMovie corrupted video (Apple) |
| CED | VisionTools user interface configuration (Crestron) |
| CEF | CA-Clipper Workbench (GrafX) |
| CEF | CenturionMail encrypted file (CenturionSoft) |
| CEF | Class Action Gradebook Elementary Edition (CalEd Software) |
| CEF | CruzerLock encrypted file (SanDisk) |
| CEF | Spaix PumpSelector Catalog Exchange Format (VSX - VOGEL SOFTWARE GMBH) |
| CEG | Continuous Edge Graphic Bitmap (Edsun) |
| CEG | Tempra Show Bitmap Graphic |
| CEI | CRiSP Harvest File |
| CEL | Animator animated image (Autodesk) |
| CEL | Audition loop (Adobe) |
| CEL | Battery drum sample (Native Instruments) |
| CEL | Celestia 3D rendering script (Celestia Development Team) |
| CEL | GeneChip probe result (Affymetrix) |
| CEL | GIMP paper doll (GIMP Development Team) |
| CEL | Lumena image (Time Arts) |
| CEL | MicroStation cell library (Bentley) |
| CELX | Celestia 3D Rendering Script |
| CEM | Computer Graphics Metafile |
| CEM | Empire Earth Game File |
| CEN | Master Tracker Financial Analysis |
| CEO | Extension associated with Winevar Worm |
| CEP | CostOS Estimating Project Database File (Nomitech Unlimited) |
| CER | Cerius2 chemical data (Accelrys) |
| CER | Chrome public key certificate (Google) |
| CER | Creatacard certificate project (Broderbund) |
| CER | Edge public key certificate (Microsoft) |
| CER | Firefox public key certificate (Mozilla) |
| CER | Lahey Fortran compilation error message (Lahey) |
| CER | OpenSSL public key certificate (OpenSSL) |
| CER | Print Artist certificate document (Sierra) |
| CERT | Netscape Navigator Netscape Certificate Index (Netscape) |
| CERTIFICATE | PKCS #7 Certificate |
| CERTS | Mozilla Firefox, Java Web Start Security Certificates |
| CES | Sheffield Dictionary File |
| CEV | LOUT Character Encoding File |
| CEV | Software License Tracking Tool |
| CEX | CLAN Output File (Child Language Data Exchange System) |
| CEX | INMOS Transputer Development System Occam User Program |
| CEX | The Currency Exchanger Rate File |
| CEX | ThumbsPlus File |
| CF | CFwin Project Data (Procedimientos-Uno, S.L.) |
| CF | Imake Configuration File |
| CF | Sendmail Configuration File |
| CF1 | Common File Format 1 |
| CF2 | Common File Format 2 |
| CF4 | Catfish File Manager Support File |
| CFA | ComProbe Analyzer data capture (Teledyne LeCroy) |
| CFA | Premiere conformed audio (Adobe) |
| CFB | Comptons Multimedia File |
| CFB | Inmos Binary Configuration File |
| CFC | Brackets application component (Brackets Community) |
| CFC | ColdFusion Builder application component (Adobe) |
| CFC | Yakuza Kiwami 2 game data (Sega) |
| CFD | CryptoForge Document (Ranquel Technologies) |
| CFDG | Context Free Design Grammar |
| CFE | CryptoForge Encrypted File (Ranquel Technologies) |
| CFF | Byster Fiber Laser Cutter cutting instructions (Bystronic) |
| CFF | Creative Cloud font (Adobe) |
| CFF | FOUNDATION Fieldbus H1 Device capabilities (FieldComm) |
| CFF | Modelmaker 3D die cutting design (Box Builder) |
| CFF | SpellForce game data (THQ Nordic) |
| CFF | Sublime test (Sublime) |
| CFF | Winamp music module (Radionomy) |
| CFF2 | Web browsers Web font |
| CFG | Creo program configuration (PTC) |
| CFG | Flight Simulator aricraft configuration (Microsoft) |
| CFG | Notepad program/user configuration (Microsoft) |
| CFG | Proxomitron configuration (Scott R. Lemmon (deceased)) |
| CFG | Sublime Text program/user configuration (Sublime) |
| CFG | TextEdit program/user configuration (Apple) |
| CFG-V5 | PersistenceDataV5 Ransomware Configuration |
| CFH | Capabilities File for FOUNDATION Fieldbus HSE |
| CFI | CleverForm Script File (Code Development Ltd.) |
| CFK | Kardplay 1.62 File |
| CFK | MS Developer Studio Diagram |
| CFL | Compressed File Library File (Compressed File Container) |
| CFL | Corel Flowchart File |
| CFL | Developer Studio Diagram (Microsoft Corporation) |
| CFM | Acrobat document (Adobe) |
| CFM | ColdFusion Builder web page/template markup (Adobe) |
| CFM | CorelDRAW Graphics Suite data (Corel) |
| CFM | dBASE customer form (dBASE) |
| CFML | Cold Fusion Markup Language |
| CFN | Calamus Font Data (invers Software) |
| CFO | TCU Turbo C Utilities C Form Object |
| CFO | Turbo C (Borland Software Corporation) |
| CFP | Complete Fax Portable Fax File |
| CFP | QuickBooks Cash Flow Projector File (Intuit Inc.) |
| CFR | IBM Configurator Report |
| CFR | NRC Inspection Manual CFR Guidance |
| CFS | CFS Console (Zaplots) |
| CFS | File Mount Audit Package compressed container file (Pismo Technic) |
| CFS | Lucene virtual compound file (Apache) |
| CFS | Signal signal data file (Cambridge Electronic Design Limited) |
| CFS23 | MotoGP 23 Saving game progress |
| CFT | Animation Studio CFast Graphics File (Disney) |
| CFT | Cumberland Family Tree |
| CFT | Flow Chart; Corel Flow Template |
| CFW | ChemFinder Form |
| CFX | Casio algebra FX add-in file (Casio Computer Co., Ltd.) |
| CFX | Creative DSP |
| CFX | Flow-Cal oil and gas measurement data file (Quorum Software) |
| CG | Cg Toolkit Cg program (NVIDIA Corporation) |
| CG | Chord Groover music notation (Guitartab.co.uk) |
| CG | CrashGuard CrashGuard file (NortonLifeLock) |
| CG3 | Cabri 3D License File (CABRILOG SAS) |
| CG3 | Dungeons & Dragons Character File (Wizards of the Coast, Inc.) |
| CG4 | CorelDraw raster image (Corel) |
| CGA | Color Graphics Adapter bitmap (IBM) |
| CGA | Corel fonts data and graphics (Corel) |
| CGA | CryEngine 3D Car graphics and animation (Crytek) |
| CGB | Gameboy Color |
| CGEO | Corona Renderer Corona Renderer mesh |
| CGF | Asm Objasm |
| CGF | Egrid32 Grid Format File (Elias Montoya) |
| CGF | Family Tree Creator Deluxe (Broderbund) |
| CGF | ProWORX Nxt CODEGEN Batch File (Schneider Electric) |
| CGI | FOP document (Apache) |
| CGI | Perl script (Larry Wall) |
| CGL | CodeGuard Error Log |
| CGM | AutoCAD 2D image (Autodesk) |
| CGM | CAD file (CST CAD Navigator) |
| CGM | CATIA 2D drawing (Dassault Systemes) |
| CGM | CorelDRAW image (Corel) |
| CGM | Heroes of Might & Magic III player progress (Ubisoft) |
| CGM | IsoDraw 2D drawing (PTC) |
| CGM | MicroStation drawing (Bentley) |
| CGM | NCAR GKS image (University Corporation for Athmospheric Research) |
| CGM | NX 2D drawing (Siemens) |
| CGM | Vizex Reader image (Larson) |
| CGO | Railroad Tycoon 3 Car Properties (PopTop Software Inc.) |
| CGP | DVDFab Change Graphic Picture (Fengtao Software Inc.) |
| CGP | NetCaptor CaptorGroup (Stilesoft, Inc.) |
| CGP | PixelCryptor Package File (CodeGazer) |
| CGR | CATIA part geometry (Dassault Systèmes) |
| CGR | Lumion 3D model (Act-3D) |
| CGR | Quest3D 3D scene channel data (Act-3D) |
| CGS | Cities: Skylines Game Settings |
| CGT | GOLD Parsing System Table (Devin Cook (and Contributors)) |
| CH | Clipper Header |
| CH | OS/2 Configuration File |
| CH | String Data Storage |
| CH | String Data Storage (Encrypted) |
| CH1 | Freelance Graphics CHart (IBM) |
| CH1 | ViewChoice (Payroll Associates, LLC) |
| CH10 | IRIG 106 Original Recording File (Range Commanders Council) |
| CH3 | Harvard Graphics Chart (Harvard Graphics) |
| CH4 | Charisma 4.0 Presentation |
| CHA | Challenger encrypted data (Challenger Developer) |
| CHA | CLAN frequency sample (Child Language Data Exchange System) |
| CHA | mIRC chat credentials (mIRC) |
| CHA | OTMaster character layout (Dutch Type Library) |
| CHA | PageMaker kerning data (Adobe) |
| CHA | Photoshop custom color channel mixture (Adobe) |
| CHA | R Project time-aligned spectrogram (R Foundation) |
| CHALL | CTF platforms and frameworks CTF challenge file |
| CHALLENGE | Reverse Engineering/Cybersecurity Tools Security Challenges |
| CHALLENGEFILE | Let's Encrypt Client (e.g., Certbot) Domain Validation File |
| CHANGES | Squeak Change File |
| CHAR | Apple II operating system Golden Orchard Apple II CD Rom file |
| CHARACTER | RPG Maker VX Ace Character Data |
| CHARACTERS | various Game Engines/Software Game Character Data |
| CHARC | Sims 4 Studio Sims 4 characters |
| CHART | Apple II data (Apple) |
| CHART | FeedBack guitar rhythm chart (Manu Evans) |
| CHART | MacStitch stitch design (Ursa) |
| CHART | Sublime web page (Sublime) |
| CHARTS | Redash Dashboard Definition |
| CHAT | PIRCH98 Chat File |
| CHATLOG | Adium Chat Log (Adium Team) |
| CHB | Oledb Checkbook File |
| CHD | Chart FX script (Software FX) |
| CHD | Font Chameleon font descriptor (Ares) |
| CHD | MAME game data (MAME Team) |
| CHD | ViewChoice data (Payroll Associates) |
| CHE | CHwinEHE Control Data (Procedimientos-Uno, S.L.) |
| CHEAT | The Sims Custom Settings (Electronic Arts, Inc.) |
| CHECK | Apple II operating system Golden Orchard Apple II CD Rom file |
| CHECK | NiceHash Miner Update (NiceHash) |
| CHECK | Program Update Update |
| CHECKER | Apple II operating system Golden Orchard Apple II CD Rom file |
| CHECKPOINT | TensorFlow, Keras, PyTorch saving model state |
| CHECKRA1N | checkra1n iOS Jailbreaking |
| CHECKSUM | various software applications and systems File integrity check |
| CHEF | Chef Workstation configuration directory (Progress) |
| CHESSTITANSSAVE-MS | Chess Titans Saved Game File (Microsoft Corporation) |
| CHF | pcAnywhere Remote Control File |
| CHG | Quicken On-line Data File (Intuit Inc.) |
| CHH | C++ Header |
| CHI | ChiWriter Document |
| CHI | Help File Index (Microsoft Corporation) |
| CHI | TOMBO Encrypted File (Tomohisa Hirami and TOMBO Maintainers) |
| CHJ | Help Composer Project |
| CHK | 3D Movie Maker interface data file (Microsoft) |
| CHK | EpiData check file (EpiData Association) |
| CHK | Home checksum database file (Sophos) |
| CHK | ProxySG image file (Blue Coat Systems Inc) |
| CHK | ScanDisk data fragment file (Microsoft) |
| CHK | SSConvert multilanguage video subtitle data (Broadstream) |
| CHK | Starcraft saved game file (Blizzard) |
| CHK | WordPerfect temporary file (Corel Corporation) |
| CHKN | IMVU IMVU 3D model |
| CHL | Black and White 2 Game Data Script (Lionhead Studios) |
| CHL | Chile Compressed File |
| CHL | Chromeleon Channel Raw Data |
| CHL | Configuration History Log |
| CHL | ConTEXT Highlighter (ConTEXT Project Ltd.) |
| CHL | Internet Explorer Channel Information (Microsoft Corporation) |
| CHL | RealPlayer Live Channel |
| CHLS | Charles Proxy Web Debugging Proxy |
| CHM | Calibre document (Kovid Goyal) |
| CHM | ChemDraw chemical structure (Perkin Elmer) |
| CHM | Font Chameleon font outline (Ares) |
| CHM | HTML Help compiled help document (Microsoft) |
| CHN | Ethnograph Data File |
| CHO | Animation:Master Choreography (Hash) |
| CHO | Ares Font Chameleon Output Font |
| CHO | Chord Pro Song Format (Mussoft) |
| CHOPRO | Chord Pro Song Format (Mussoft) |
| CHORDPRO | OnSong, ChordPro Song Lyrics |
| CHP | BizInt Smart Charts for Patents Document (BizInt Solutions) |
| CHP | CodeHealer Project File (SOCK Software, LLC) |
| CHP | DVD Chapter File |
| CHP | FLOWer (Pallas Athena) |
| CHP | Ventura Publisher Chapter (Corel Corporation) |
| CHQ | Help Combined Full-text Search File (Microsoft Corporation) |
| CHR | 3D Studio Max 3D character model file (Autodesk) |
| CHR | Borland font file (Borland Software Corporation) |
| CHR | CryEngine 3D model file (Crytek) |
| CHR | Infinity Game Engine character info file (BioWare Corp.) |
| CHR | Wormhole 2.0/ Liero Graphics Editor liero graphics mod file |
| CHROME | Google Chrome Chrome user data |
| CHROMEDRIVER | Selenium, other web automation tools Web browser automation |
| CHRONO-TIMELINE | WidgetKit iOS Widget Data |
| CHS | ATI Radeon Video Driver |
| CHS | ChessRally Saved Game/E-mail Attached Game (Ingenuware, Ltd.) |
| CHS | Corel WP Chart Style |
| CHT | Chart FX template (Software FX) |
| CHT | Chartist data (Novagraph) |
| CHT | dBASE interface data (dBASE) |
| CHT | Generations family tree chart (Sierra) |
| CHT | Harvard Graphics vector image (Software Publishing Corporation) |
| CHT | ICQ chat session (ICQ) |
| CHT | My Health chart (My Health Software) |
| CHT | Navigator vector chart (Tecepe) |
| CHT | Retro Arch cheat code (Libretro) |
| CHT | Smart Charts Drug Development Suite report (BizInt) |
| CHT | SPSS template (SPSS) |
| CHT | ZSNES cheat code (ZSNES Team) |
| CHU | Infinity Game Engine GUI Elements File (BioWare Corp.) |
| CHUZZLEDELUXESAVEDGAME | Chuzzle Deluxe Saved Game (PopCap Games, Inc.) |
| CHW | Help help document (Microsoft) |
| CHX | ZX-Editor Second Edition Big Font Files (OmikroN-Software) |
| CHZ | ChArc Compressed File Archive |
| CH_ | Microsoft HTML Help Workshop, Brother printer firmware Compressed HTML, Font files |
| CI | Plant SCADA data (Aveva) |
| CI | PolySpace Bug Finder preprocessed code (MathWorks) |
| CI | Search catalog (Microsoft) |
| CI | Sublime script (Sublime) |
| CI2 | Calin Lawyer's Interest Calculator Ver 2 Data File (Lawtech (Aust) Pty Ltd.) |
| CI3 | Calin Lawyer's Interest Calculator Data File (Lawtech (Aust) Pty Ltd.) |
| CIA | ctrtool game installation archive (ctrtool Developer) |
| CIBILREPORT | PDF Viewers Credit Report |
| CID | CallerID data (AnalogX) |
| CID | coDiagnostiX user defined implant (Dental Wings) |
| CID | Docker container id (Docker) |
| CID | LibreSCL configured IED description (LibreSCL) |
| CID | Navigator chart image description (Tecepe) |
| CID | PaintTool SAI data (SYSTEMAX) |
| CIDA | xplorer² Scrap File Document (Nikos Bozinis) |
| CIDF | Creative ID Document File (Creative ID Software) |
| CIF | Ariba Buyer Catalog Information Format (Ariba Inc.) |
| CIF | Avogadro crystallographic information file (International Union of Crystallography) |
| CIF | Buyer catalog information file (Ariba Inc.) |
| CIF | Colombo Ipermedia (Euro Sistemi) |
| CIF | Creator document file (MultiAd, Inc.) |
| CIF | Easy CD Creator cd image file (Sonic Solutions) |
| CIF | pcAnywhere Caller caller data file (Broadcom) |
| CIF | Ventura (Corel Corporation) |
| CIF | Ventura Converted Image File |
| CIFF | BarTender Label design file |
| CIG | Fastback Plus Compressed Backup |
| CIK | Corel Graphics Ver. 10 Custom Dual Tone File (Corel) |
| CIK | Norton CleanSweep Installation Log (Symantec Corporation) |
| CIL | Clip Gallery Download Package (Microsoft Corporation) |
| CIL | Norton CleanSweep Installation Log (Symantec Corporation) |
| CIM | CIMEX Cimpack Design Drawing File |
| CIM | CompuApps Drive Backup Image |
| CIM | GE Industrial Systems CIMPLICITY HMI Screen |
| CIM | SimCity 2000 (Electronic Arts, Inc.) |
| CIM | The Ultimate Draw C Text Mode Image File |
| CIN | Calculux Indoor Project (Royal Philips Electronics) |
| CIN | Cinemania (Microsoft Corporation) |
| CIN | Cineon Bitmap (Kodak) |
| CIN | Cinetitler Digital Screen Subtitling |
| CIN | Digital Moving Picture Exchange Bitmap (The Society of Motion Picture and Television Engineers) |
| CIN | OS/2 Change Control File |
| CIN | Photo-Sonics Picture Sequence |
| CIN | Quake II Cinematic Video (id Software) |
| CIN96LM | See .CIN |
| CIN96UPD | See .CIN |
| CIP | CryptoBuddy encrypted data (Research Triangle) |
| CIP | InPrint 3 design document (Widgit) |
| CIP | Spytector keylogger data (Keylogger) |
| CIP | Tempo movie subtitle (Cavena) |
| CIP | Toolbox movie subtitle (Cavena) |
| CIPHERTEXT | Encryption Software Store encrypted data |
| CIPO | Internet Same as .CPI. |
| CIQ | CableIQ Test Data (Fluke Networks) |
| CIR | PSpice Circuit File (Cadence Design Systems, Inc.) |
| CIR | real-PCB Netlist (Crocodile Clips Ltd) |
| CIR | SuperMax E-CAD Save-File Command |
| CIRC | Logisim, Festo FluidSIM Circuit Design File |
| CIRCLES | Apple II operating system Golden Orchard Apple II CD Rom file |
| CIS | CheckInbox CheckInbox file (VicTech Software) |
| CIS | Joe Sandbox Page layout (Joe Security) |
| CIS | TAPCIS CheckInbox file (Howard Benner) |
| CISO | Pismo File Mount Package Compact ISO |
| CIT | ChessBase index (ChessBase) |
| CIT | CleanSweep installation log (NortonLifeLock) |
| CIT | ClockIt employee duty roster (ES) |
| CIT | SeeYou vector maps (Naviter) |
| CIT | XnView image (XnSoft) |
| CITY | Apple II operating system Golden Orchard Apple II CD Rom file |
| CIV | Empire Earth Custom Civilization Information (Sierra Entertainment, Inc.) |
| CIV4REPLAY | Civilization IV Replay File (Firaxis Games, Inc.) |
| CIV4SAVEDGAME | Civilization IV Saved Game (Firaxis Games, Inc.) |
| CIV4WORLDBUILDERSAVE | Civilization IV Saved World Builder Data (Firaxis Games, Inc.) |
| CIX | Rational XDE (IBM) |
| CIX | TCU Turbo C Utilities Database Index |
| CJB | cleaner XL Job (discreet (an Autodesk Company)) |
| CJP | WinOnCD Project File (Sonic Solutions) |
| CK | ChucK Source Code (ChucK Team) |
| CK1 | iD/Apogee Commander Keen 1 Data File |
| CK2 | iD/Apogee Commander Keen 1 Data File |
| CK2 | iD/Apogee Commander Keen 2 Data File |
| CK2 | ViewChoice (Payroll Associates, LLC) |
| CK3 | iD/Apogee Commander Keen 1 Data File |
| CK3 | iD/Apogee Commander Keen 3 Data File |
| CK4 | iD/Apogee Commander Keen 1 Data File |
| CK4 | iD/Apogee Commander Keen 4 Data File |
| CK5 | iD/Apogee Commander Keen 1 Data File |
| CK5 | iD/Apogee Commander Keen 5 Data File |
| CK6 | iD/Apogee Commander Keen 1 Data File |
| CK6 | iD/Apogee Commander Keen 6 Data File |
| CKA | Comfort Keys Database (Comfort Software Group) |
| CKB | C++ Keyboard Mapping File (Borland Software Corporation) |
| CKD | CADKEY 2D/3D product design (Kubotek) |
| CKD | KeyCreator 2D/3D product design (Kubotek3D) |
| CKD | UbiArt Framework game asset identifier (Ubisoft) |
| CKF | Music Data Management Software Casio Keyboard File (Casio Computer Co., Ltd.) |
| CKI | Off by One Browser Persistent HTTP Cookies (Off By One Productions, a division of Home Page Software Inc.) |
| CKO | KnockOut 2 Image Mask (Corel) |
| CKP | Ingres Checkpoint File (Computer Associates International, Inc.) |
| CKP | Valise Secure Archive (CertainKey, Inc.) |
| CKPT | PyTorch Lightning Model Checkpoints |
| CKT | B2 Spice Curcuit Design (Beige Bag Software, Inc.) |
| CKT | CircuitMaker Schematic (Altium Limited) |
| CKT | Crocodile Clips |
| CKT | KeyCreator Template File (Kubotek USA Inc.) |
| CKV | CheckVision Database (CheckVision GmbH) |
| CKX | ChucK Plug-in (ChucK Team) |
| CKY | DSOrganize DSOrganise (Dragon Minded) |
| CL | ArtIcons cursor library (Aha-soft) |
| CL | CLwin project (Procedimientos-Uno) |
| CL | Common Lisp script (Common Lisp Maintainers) |
| CL | IRAF script (NOAO) |
| CL | OpenCL script (Khronos) |
| CL3 | Bruker Aspect NMR Data File |
| CL3 | Easy CD Creator Layout File (Sonic Solutions) |
| CL4 | Easy CD Creator Ver 4 Layout File (Sonic Solutions) |
| CL5 | Easy CD Creator project (Roxio) |
| CLA | Clarion for DOS Source Code (SoftVelocity) |
| CLA | CLASS336 Markup Language |
| CLA | Java Class File (Sun) |
| CLAR | Workday Workday Integration File |
| CLASS | Gambas class (Gambas Team) |
| CLASS | Java Development Kit bytecode (Oracle) |
| CLASSPATH | Eclipse IDE Java classpath configuration |
| CLB | cdrLabel |
| CLB | COM+ catalog file (Microsoft) |
| CLB | Corel Library |
| CLB | ICQ contact list file (ICQ Inc.) |
| CLB | NoteTab clipbook template file (Fookes Software) |
| CLB | Office XP library file (Microsoft Corporation) |
| CLB | Total Club Manager (Electronic Arts Inc.) |
| CLBU | Calls Backup & Restore Call log backup |
| CLBX | MP3 Automagic CD Cover Creator (MACCC) Label (Brian Pipa and PipaSoft) |
| CLC | Corel Catalog |
| CLC | Schedule+ 7-Habits Mission Statement (Microsoft Corporation) |
| CLC | UltimaCalc Calculation Data File (UltimaCalc) |
| CLD | CA Clipper configuration file |
| CLD | CD Label Designer design file (Dataland Software) |
| CLD | CD-Label Print label layout file (Canon, Inc.) |
| CLD | Clam AntiVirus virus signature database (Clam AntiVirus Team) |
| CLD | ClamWin AntiVirus Database (Clam AntiVirus Team) |
| CLD | Simply Calenders (Skerryvore Software) |
| CLD | Terragen cloud layer file (Planetside Software) |
| CLDLYR | Terragen Cloud Layer File (Planetside Software) |
| CLE | Icon Lock-iT Locked File Indicator (Moon Valley Software, Inc.) |
| CLEAN | Apple II operating system Golden Orchard Apple II CD Rom file |
| CLEF | Seq, Serilog Structured logging |
| CLF | DesignWorks Symbol Library (Capilano Computing) |
| CLF | ListPro Database (Ilium Software, Inc.) |
| CLG | CollageMaker graphic file (Galleria Software) |
| CLG | Maxagrid CTM log file |
| CLG | Windows System Image Manager catalog file (Microsoft) |
| CLI | Agency Management System customer data (HawkSoft) |
| CLI | Grand Theft Auto IV replay clip (Rockstar) |
| CLI | Linux executable (Linux Foundation) |
| CLIENT | Telepathy interface client file (freedesktop.org) |
| CLIP | Clip Studio Paint illustration (Celsys) |
| CLIP | Grand Theft Auto V game replay (Rockstar) |
| CLIPPED | Text from clipboard |
| CLJ | Clojure Source Code (Rich Hickey, Open Source Project Sponsor) |
| CLK | ClickFORMS Data (Bradford Technologies Inc.) |
| CLK | R.A.V.E. Animation File (Corel) |
| CLK | WatchGuard Cloaked File (WatchGuard Technologies, Inc.) |
| CLKK | Clicker Keyboard (Crick Software Ltd.) |
| CLKT | Clicker Template (Crick Software Ltd.) |
| CLKW | Clicker Word Bank (Crick Software Ltd.) |
| CLKX | Clicker Grid Set (Crick Software Ltd.) |
| CLL | Clicker (Crick Software Ltd.) |
| CLL | OzWin CompuServe E-mail/Forum Access Custom Library Search |
| CLM | Micrografx Picture Publisher 7 Macro |
| CLMOV | Clan Lord Movie - Visiostone (Delta Tao Software) |
| CLN | Backup Configuration File |
| CLO | Cloe Ray-Tracer |
| CLO | SPSS Chart Look (SPSS, Inc.) |
| CLOCK | Clockology Custom Watch Faces |
| CLOE | Cloe Ray-Tracer |
| CLOG | SpreadMaster Client Log (SpreadMaster.net) |
| CLOUD | GOM Atos Scanner File |
| CLOUD | Homeworld Cloud Data (Sierra Entertainment, Inc.) |
| CLOUDPHOTODB | Google Photos Photo Database |
| CLP | Clipper 5 Compiler Script |
| CLP | CLIPS/wxCILPS File |
| CLP | DeskMate Clip |
| CLP | GoDot |
| CLP | PC Paint/Pictor Picture |
| CLP | Quattro Pro Clip Art (Corel) |
| CLP | Windows Clipboard/Picture |
| CLPI | Blu-ray Clip AV Stream File (Blu-ray Disc Association) |
| CLR | 1st Reader binary color screen image |
| CLR | 3DS Max UI colors (Autodesk) |
| CLR | Affinity Designer color palette (Serif) |
| CLR | ArcGIS color map (ESRI) |
| CLR | Boxer/2 color scheme |
| CLR | FileMaker spelling dictionary (Claris) |
| CLR | Flash color table (Adobe) |
| CLR | macOS custom color palette (Apple) |
| CLR | PhotoStyler color definition (Aldus) |
| CLR | Visual Studio colorization world list (Microsoft) |
| CLR | Vue color map (e-on) |
| CLR | WinMX color scheme (Frontcode) |
| CLS | ArcGIS geocoding classification (ESRI) |
| CLS | Developer Console class (Salesforce) |
| CLS | LaTeX document stylesheet (LaTeX Project) |
| CLS | PDF Tools document (Winnovative) |
| CLS | Visual Studio class module/definition (Microsoft) |
| CLT | VisualBoyAdvance Cheat List (Forgotten and VBA Team) |
| CLU | Broken Sword 2 Dialog File (THQ Inc.) |
| CLU | CLUCalc Geometric Algebra Description (CLUScript File) (Christian Perwass) |
| CLU | Clusse Node File (Heikki Hannikainen) |
| CLU | IBM PCI Cryptographic Coprocessor Code File (IBM) |
| CLU | Phantasmagoria 2 8-bit Playback Pallete File |
| CLU | XNBC V8 Biological Neural Network Simulation Workstation Cluster Names |
| CLUB | Apple II operating system Golden Orchard Apple II CD Rom file |
| CLUSTAL_NUM | Clustal Omega Numerical Alignment Data |
| CLV | Clovis for Outlook Schema Settings (Steelhead Systems) |
| CLV | Vbox Current Language File (Aladdin Knowledge Systems) |
| CLV | Yamaha Cool Voices (Yamaha Corporation of America) |
| CLW | Clarion for Windows Source Code (SoftVelocity) |
| CLW | Visual C++ Class Wizard File (Microsoft Corporation) |
| CLX | Acrobat (Adobe Systems Incorporated) |
| CLX | Ceelox SecureMail Encrypted Document (Ceelox Inc.) |
| CLX | Macro ToolsWorks Macro |
| CLX | Rational XDE (IBM) |
| CLY | ACT! Layout (Best Software CRM Division) |
| CLY | Corel Graphics Ver.10 Custom Layouts File (Corel) |
| CL_ | C Poet compressed Disk1 File |
| CM | CopyMinder copy protection code (Microcosm) |
| CM | Grand Theft Auto: San Andreas custom mission (Rockstar) |
| CM | Puzzle puzzle (X.Org Foundation) |
| CM | Sanny Builder custom mission (Seeman) |
| CM0012 | CCleaner Camera configuration file |
| CM0013 | Samsung Smart TV file index (Samsung) |
| CM1 | CaseMap Version 1.x Case Analysis File (LexisNexis) |
| CM2 | CaseMap Version 2.x Case Analysis File (LexisNexis) |
| CM2 | Curious Labs Poser Camera File |
| CM3 | CaseMap Version 3.x Case Analysis File (LexisNexis) |
| CM4 | CaseMap Version 4.x Case Analysis File (LexisNexis) |
| CM4 | Championship Manager 4 Saved Game (Sports Interactive Ltd.) |
| CM4 | ClipMate Data File |
| CM5 | CaseMap Version 5.x Case Analysis File (LexisNexis) |
| CM6 | CaseMap Version 6.x Case Analysis File (LexisNexis) |
| CM7 | CaseMap Version 7.x Case Analysis File (LexisNexis) |
| CMA | Applix TM1 Database |
| CMA | Camomile Library File |
| CMA | Coach 6 Activities File (Foundation CMA - Centre for Microcomputer Applications) |
| CMA | Filetopia Collection Manager List (Filetopia) |
| CMAKE | CMake script/module (CMake Developers) |
| CMAP | CmapTools Concept Map (IHMC) |
| CMAP | Hex Workshop Color Map File (BreakPoint Software, Inc.) |
| CMB | Chromeleon Backup Archive |
| CMB | Reason Combinator Instrument Patch (Propellerhead Software) |
| CMB | Xtree for Windows Button Bar |
| CMBL | Logger Pro data file (Vernier Software & Technology) |
| CMBX | #develop (SharpDevelop) Combine File (IC#Code) |
| CMC | Collectorz.com Comic Collector Collection Data (Collectorz.com) |
| CMC | PowerFront File |
| CMC3 | CMC3 Editor, CMC3 Configurator Modbus Configuration |
| CMD | 1st Reader external command menu |
| CMD | Command Prompt script (Microsoft) |
| CMD | CP/M script (Digital Research) |
| CMD | dBASE II program (dBASE) |
| CMD | OS/2 script (IBM) |
| CMD | OS/2 script (IBM) |
| CMD | PDP-10 indirect command (DEC) |
| CMD | Summit Central contact database (MIE) |
| CMD5 | CrystalMaker Data (CrystalMaker Software Ltd.) |
| CMDF | CrystalMaker Data (CrystalMaker Software Ltd.) |
| CME | Command Client encrypted video (March) |
| CME | Crazy Machines game level (experiment) data (DTP) |
| CMF | CaseMap viewer definition (LexisNexis) |
| CMF | Connected Backup/PC sensitive data (Hewlett-Packard) |
| CMF | CopyMate data (GraphiTech) |
| CMF | CorelDRAW data (Corel) |
| CMF | MapPoint map (Microsoft) |
| CMF | Winamp music (Radionomy) |
| CMG | Chessmaster Saved Game (Ubisoft Entertainment) |
| CMG | cramfs ROM Filesystem Package |
| CMI | Camomile Interface File |
| CMI | CD Mate CD Burning Image File (An Chen Computers Co. Ltd.) |
| CMK | Card Shop Plus File |
| CML | Avogadro document (Avogadro) |
| CML | Cheat Machine Library library file (Cheat Engine) |
| CML | Crazy Machines saved laboratory file (DTP Entertainment) |
| CML | CryptoMailer page layout (CryptoMailer) |
| CML | Filetopia collection manager list file (Filetopia) |
| CML | PADGen company info file (PADGen) |
| CML | ProWORX Nxt comment data file (Schneider Electric) |
| CMM | CEnvi (ScriptEase:Desktop) Batch File |
| CMMF | CrystalMaker Data (CrystalMaker Software Ltd.) |
| CMMP | Camtasia Studio Menu Maker Project (TechSmith Corporation) |
| CMMTPL | Camtasia Studio Menu Maker Template (TechSmith Corporation) |
| CMN | Systems Management Server (SMS) Collection Membership Update (Microsoft Corporation) |
| CMO | Spanish Whiz What Did You Say? Sound File (GB Blanchard) |
| CMO | Virtools Behavioral Server Composition |
| CMP | 2020 Giza color map (20-20 Technologies) |
| CMP | CaseMap plugin (LexisNexis) |
| CMP | Chord Pro song (Mussoft) |
| CMP | Composer song setup (Technics) |
| CMP | Connection Manager connection settings (Microsoft) |
| CMP | CorelDRAW printer header (Corel) |
| CMP | CraftMan data (Kevin Ford) |
| CMP | EAGLE copper component side (Autodesk) |
| CMP | FIFA patch (Electronic Arts) |
| CMP | Freelancer model layout (Microsoft) |
| CMP | Generic CADD component (Generic Software) |
| CMP | HotDocs template component (AbacusNext) |
| CMP | Internet Explorer custom menu plugin (Microsoft) |
| CMP | KiCad footprint information (KiCad Developers) |
| CMP | Leadtools Imaging SDK image (Lead) |
| CMP | Photofinish Calibration MaP calibration map (ZSoft) |
| CMP | PKZIP compressed data (PKWARE) |
| CMP | Route 66 address document (Route 66) |
| CMP | Sharepoint server backup (Microsoft) |
| CMP | SWAT 3 compressed game sound (Sierra) |
| CMP | THEOS compressed archive (THEOS) |
| CMP | Word user dictionary (Microsoft) |
| CMP | XnView image (XnSoft) |
| CMP | Zenon password (Ing. Punzenberger COPA-DATA) |
| CMPEXPORT | LockMyPix Encrypted Backup Archive |
| CMPRB | CaseMap ReportBook Plug-in (LexisNexis) |
| CMPROJ | Channel Master Project (SharpC Consulting Group) |
| CMQ | Culturemetrics |
| CMR | Coach 6 Saved Results File (Foundation CMA - Centre for Microcomputer Applications) |
| CMR | CribMaster File |
| CMR | MediaPlayer Movie |
| CMR | SeeYou Raster Maps (Naviter) |
| CMR7 | CMA Coach 7 Compartmental Modeling |
| CMRBK | CaseMap ReportBook Definition (LexisNexis) |
| CMRT | CraftMan Data |
| CMS | CaseMap case script file (LexisNexis) |
| CMS | Coach project file (Foundation CMA - Centre for Microcomputer Applications) |
| CMS | Content Management System web file (Automattic) |
| CMS | TrialDirector case file (InData) |
| CMS21 | Car Mechanic Simulator 21 Saving game progress |
| CMS21B | Car Mechanic Simulator 2021 Game save data |
| CMT | Chinon ES-1000 Digital Camera |
| CMT | Corel Draw |
| CMT | Culturemetrics |
| CMT | e-Sword Commentary (Rick Meyers) |
| CMTD | Cool Moon To Do To Do List (Cool Moon Software, LLC.) |
| CMU | Andrew Toolkit CMU Format (Andrew Consortium) |
| CMU | Carnegie Mellon Univeristy Stereo Raster Image |
| CMU | CMU Window Manager Bitmap |
| CMUWM | Carnegie Mellon University (CMU) Window Manager Bitmap |
| CMV | CorelDRAW 4.0 Movie Animation (Corel Corporation) |
| CMV | Creative Zen/Centrale Media Player Video File (Creative Technology Ltd.) |
| CMW | COM-Watch |
| CMW | Custom Maintenance Wizard File (Microsoft Corporation) |
| CMX | Apple Viewer data (Apple) |
| CMX | BREW MP ringtone (Qualcomm) |
| CMX | CADMeasure session (Causeway) |
| CMX | CorelDRAW image (Corel) |
| CMX | Ocaml compiled native object (INRIA) |
| CMX | PaintShop image (Corel) |
| CMX | Presentations image (Corel) |
| CMX | Rational Rose XDE storage unit model (IBM) |
| CMX | The Sims 3D model mesh data (Electronic Arts) |
| CMXA | Camomile Packed Library File |
| CMY | Corel40 Custom File |
| CMYK | Raw Cyan, Magenta, Yellow, and Black Samples |
| CMZ | Poser compressed camera set (Bondware) |
| CN | CNwin Project Data (Procedimientos-Uno, S.L.) |
| CNA | Catena Data File (OpEx Software LLC) |
| CNB | Pegasus Mail Mail Message in Noticeboard (David Harris) |
| CNC | Click 'n Create File (Clickteam) |
| CNC | CNC General Program Data |
| CNC3REPLAY | Command & Conquer 3 Replay (Westwood Studios) |
| CND | ControlDraw 2D model/diagram (ControlDraw) |
| CND | DesignShop embroidery design (Melco) |
| CNDF | Compressed Channel Data File Contains data about satellite TV channels. |
| CNF | ACL2 formula file (Robert S. Boyer) |
| CNF | BASolver formula file (St.Petersburg Department of Steklov Institute of Mathematics of Russian Academy of Sciences) |
| CNF | Cisco Unified CME Configuration file (Cisco) |
| CNF | FreeRADIUS Configuration file (FreeRADIUS Development Team) |
| CNF | FrontPage Configuration file (Microsoft) |
| CNF | Hack4Europe 3D Configuration file (Richard Cyganiak) |
| CNF | Internet Information Services Configuration file (Microsoft) |
| CNF | Java Page layout (James Gosling) |
| CNF | Lotus 1-2-3 Configuration file (IBM) |
| CNF | MariaDB Configuration file (MariaDB Foundation) |
| CNF | MathJax formula file (American Mathematical Society) |
| CNF | MaxHS formula file (Jessica Davies) |
| CNF | MiniMaxSAT formula file (Technical University of Catalonia) |
| CNF | MinIPAQSoft Configuration file (INOR) |
| CNF | MiniSat SNES Station on EmulatorGames.net (Niklas Eén and Niklas Sörensson) |
| CNF | MySQL Configuration file (Oracle) |
| CNF | Nextcloud Configuration file (Nextcloud) |
| CNF | Open-WBO formula file (Ruben Martins) |
| CNF | OpenBSD Configuration file (Theo de Raadt) |
| CNF | OpenSSL Configuration file (The OpenSSL Project) |
| CNF | Optimal Trace Configuration file (Micro Focus) |
| CNF | PCSX2 Configuration file (PCSX2 Team) |
| CNF | PennMUSH Configuration file (PennMUSH) |
| CNF | Percona Monitoring and Management Configuration file (Percona) |
| CNF | PL7 PRO Configuration file (Schneider Electric) |
| CNF | Python Page layout (Python Software Foundation) |
| CNF | SNES Station Configuration file (Hiryu) |
| CNF | SonarQube Configuration file (SonarSource) |
| CNF | Synchronet Configuration file (Rob Swindell) |
| CNF | Tekken 4 Configuration file (Namco) |
| CNF | Unity Pro Configuration file (Schneider Electric) |
| CNF | Varisat formula file (Jix) |
| CNF | Windows Configuration file (Microsoft) |
| CNF | Wireshark Conformance file (The Wireshark Team) |
| CNF | XProtect Corporate Configuration file (Milestone Systems) |
| CNM | NoteMap Outline File (LexisNexis) |
| CNM | Pegasus Mail New Mail Message (David Harris) |
| CNM | Windows Application Menu Options and Setup File |
| CNM | WinRoute Electronic Mail File (Kerio Technologies Inc.) |
| CNOTE | CollaNote Storing notes |
| CNQ | Compuworks Design Shop File |
| CNQ | WebShop Platinum Project File (Boomerang Software, Inc.) |
| CNR | Click'N'Run Installation Package (Linspire,Inc.) |
| CNR | CRiSP Harvest File |
| CNR | Pegasus Mail Mail Message in Systemwide Folder (David Harris) |
| CNRD2 | Cnrd2 Viewer 3D model file |
| CNREG | EULANDA Warenwirtschaft (ERP) Configuration Information |
| CNREP | EULANDA ERP System Report Template |
| CNS | Windows2000 Client Connection Manager Export File (Microsoft Corporation) |
| CNT | Android cached data (Open Handset Alliance) |
| CNT | HTML Help Workshop table of contents (Microsoft) |
| CNT | MapInfo data (Precisely) |
| CNT | Rational Rose 98 contents tab (IBM) |
| CNV | Canvas drawing (ACD) |
| CNV | Db2 conversion data (IBM) |
| CNV | Seasave data (Seatronics) |
| CNV | Word conversion data (Microsoft) |
| CNV | WordPerfect temporary data (Corel) |
| CNV | WS_FTP Pro upload conversion data (Ipswitch) |
| CNX | Rational XDE (IBM) |
| CN_ | Regeditx File |
| CO | Cobalt v8 3D file (Ashlar-Vellum) |
| CO | Cult3D ActiveX Player Application (Cycore Systems AB) |
| CO$ | MS Compressed COM Decompress with UNPACK.EXE. |
| CO2 | Train Simulator 3D model |
| COA | Medlin Accounting Chart of Accounts With Beginning of Year Balances (Medlin Accounting) |
| COA | TrueSpace 3D Object (Caligari Corporation) |
| COB | COBOL Program File |
| COB | Creatures Compiled Object File (Gameware Development Ltd.) |
| COB | RM/COBOL Runtime System Application File (Liant) |
| COB | Total Annihilation Unit Script (Cavedog Entertainment) |
| COB | TrueSpace Object (Caligari Corporation) |
| COB | TrueSpace2 Object |
| COBRA | Apple II operating system Golden Orchard Apple II CD Rom file |
| COCO | Apple II operating system Golden Orchard Apple II CD Rom file |
| COD | 7-zip compressed data (Igor Pavlov) |
| COD | AGENT character set code (Forté) |
| COD | Atlantis encrypted document (The Atlantis Team) |
| COD | Blackberry Desktop application (Blackberry) |
| COD | Cockatrice deck (Cockatrice Developers) |
| COD | Code List |
| COD | dBASE application template (dBASE) |
| COD | Forecast Plus data (Walonick Associates) |
| COD | GCC compiled code (GCC Team) |
| COD | Multiplan data (Microsoft) |
| COD | SuperSurvey data (SuperSurvey Team) |
| COD | SWAT input control (GSWRL) |
| COD | UUPC/Extended code definition table (UUPC/Extended Developers) |
| COD | Visual Studio compiled code (Microsoft) |
| COD22 | Call of Duty: Black Ops Cold War Game Settings |
| CODE | Graal and Related Servers Encrypted Cache (Cyberjoueurs) |
| CODE-WORKSPACE | Visual Studio Code VS Code workspaces |
| CODEC | Rockbox CODEC (The Rockbox Crew) |
| CODERESOURCES | Xcode macOS resources |
| COF | CA Client Automation container order (Broadcom) |
| COF | Days Of Death data archive (ColemanSystems) |
| COF | MPLAB X object (Microchip) |
| COF | Quartus II conversion setup (Intel) |
| COFFEE | CoffeeScript script (CoffeeScript Developers) |
| COFFEE | Visual Studio Code script (Microsoft) |
| COK | Carmageddon Patch File |
| COL | Autodesk Color Palette (Autodesk, Inc.) |
| COL | Grand Theft Auto III Collision Data (Rockstar Games) |
| COL | HTML Help Collection File (Microsoft Corporation) |
| COL | IFF Color Map Palette |
| COL | Internet Color Wizard Color Scheme |
| COL | Movie Maker Collection File (Microsoft Corporation) |
| COL | MPEG Audio Collection Collection (The MAC Team) |
| COL | Multiplan Spreadsheet (Microsoft Corporation) |
| COL | Notes Import Column Description File (IBM) |
| COL | SequoiaView Color Template (Technische Universiteit Eindhoven) |
| COL1 | Oscilloscope Software Coil Data |
| COLA | Cola Source Code (The Perl Foundation) |
| COLLAB | Collaborate session file (Blackboard Inc) |
| COLLECTION | Shareaza Collection (Shareaza Pty. Ltd.) |
| COLLECTIONSSQLITE | Google Chrome Chrome Collections Data |
| COLLOQUYTRANSCRIPT | Colloquy Chat Transcript (Javelin.cc) |
| COLOR | Amaya Configuration |
| COLORS | Krita Color theme |
| COLOUR | Ribbons Ribbons Color Mapping |
| COLPKG | Anki Flashcard Collection |
| COLUMNS | Skype SQLite Table Schema |
| COM | AOL (America Online, Inc.) |
| COM | Command |
| COM | Common Object Module |
| COM | DOS or CP/M Executable |
| COM | EICAR Anti-Virus Test File (EICAR) |
| COM | MS-DOS executable file in MS-DOS |
| COM | Psion Organiser CommsLink Setup File (Psion PLC) |
| COMFYCAKESSAVE-MS | Purble Place Saved Game (Microsoft Corporation) |
| COMMAND | Terminal script (Apple) |
| COMMANDLINE | Commandline Powertoy File |
| COMMENT | GCC (GNU Compiler Collection), clang Compiler version information |
| COMMON | MATLAB Install File (The MathWorks, Inc.) |
| COMP | Pokémon Sword and Shield Saved game data |
| COMPANY | Chris Sawyer’s Locomotion Company Owner Face (Atari Interactive, Inc.) |
| COMPARISON | Merge Comparison Report (Araxis Ltd.) |
| COMPAT | Likely a Text File |
| COMPILED | Compilers (e.g., GCC, Clang, Java compiler) Executable or data |
| COMPONENTS | Microsoft Windows Component Information |
| COMPOSERMODULE | Snapchat Snapchat module definition |
| COMPRESSED | Compression Utilities (e.g., 7-Zip, WinRAR, gzip) Storing, Archiving Data |
| COMPRESSION | Dreamweaver Web Compression (WordCompress.net) |
| COM_ | Adobe Acrobat Reader Renamed PDF file |
| CON | Battlefield 1942 Configuration File (Electronic Arts, Inc.) |
| CON | Concept Application Server Source Code (RadGs Software s.r.l) |
| CON | Knowledgeware Consolidation File |
| CON | LucasArts Container File (LucasArts Entertainment Company LLC) |
| CON | Simdir Configuration File |
| CON | Trace Data File (GraphiTech Ltd.) |
| CON | Train Simulator Train/Model Identification File (Microsoft Corporation) |
| CON | Tree Professional Conifer Creator File |
| CON | Unreal 2 Audio File (Epic Games, Inc.) |
| CON | WordPerfect Document Concordance (Corel Corporation) |
| CONF | Android Configuration file (Google) |
| CONF | Apache Hadoop Configuration file (Apache) |
| CONF | Apache HTTP Server Configuration file (Apache) |
| CONF | Apache Livy Configuration file (Apache) |
| CONF | Apache Spark Configuration file (Apache) |
| CONF | Aperture Desk Job Configuration file (Valve) |
| CONF | Arch Linux Configuration file (Levente Polyak) |
| CONF | Arduino IDE Configuration file (Arduino) |
| CONF | Asterisk Configuration file (Sangoma) |
| CONF | AVRDUDE Configuration file (Savannah) |
| CONF | Business Tour Configuration file (8foor) |
| CONF | Calamares Configuration file (BlueSystems) |
| CONF | CentOS Configuration file (CentOS) |
| CONF | Chaos Corona Configuration file (Chaos) |
| CONF | Circos Configuration file (Martin Krzywinski) |
| CONF | CloudMonitor Configuration file (Alibaba) |
| CONF | CodeIgniter Configuration file (British Columbia Institute of Technology) |
| CONF | CollectiveAccess Configuration file (Whirl-i-Gig) |
| CONF | Creo Elements/Direct Modeling Configuration file (PTC) |
| CONF | D-Link Configuration file (D-Link) |
| CONF | Debian Configuration file (Debian Project) |
| CONF | DOSBox Configuration file (DOSBox) |
| CONF | Dungeons and Data Monsters Configuration file (Splunk) |
| CONF | Fedora Linux Configuration file (Fedora) |
| CONF | FireBird Configuration file (FireBird) |
| CONF | FortiClient Configuration file (Fortinet) |
| CONF | Fossies Configuration file (Fossies) |
| CONF | Free Fire Configuration file (Garena) |
| CONF | FreeBSD Configuration file (FreeBSD Foundation) |
| CONF | FreeRADIUS Configuration file (FreeRADIUS) |
| CONF | FruityWiFi Configuration file (xtr4nge) |
| CONF | FxSound Configuration file (FxSound) |
| CONF | GameLoop Configuration file (GameLoop) |
| CONF | GNU Bazaar Configuration file (Canonical) |
| CONF | Gqrx SDR Configuration file (Alexandru Csete) |
| CONF | Grand Theft Auto Configuration file (Rockstar Games) |
| CONF | HCL Domino Configuration file (HCL) |
| CONF | hostapd Configuration file (Reyk Floeter) |
| CONF | Icinga Configuration file (Icinga) |
| CONF | Indico Configuration file (Cern) |
| CONF | iPackager Configuration file (Intellicus) |
| CONF | Java Service Wrapper Configuration file (Tanuki Software) |
| CONF | Koha Configuration file (Koha) |
| CONF | Laravel Configuration file (Taylor Otwell) |
| CONF | LaunchMON Configuration file (Lawrence Livermore National Laboratory) |
| CONF | Linux Configuration file (Linus Torvalds) |
| CONF | Logstash Configuration file (Elastic) |
| CONF | MariaDB Configuration file (MariaDB Foundation) |
| CONF | Master of Magic Configuration file (Slitherine) |
| CONF | Minecraft Configuration file (Microsoft) |
| CONF | MITMf Configuration file (Marcello Salvati) |
| CONF | Multi Theft Auto Configuration file (MTA Team) |
| CONF | NetBackup Configuration file (Veritas) |
| CONF | NetBeans Configuration file (Apache) |
| CONF | NET_4.109.0 Configuration file (Sagemcom) |
| CONF | NF18ACV NC2 Configuration file (Casa Systems) |
| CONF | Nginx Configuration file (F5) |
| CONF | Odoo Configuration file (Odoo) |
| CONF | OpenBSD Configuration file (Theo de Raadt) |
| CONF | OpenShot Configuration file (OpenShot Studios) |
| CONF | OpenVPN Configuration file (OpenVPN) |
| CONF | OpenVZ Configuration file (Virtuozzo) |
| CONF | OpenWhisk Configuration file (Apache) |
| CONF | Oracle Configuration file (Oracle) |
| CONF | OSCam Configuration file (Edgewall Software) |
| CONF | Patchwork Configuration file (Ozlabs) |
| CONF | PicketBox Configuration file (JBoss) |
| CONF | PostgreSQL Configuration file (PostgreSQL) |
| CONF | Project and Portfolio Management Configuration file (Micro Focus) |
| CONF | Proxmox Virtual Environment Configuration file (Proxmox) |
| CONF | Puppet Configuration file (Puppet) |
| CONF | Qt Configuration file (Trolltech) |
| CONF | Raspberry Pi OS Configuration file (Raspberry Pi) |
| CONF | Rclone Configuration file (Nick Craig-Wood) |
| CONF | ReactiveMongo Configuration file (Stephane Godbillon) |
| CONF | rEFInd Configuration file (Roderick W. Smith) |
| CONF | Revit Configuration file (Autodesk) |
| CONF | RHEL Configuration file (Red Hat) |
| CONF | Rocky Linux Configuration file (Rocky) |
| CONF | RouterOS Configuration file (MikroTik) |
| CONF | SCADAPack E Configurator Configuration file (Schneider) |
| CONF | SharePoint Configuration file (Microsoft) |
| CONF | Skype Configuration file (Skype) |
| CONF | Splunk Enterprise Configuration file (Splunk) |
| CONF | Steam Configuration file (Valve) |
| CONF | The Palace Configuration file (Time Warner Interactive) |
| CONF | Ubuntu Configuration file (Canonical) |
| CONF | URL Checker Configuration file (EmailVeritas) |
| CONF | V-Ray Configuration file (Chaos) |
| CONF | Winbox Configuration file (MikroTik) |
| CONF | Windows Configuration file (Microsoft) |
| CONF | Windscribe Configuration file (Windscribe) |
| CONF | WireGuard Configuration file (Jason A Donenfeld) |
| CONF | wpa_supplicant Configuration file (Jouni Malinen) |
| CONF | X. Org Server Configuration file (X. Org Foundation) |
| CONF | Zoom JSON file (Zoom) |
| CONF | Zywall Configuration file (Zyxel) |
| CONFIG | CRiSP Harvest configuration (Columbia Basin Research) |
| CONFIG | Linux configuration (Linus Torvalds & The Linux Community) |
| CONFIG | Rockbox configuration (The Rockbox Crew) |
| CONFIG | Unity configuration (Unity) |
| CONFIG | Visual Studio application configuration (Microsoft) |
| CONFIG | WatchDirectory task configuration (GdP) |
| CONFIGS | various Software Applications Store configuration data |
| CONSOLE | WinNT Console File |
| CONT | Canon Digital Camera Software CCTV Video Footage |
| CONTACT | Windows Address Books contact file (Microsoft Corporation) |
| CONTACTS | Google Contacts Address Book File |
| CONTENTS | macOS and iOS Metadata and Contents |
| CONTENTSONCLIPBOARD | Contents on Clipboard Powertoy File |
| CONTROL | Hydrologic Modeling System (HEC-HMS) Control Specifications Data (U.S. Army Corps of Engineers) |
| CONTROLLER | Unity3D Unity animation control |
| CONV | Stylus Studio Data Conversion Template (DataDirect Technologies, a division of Progress Software Corporation) |
| CONVERSATION | macOS Messages Conversation history |
| CONVERSIONS | various applications needing conversion tracking Conversion Tracking Database |
| COO | Cookie File |
| COO | Fabasoft Components |
| COOKIE | Bitcoin Core RPC Cookie file (Bitcoin Core Developers) |
| COOKIES | Apple II operating system Golden Orchard Apple II CD Rom file |
| COOL | QB - Text Analyzer Archive (Sierra Vista Software) |
| COOS | Cobalt Strike Penetration Testing Executable |
| COOT | Coot image annotation data |
| COP | Tree Professional Conifer Creator Image File |
| COPY | Advanced Diary data (CSoftLab) |
| COPY | Unreal Engine asset (Epic Games) |
| COPY0 | Microsoft Windows MFT Backup |
| COPYING | GNU software and other open-source projects software license terms |
| COR | CorrWare data (Scribner) |
| COR | GPS Pathfinder Office differentially corrected GPS data (ESRI) |
| COR | GS+ geostatistical data (GammaDesign) |
| COR | Insight II output coordinate data (Dassault Systemes) |
| COR | posem correction data (Nimal Solutions) |
| COR | Web GPS Correction Server differential corrected base and almanac measurements (GPS to GIS) |
| COR | WmovieC input data (WmovieC Development Team) |
| CORE | Core Software Tech CORE IDC Bitmap |
| CORELPROJECT | Photo Album Project (Corel Corporation) |
| CORELSHOW | MediaOne Enhanced Slideshow File (Corel Corporation) |
| CORRECT | Apple II operating system Golden Orchard Apple II CD Rom file |
| CORRECTED | Data Cleaning/Processing Tools Corrected Data File |
| CORRECTION | As-U-Type Correction FIle (Fanix Software) |
| COS | Capture One temporary configuration/changes (Phase One) |
| COS | Creatures object script (Gameware Development Ltd.) |
| COS | Scarlett Expert System Compiler query |
| COSMO | Apple II operating system Golden Orchard Apple II CD Rom file |
| COT | Intergraph Raster Graphic (Intergraph Corporation) |
| COUNT | Gen Counters File |
| COUNTER | Netobjects Fusion Components Bbscomp Message File |
| COUNTS | htseq-count, DESeq2, edgeR, limma Gene expression quantification |
| COURSE | CoCalc academic course (CoCalc) |
| COURSE | Super Mario Remaker game data (Super Mario Remaker Developers) |
| COURSE | The Golf Club golf course (HB Studios) |
| COV | Fax Cover Page (Microsoft Corporation) |
| COX | Multimedia Fusion Plug-In (Clickteam) |
| CO_ | PDF Reader Incomplete PDF |
| CP | Audition script (Adobe) |
| CP | Captivate project (Adobe) |
| CP | CompuMedic database (Data Strategies) |
| CP | CPIde source code (CFB) |
| CP | Xcode source code (Apple) |
| CP1 | Compel Show Ver 1 Presentation (Click2learn, Inc.) |
| CP2 | Compel Show Ver 2 Presentation (Click2learn, Inc.) |
| CP8 | CP8 256 Gray Scale Image |
| CP? | LoseThos C+ Source File (Terry A. Davis) |
| CPA | CADSTAR PCB design/component library (Zuken) |
| CPA | Capsa data (Colasoft) |
| CPA | COMPASS data (Toyohashi University) |
| CPA | Information Designer project (Beijer Electronics) |
| CPA | Premiere conformed audio (Adobe) |
| CPA | Tom Clancy's Ghost Recon: Future Soldier game data (Ubisoft) |
| CPA | Windows 10 graphics driver (Microsoft) |
| CPAN | Tucows Info File (Tucows Inc.) |
| CPAO | 3dize Cool Page Objects Counter File |
| CPB | Goldshell Firmware Updater, Infinity-Box CM2MTK Firmware Update Package |
| CPC | Chrome image (Google) |
| CPC | CPC Tool image (Cartesian) |
| CPC | Edge image (Microsoft) |
| CPC | Photoshop image (Adobe) |
| CPD | Canon MB/iB Printers printer data (Canon) |
| CPD | Complaints Desk Script |
| CPD | CONTENTdm compound object (OCLC) |
| CPD | HALCON standard calibration plate description (MVTec) |
| CPD | Manga Maker ComiPo! comic (Web Technology) |
| CPD | Photo Viewer fax coversheet (Microsoft) |
| CPD | PrintOffice drawing (Corel) |
| CPD | RoboHelp project database cache (Adobe) |
| CPE | Fax Cover Sheet (Microsoft Corporation) |
| CPF | Canvastic preferences file (Canvastic) |
| CPF | CaseMap portable file (LexisNexis) |
| CPF | CircuitCAM manufacturing process definition file (Aegis Industrial Software Corporation) |
| CPF | Complete PC fax file |
| CPF | CPF Editor contract preparation form submission file (CORDIS) |
| CPF | IGO 8 3D buildings database file (Global Services LLC) |
| CPF | O&O CleverCache profile file (O&O Software GmbH) |
| CPF | ProWORX Nxt comment pointer and length file (Schneider Electric) |
| CPG | ArcGIS code page (ESRI) |
| CPG | Clip Studio Paint comic page (Celsys) |
| CPG | Cool Page tutorial (3Dize) |
| CPG | RSS data (Motorola) |
| CPG | StarCraft campaign (Blizzard) |
| CPGS | Adobe Photoshop Color Profiles |
| CPGZ | Compressed UNIX CPIO Archive compressed cpio archive |
| CPGZ | The Unarchiver compressed cpio archive (The Unarchiver) |
| CPGZ | Unix compressed cpio archive (The Open Group) |
| CPGZ | WinZip compressed cpio archive (Corel) |
| CPH | Print House Image (Corel Corporation) |
| CPI | Calamus image (invers) |
| CPI | ColorLab processed image (Xrite) |
| CPI | CPC Lite compressed internet document (Cartesian Products) |
| CPI | Creator clip information (Roxio) |
| CPI | PowerDirector clip information (CyberLink) |
| CPI | Premiere Pro clip information |
| CPI | Sietronics XRD document (Sietronics) |
| CPI | Windows international code page (Microsoft) |
| CPIO | UNIX CPIO Archive |
| CPJ | CeQuadrant CD Project |
| CPJ | Commotion File |
| CPK | Packed Filemaker CRI packed file (CRI Middleware) |
| CPK | Sega video file (Sega of America, Inc.) |
| CPL | Compel presentation (Asymetrix) |
| CPL | CorelDraw Graphics Suite color palette (Corel) |
| CPL | TrialDirector concordance data (IPRO) |
| CPL | Windows control panel item (Microsoft) |
| CPM | Cisco Secure Policy Manager File |
| CPM | ConceptHDL Project File |
| CPM | CP/M Executable |
| CPM | InterComm Project Manager File |
| CPM | Turbo Pascal DOS File (Borland Software Corporation) |
| CPMPROJECT | Minecraft (with the Custom Player Models mod) Minecraft skin file |
| CPN | Age of Empires I and II Campaign File (Microsoft Corporation) |
| CPN | CPN Tools CPN Model File (CPN Group at the University of Aarhus) |
| CPN | Rise of Nations Campaign File (Microsoft Corporation) |
| CPO | Corel Print House File |
| CPP | C++ Builder source code (Embarcadero) |
| CPP | CA-Cricket Presents presentation (Broadcom) |
| CPP | Code::Blocks source code (The Code::Blocks Team) |
| CPP | Maya 3D scene (Autodesk) |
| CPP | Visual Studio source code (Microsoft) |
| CPP | Xcode source code (Apple) |
| CPQ | Exam Essentials Exam File (Cyber Pass Inc.) |
| CPR | Captivate preferences (Adobe) |
| CPR | ConTEXT project (ConTEXT Project) |
| CPR | CPC Plus game cartridge image (Amstrad) |
| CPR | Cubase music project (Steinberg) |
| CPR | Patrician II game data archive (Strategy First) |
| CPR | Port Royale game data archive (Strategy First) |
| CPR | Presents presentation (Corel) |
| CPR | PV-WAVE compiled procedure (Perforce) |
| CPR | RECOIL image (Piotr Fusik and Adrian Matoga) |
| CPR | Transputer Development System source code (INMOS) |
| CPS | AVG checksum (AVG) |
| CPS | Captivate style (Adobe) |
| CPS | ChordPulse jam session (Micronissmo) |
| CPS | Classroom Performance System data (Turning Technologies) |
| CPS | Fusion 360 post processor data (Autodesk) |
| CPS | HP LaserJet Driver colored postscript data (Hewlett-Packard) |
| CPS | PC Tools backup (NortonLifeLock) |
| CPS | Photo House image (Corel) |
| CPS | Powder Toy saved simulation (jacob1 et. al.) |
| CPS | QEMM backup of setup data (NortonLifeLock) |
| CPS | Tecplot postscript picture (Tecplot) |
| CPT | After Shot image (Corel) |
| CPT | CCRYPT encrypted archive (Peter Selinger) |
| CPT | Compact Pro archive (Cyclos) |
| CPT | dBASE encrypted memo (dBASE) |
| CPT | Delta Force converted poly terrain (Electronic Arts) |
| CPT | EDX Signal channel plan template (EDX) |
| CPT | PHOTO-PAINT image (Corel) |
| CPT | Presents template (Broadcom) |
| CPT6 | Corel Photo-Paint Image |
| CPTHEME | cPanel Theme Package (cPanel, Inc.) |
| CPTX | Captivate Captivate project file (Adobe) |
| CPU | Sysoft Sandra File |
| CPX | Age of Empires I and II Campaign File (Microsoft Corporation) |
| CPX | Code Page Translation File (Microsoft Corporation) |
| CPX | Control Panel Applet |
| CPX | Corel Presentation Exchange Compressed Drawing |
| CPX | CryptaPix Encrypted Image |
| CPX | Rise of Nations Campaign File (Microsoft Corporation) |
| CPY | 3DS Max copy track (Autodesk) |
| CPY | COBOL properties definition (Flexus) |
| CPY | Copy Books data |
| CPY | eCopy scanned document (Nuance) |
| CPY | Ramdrive commands (Atari) |
| CPY | RM/COBOL include data (Liant) |
| CPZ | COMPOZ Music Text |
| CPZ | CP Shrink Archive (Symantec Corporation) |
| CPZ | LoseThos C+ Source File (Terry A. Davis) |
| CP_ | Adobe Photoshop Compressed PNG image |
| CQ | CP/M SYSGEN Replacement |
| CQL | XDCC Catcher Saved Queue List (SiHiDa and balduz (Developers)) |
| CQQ | Cool Quiz |
| CQS | CADfix Quality Standard (ITI TranscenData) |
| CQTR | CrazyTalk Comic archive |
| CQZ | Cool Quiz |
| CR | Crack File |
| CR | CRiSP Source Code |
| CR | Iris Printer CT Format Bitmap |
| CR$ | BASIC VB Kartei File |
| CR000001 | Alcohol 120% Split DICOM Archive |
| CR2 | Digital Photo Professional raw image (Canon) |
| CR2 | Irfanview raw image (Irfan Skiljan) |
| CR2 | Photoshop raw image (Adobe) |
| CR2 | Poser character rigging (Bondware) |
| CR3 | Digital Photo Professional raw image (Canon) |
| CR3 | Lightroom raw image (Adobe) |
| CR3 | PhotoLab raw image (DXO) |
| CR4 | STABCAL (stability calculation for aqueous systems) File |
| CR5 | Tripod Data Systmes Survey Pro Coordinate File |
| CR7 | STABCAL (stability calculation for aqueous systems) File |
| CRA | Advanced Crack File (usually text) |
| CRA | Personal Craft Factory File |
| CRACK | Apple II operating system Golden Orchard Apple II CD Rom file |
| CRACKME | Debuggers and Disassemblers Reverse Engineering Challenge |
| CRACKZBYMAB | YaHoE File |
| CRAI | HTSlib CRAM indexing |
| CRAM | Compressed ROM File System File |
| CRASH | Crash Reporter crash log/report (Apple) |
| CRASH | Crash Reporter crash log/report (Apple) |
| CRASH | Digital Combat Simulator crash log/report (Eagle Dynamics) |
| CRASH | Sibelius crash log/report (Avid) |
| CRASH | Steam crash log/report (Valve) |
| CRASH | Sublime crash log/report (Sublime) |
| CRASH | Tebis crash log/report (Tebis) |
| CRATE | Apple II operating system Golden Orchard Apple II CD Rom file |
| CRB | BigOven Recipe Database (Lakefront Software, Inc.) |
| CRBX | Solibri Model Checker BIM quality checking |
| CRC | Creo temporary data (PTC) |
| CRC | JPEG Sheriff data (Engineering Bureau Office Automation) |
| CRC | Total Commander checksum (Christian Ghisler) |
| CRD | Cardfile database (Microsoft) |
| CRD | CARE-S catchment runoff data (SINTEF) |
| CRD | ChordPro song chords (ChordPro Developers) |
| CRD | ColdRED script (May Computer) |
| CRD | Spanish Whiz audio data (GB Blanchard) |
| CRDOWNLOAD | Chrome incomplete download (Google) |
| CRDOWNLOAD | Chromium incomplete download (Google and Chromium Developers) |
| CRE | Infinity Game Engine Monster Description (BioWare Corp.) |
| CRE | LiveUpdate Crescendo Catapult File |
| CREG | CrazayReg Database (Crazy-Team) |
| CRF | C++ C++ cross-reference data (Digital Mars) |
| CRF | Cal3DViewer 3D model material (Cal3D) |
| CRF | CHARTrunner chart definition (PQ Systems) |
| CRF | Cipher recipient data (OM2) |
| CRF | MASM cross-reference data (Microsoft) |
| CRF | Print Artist craft data (Sierra) |
| CRF | System Shock 2 game archive (Electronic Arts) |
| CRF | TechJet 5500 B&W and CYMK data (Calcomp) |
| CRF | Thief 2: The Metal Age game archive (Square Enix) |
| CRF | Thief: The Dark Project game archive (Square Enix) |
| CRG | Calamus Graphic (invers Software) |
| CRH | EBwin Estudio Basico de Seguridad y Salud Health and Safety Project Information (Procedimientos-Uno, S.L.) |
| CRH | Golf Image File (Microsoft Corporation) |
| CRH | Links Games Course File |
| CRK | Crack File |
| CRL | IIS certificate revocation list (Microsoft) |
| CRL | OpenSSL certificate revocation list (OpenSSL) |
| CRL-SET | Google Chrome Certificate Revocation |
| CRLD | Clicker Crick Resource Library Data File (Crick Software Ltd.) |
| CRM | Capital Research Vendor Bid System |
| CRM | CHARTrunner Multi-Chart Definition (PQ Systems) |
| CRM | Netmino File |
| CRN | CryENGINE CryENGINE Texture File |
| CRO | Webalizer.01 Lang File |
| CROSS | Apple II operating system Golden Orchard Apple II CD Rom file |
| CRP | Cities: Skylines asset package (Colossal Order) |
| CRP | Corel Presents runtime presentation (Corel) |
| CRP | dBASE encrypted database (dBASE) |
| CRP | Firebird database (Firebird Project) |
| CRP | MSI SecureDoc encrypted data (Micro-Star) |
| CRP | Visual dBASE custom report (dBASE) |
| CRPT | Adobe Photoshop Encrypted JPEG Image |
| CRS | Dance With Intensity |
| CRS | Gold Game Course File |
| CRS | Links Games Course File |
| CRS | StepMania Course (StepMania Development Team) |
| CRS | WordPerfect 5.1 for Windows File Conversion Resource (Corel Corporation) |
| CRSWAP | CrashPlan Backup Swap File |
| CRT | CC64 cartridge image (Håkan Sundell) |
| CRT | cron scheduled task (cron Developers) |
| CRT | GlobalSign security certificate (GlobalSign) |
| CRT | OpenSSL security certificate (OpenSSL) |
| CRT | Oracle Database terminal settings (Oracle) |
| CRT | Soft Concert karaoke (Soft Convert) |
| CRTX | Office Office chart template (Microsoft) |
| CRU | CRUSH Compressed Archive |
| CRV | Daqarta extended audio data (Interstellar Research) |
| CRV | PHOTO-PAINT custom gradients (Corel) |
| CRV | Vcarve design (Vectric) |
| CRV3D | Aspire 3D model file (Vectric) |
| CRW | ACDSee Photo Studio raw image (ACD) |
| CRW | CADrail railroad terrain layout (Sandia) |
| CRW | CHARTrunner workspace definition (PQ) |
| CRW | Crossword Genius data (AussieSoft) |
| CRW | Digital Photo Professional raw image (Canon) |
| CRW | Photoshop raw image (Adobe) |
| CRWL | Microsoft Windows Search index data |
| CRX | Chrome extension (Google) |
| CRX | Chromium extension (The Chromium Projects) |
| CRX | Links golf course (Access) |
| CRX3 | Google Chrome Chrome Extension |
| CRY | CryLocker encrypted file |
| CRY | Cryptainer encrypted volume (Cypherix) |
| CRY | Crypto Chat encrypted file (Wuul) |
| CRY | Sandbox Editor CRYENGINE level file (Crytek) |
| CRYPT | WhatsApp Messenger WhatsApp Encrypted Database file (WhatsApp) |
| CRYPT1 | WhatsApp messages WhatsApp messages (WhatsApp) |
| CRYPT10 | WhatsApp messages WhatsApp messages (WhatsApp) |
| CRYPT12 | WhatsApp message database (WhatsApp) |
| CRYPT13 | crypt13 Encrypted Backups |
| CRYPT14 | WhatsApp messages WhatsApp messages (WhatsApp) |
| CRYPT14_TMPZLIB | WhatsApp Temporary message storage |
| CRYPT15 | WhatsApp Messenger Encrypted backups |
| CRYPT7 | WhatsApp Messenger Encrypted messages |
| CRYPT8 | WhatsApp Encrypted WhatsApp Database |
| CRYPTO | CryptoPrevent Encrypted, Protected Data |
| CRYPTOMITE | CryptoMite Encrypted Archive (BAxBEx Software) |
| CRYPTRA | Cryptra.exe Encrypted file (BMB Software) |
| CRYPTX | Cryptx Encrypted File ((CSI) Centro Studi Informatica di Danilo Priore) |
| CRYSISJMSF | Crysis Video Game (CRYTEK) |
| CRZ | FScruiser cruise record (USDA Forest Service) |
| CRZ | Links golf game course (Links Country Club) |
| CRZ | Poser compressed character rigging (Bondware) |
| CS | Caditor Caditor document (Caglow) |
| CS | ClearSilver ClearSilver template file (Brandon Long) |
| CS | ColorSchemer Studio color palette file (ColorSchemer) |
| CS | Fractal Lab data file (Mystic Fractal) |
| CS | Sanny Builder custom script file (Seemann) |
| CS | Torque Game Engine game script file (GarageGames) |
| CS | Tribes 2 game script file (Sierra) |
| CS | Visual Studio source code file (Microsoft) |
| CS-CNF | Currency Server Software Configuration (Cloanto Corporation) |
| CS1 | CaptureShop 1-Shot Image (Sinar) |
| CS3 | Casio WK-1800 Keyboard Output File (Casio Computer Co., Ltd.) |
| CS4 | CaptureShop 4-Shot Image (Sinar) |
| CSA | InterComm (OHIO-DA) |
| CSA | PNA Code instrument state and calibration data file (Keysight) |
| CSA | SpecView alarm log file (SpecView) |
| CSA | Ultimate Ride (Disney Interactive Studios) |
| CSAHEADER | Software utilizing Compressed Sparse Array format Sparse array metadata |
| CSAVE | Tsuki Odyssey Saving game progress |
| CSB | CircuitSoft Viewer |
| CSB | Corel Photo-Paint Script (Corel) |
| CSB | Pci Ncr3030 Ncrflash File |
| CSB0 | Forza Horizon 5 Saving game progress |
| CSC | Corel Script (Corel) |
| CSC | CrystalControl LCD Control Software Screen (Crystalfontz) |
| CSC | Wizard |
| CSD | 3DS Max 3D character position marker (Autodesk) |
| CSD | BuzzXplore embroidery design (Buzz Tools) |
| CSD | Canon camera settings definition (Canon) |
| CSD | Clip Studio Paint 3D scene (Celsys) |
| CSD | Csound orchestras and scores (Dr. Richard Boulanger) |
| CSD | EasyLink measurement database (Damalini AB) |
| CSD | EH&S MSDS database (Chemsoft) |
| CSD | Fontware converted font (Monotype) |
| CSD | SharePoint temporary data (Microsoft) |
| CSD | Steam game backup (Valve) |
| CSD | Steam game backup (Valve) |
| CSD | Storage Designer Design (Computer Human Interaction) |
| CSDB | CSPro CSPro Database |
| CSE | Cardinal Studio Template File |
| CSE | GPS Pathfinder Office Coordinate System (Trinble Navigation Limited) |
| CSF | Acrobat color setting (Adobe) |
| CSF | Brava encrypted image or document (OpenText) |
| CSF | Cal3D skeleton (Cal3D Community) |
| CSF | CEM Assessment Software result (CEM) |
| CSF | Command & Conquer: Generals game data (Electronic Arts) |
| CSF | GeoMedia coordinate system (Hexagon) |
| CSF | Illustrator color setting (Adobe) |
| CSF | InDesign color setting (Adobe) |
| CSF | Photoshop color setting (Adobe) |
| CSF | SCIGRESS chemical sample (Fujitsu) |
| CSF | SecureCRT script (Van Dyke) |
| CSF | Studio 5000 Logix Designer drive parameters (Rockwell) |
| CSF | UEFA Champions League Logis cutscene (Electronic Arts) |
| CSF | Vxelements scan data (Creaform) |
| CSFDB | Open CASCADE 3D Model File (Open CASCADE Company) |
| CSG | Statistica Graph File |
| CSH | C Shell shell script (Hamilton Labs) |
| CSH | CARA Script-Engine script (Creative Soft-& Hardware) |
| CSH | Cubase cached audio project data (Steinberg) |
| CSH | Photoshop custom shape (Adobe) |
| CSH | TCSH shell script (Ken Greer) |
| CSH | Vim shell script (Bram Moolenaar and Vim Developers) |
| CSHRC | UNIX C Shell Environment File |
| CSHTML | ASP.NET web page (Microsoft) |
| CSHTML | Visual Studio web page (Microsoft) |
| CSI | CorelDRAW script (Corel) |
| CSI | Cyberautograph signed item (Cyberautograph Developers) |
| CSI | Grand Theft Auto: San Andreas script (Rockstar) |
| CSI | TaxPro e-TDS Challan status inquiry (Chartered Information Systems) |
| CSIDATA | iOS Carrier settings |
| CSIG | AutoFirma Digital Signature |
| CSK | Claris Works |
| CSK | Copernic 2001 Skin (Copernic) |
| CSK | StoryWeaver Template (Storymind Store) |
| CSL | AOL Modem Script (America Online) |
| CSL | CineStyle CineStyle color lookup file (Technicolor) |
| CSL | Citation Style Language source code file (Bruce D’Arcus) |
| CSL | CorelDRAW CorelDRAW symbol library (Corel) |
| CSL | TestQuest Pro test script file (TestQuest) |
| CSL01 | Proprietary Software Compressed Invoices |
| CSLM | Zeiss CSLM Bitmap |
| CSLMAP | Cities: Skylines saving maps |
| CSM | C++ symbol or precompiled header (Micro Focus) |
| CSM | CASL compiled program (Feras) |
| CSM | COOLSoft model database (Wright Williams & Kelly) |
| CSM | Kodak DC265 camera script (Kodak) |
| CSM | Notepad++ chemical style markup (Don Ho) |
| CSML | Chemical Style Markup Language |
| CSMO | CollegeScheduleMaker College Schedule data file |
| CSN | CopyMate Raw Points Cloud (GraphiTech Ltd.) |
| CSN | Dreamweaver MX's Snippet |
| CSO | DirectX compressed 3D shader object (Microsoft) |
| CSO | PSP ISO Compressor compressed CD image (danny_kay1710) |
| CSOR | EXFO Optical Explorer Optical fiber trace |
| CSP | AudioZip encoded audio (Nanyang Technological University) |
| CSP | Cardinal Studio project (Cardinal Systems) |
| CSP | CASL program (Caslsoft) |
| CSP | ChaoSynth parameter (Nyrsound) |
| CSP | Concept Application Server dynamic web page (Devronium) |
| CSP | CorelDRAW Graphics Suite service bureau profiler data (Corel) |
| CSP | Crystal Reports web page (SAP) |
| CSP | Intersystems Caché web page (Intersystems) |
| CSP | PC Emcee on-screen image |
| CSP | Working Papers script page (CaseWare) |
| CSPROJ | Visual Studio project (Microsoft) |
| CSQ | Foxpro Query (Microsoft Corporation) |
| CSR | Fast SMS Set SMS Relay Configuration (Comat AG) |
| CSS | Citadel SafStor user script (Microsoft) |
| CSS | InterComm part body definition (OHIO Design Automation) |
| CSS | Statistica data sheet (TIBCO) |
| CSS | Stats+ data (TIBCO) |
| CSS | Visual Studio Code style sheet (Microsoft) |
| CSS | Visual Studio Code web page (Microsoft) |
| CSS1 | Cascading Style Sheet See .CSS. |
| CSSTOREDUMP | Google Chrome Chrome cached data |
| CST | Canvas custom set (ACD) |
| CST | CHARTrunner chart style definition (PQ) |
| CST | Clip Studio Paint comic book data (CELSYS) |
| CST | CutStudio design document (Roland) |
| CST | Director external cast (Adobe) |
| CST | Medbasin model calibration (National Technical University of Athens, Laboratory of Reclamation Works & Water Resources Management) |
| CST | SX-KN6000 keyboard custom style (Technics) |
| CSUP | Clan Short Roster Database (Clan Short Universe Productions) |
| CSV | Boso View Express Trainsim railway structure data file (mackoy (Takashi Kojima)) |
| CSV | Calc comma seperated values file (The Document Foundation) |
| CSV | CompuShow CompuShow EGA/VGA palette file (Canyon State Systems) |
| CSV | Excel comma seperated values file (Microsoft) |
| CSVENX | egis Encrypted CSV File (HiTRUST Inc.) |
| CSW | Compressed Square Wave |
| CSW | WordPerfect Setup Info File (Corel Corporation) |
| CSX | Visual Studio executable script (Microsoft) |
| CSY | EPOC Polymorphic DLL |
| CS_ | Creativ Compressed Sb16 Sbide File |
| CT | Cheat Engine cheat table (Cheat Engine Community) |
| CT | CorelDRAW bitmap (Corel) |
| CT | CTwin project data (Procedimientos-Uno) |
| CT | PHASES-CT program (Poclain Hydraulics) |
| CT | Photoshop bitmap (Adobe) |
| CT | XnView image (XnSoft) |
| CT0 | Maxagrid CTM File Being Processed |
| CT0 | Systems Management Server (SMS) Master Site Control File (Microsoft Corporation) |
| CT000000 | OsiriX, MicroDicom and other DICOM viewers CT Scan Image |
| CT1 | Maxagrid CTM File Successfully Processed |
| CT1 | Systems Management Server (SMS) Proposed Site Control File (Microsoft Corporation) |
| CT2 | CTRAN/W Graphical Layout File (Geo-Slope International) |
| CT2 | Maxagrid CTM File Unsuccessfully Processed |
| CT3 | CaseMap Version 3.x Case Analysis Template File (LexisNexis) |
| CT3 | CTRAN/W Sketch Lines and Text File (Geo-Slope International) |
| CT3 | Systems Management Server (SMS) Proposed Site Control File (Microsoft Corporation) |
| CT4 | CaseMap Version 4.x Case Analysis Template File (LexisNexis) |
| CT5 | CaseMap Version 5.x Case Analysis Template File (LexisNexis) |
| CT6 | CaseMap Version 6.x Case Analysis Template File (LexisNexis) |
| CT7 | CaseMap Version 7.x Case Analysis Template File (LexisNexis) |
| CTAB | CACTVS Chemical Table Format |
| CTB | AutoCAD plot style file (Autodesk) |
| CTB | cherrytree cherrytree note (Giuseppe Penone (giuspen) and Evgenii Gurianov (txe)) |
| CTB | Custody Toolbox Custody Toolbox data file (Five O'clock Software) |
| CTB | NoteTab NoteTab Clipbar file (Fookes Software) |
| CTB2 | Motorola CPS Radio configuration |
| CTC | PC Installer Control |
| CTC | SeeYou Flight Data (Naviter) |
| CTD | Cardtable File |
| CTD | Click to DVD Project (Sony Corporation of America) |
| CTD | Cobra Track Dump |
| CTD | Marine Data File |
| CTD | Simpsons Cartoon Studio Export File |
| CTE | Classical Text Editor Document (Stefan Hagel, Vienna) |
| CTF | Arcserve Backup backup file (Arcserve) |
| CTF | AVG AntiVirus update control file (AVG Technologies) |
| CTF | CaS calculator text format file (Tom Wheely) |
| CTF | Filematica content transformation file (ECMG) |
| CTF | GammaFax compressed TIFF image file (GammaLink) |
| CTF | HP-95LX character translation file (HP) |
| CTF | HTML Editor table design file (CoffeeCup Software) |
| CTF | Lotus Symphony character translation file (IBM) |
| CTF | PhotoSuite photo album file (Roxio) |
| CTF | WhereIsIt catalog file (Robert Galle) |
| CTFSYS | OS X Mach Kernel System File (Apple Inc.) |
| CTG | Canon Digital Camera digital camera gallery catalog (Canon) |
| CTG | ChessBase opening tree of game (ChessBase) |
| CTG | PATROL Agent user-defined event log (BMC) |
| CTG | Small-Arms Ammunition gun cartridge definiton (Small-Arms Ammunition Guide) |
| CTI | Collectorz.com Template Info File (Bitz & Pixelz) |
| CTI | DICOM scientific imaging bitmap DICOM scientific imaging bitmap |
| CTK | mSuite License File (CommonTime Limited) |
| CTL | EditPlus cliptext file (ES-Computing) |
| CTL | Notes (HCL Technologies) |
| CTL | PDP-10 batch script file (Digital Equipment Corporation) |
| CTL | Setup Information |
| CTL | StepMania SMZIP package description file (StepMania) |
| CTL | Visual Basic ActiveX control file (Microsoft) |
| CTLO | City of Heroes Character Appearance Data |
| CTM | CGMetafile |
| CTM | Content Delivery Service |
| CTM | Crazy Talk Crazy Talk model (Reallusion) |
| CTM | FreeBSD content management data file (The FreeBSD Foundation) |
| CTM | Java Charge Transaction Matrix File |
| CTM | Kaldi time-marked conversation file (Daniel Povey) |
| CTM | Maxagrid CTM File |
| CTM | OpenCTM compressed triangle mesh file (Marcus Geelnard) |
| CTM | Star Wars: Republic Commando map file (LucasArts) |
| CTM | WhereIsIt catalog template (Robert Galle) |
| CTN | CADTERNS Sloper File (CADTERNS Custom Clothing Inc.) |
| CTP | BestAddress HTML Editor combined HTML template (Multimedia Australia Pty) |
| CTP | CakePHP CakePHP template (Cake Software Foundation) |
| CTP | ChemDraw ChemDraw template (PerkinElmer) |
| CTP | Crazy Talk Crazy Talk project (Reallusion) |
| CTP | CreataCard (Broderbund) |
| CTR | CATALYST Text Parsing Rules File (Alchemy Software Development Ltd.) |
| CTR | Corel40 Trace File |
| CTR | Counter File |
| CTR | CTRAN/W DEFINE Data File (Geo-Slope International) |
| CTR | ERGO Receiver Configuration File (Creative Express Corporation) |
| CTR | The Cookie Counter! Hit Count File (CLIQ Services Coop) |
| CTRACE | Ctrace Tracing C library (Cal McPherson) |
| CTRL | Apple II operating system Golden Orchard Apple II CD Rom file |
| CTS | ABC Programming Language Permanent Location Contents |
| CTS | ClipTrakker Clipboard Collection (SoftwareOnline) |
| CTS | Crazy Talk Audio File (Reallusion Inc.) |
| CTT | CAIL Suite Terminal Emulation Data (CAIL Systems Inc.) |
| CTT | LabVIEW File |
| CTT | MSN Messenger Saved Contact List (MSN) |
| CTV | Citavi Project (Academic Software Zurich GmbH) |
| CTW | Context Tree Weighting Compressed File (Eindhoven University of Technology) |
| CTX | Alphacam text file (Hexagon) |
| CTX | Chinese Character Input File |
| CTX | CIMPLICITY text data file (GE Digital) |
| CTX | Compressed Text |
| CTX | CTRAN/W compressed archive (Geo-Slope International) |
| CTX | Gasteiger Group CTX Chemical File |
| CTX | Nokia PC Suite contacts backup file (Nokia) |
| CTX | Online Course Text (Microsoft Corporation) |
| CTX | Pretty Good Privacy cipher text file (NortonLifeLock) |
| CTX | Visual Studio application data file (Microsoft Corporation) |
| CTX | Windows Terminal Server INI backup file (Microsoft Corporation) |
| CTY | Fog Creek CityDesk Template |
| CTY | Railroad Tycoon 3 Cargo (PopTop Software Inc.) |
| CTY | SimCity City File (Electronic Arts, Inc.) |
| CTZ | Cherrytree password protected document file (giuspen) |
| CTZ | Custody Toolbox compressed backup file (Five O'clock Software) |
| CTZ | EFILive calibration data file (EFILive) |
| CU | CUDA Toolkit CUDA Source Code |
| CU1 | Photoline4 Curves Curve File |
| CU3 | Photoline4 Curves Clut File |
| CUB | Cubloc Studio PLC Information File (Comfile Technology Inc.) |
| CUB | MDL Molfile Gaussian Cube (Wavefunction) Format (MDL Information Systems, Inc.) |
| CUB | OLAP Cube File (Microsoft Corporation) |
| CUB | PowerPlay File (Cognos Incorporated) |
| CUB | SeeYou Airspace (Naviter) |
| CUBE | Avogadro Gaussian cube file (Avogadro Chemistry) |
| CUBE | cubegen Gaussian cube file (Gaussian) |
| CUBE | PictureMaker bitmap image (Cubicomp) |
| CUBI | Cubicomp PictureMaker Bitmap |
| CUC | SeeYou Contest File (Naviter) |
| CUE | BPM Studio cue points (ALCATech) |
| CUE | CUEcards database (Marcus Humann) |
| CUE | IsoBuster compact disc cue sheet (Smart Projects) |
| CUE | Nero compact disc cue sheet (Nero) |
| CUE | Office cue card (Microsoft) |
| CUF | Turbo C Utilities Form Definition (Borland Software Corporation) |
| CUIX | Autodesk AutoCAD UI Customization |
| CUL | Cubloc Studio PLC Information File (Comfile Technology Inc.) |
| CUL | IconForge/ImageForge Cursor Library |
| CUP | OzWin CompuServe E-mail/Forum Access Catalog Library Update |
| CUP | Roland Garros Tennis Terrain File |
| CUP | SeeYou Waypoint (Naviter) |
| CUR | CursorWorkshop cursor (Axialis) |
| CUR | Windows cursor (Microsoft) |
| CUREXSCHEME | CursorXP Theme (Stardock Corporation, Inc.) |
| CURL | URL Links Curl |
| CURRENT | LevelDB Active manifest marker |
| CURSOR | Sun Icon/Cursor |
| CURV | Genetica Mathematical Curve (Spiral Graphics Inc.) |
| CURVE | Apple II operating system Golden Orchard Apple II CD Rom file |
| CURVES | Endress+Hauser FieldCare Device configuration data |
| CURXPTHEME | CursorXP Theme (Stardock Corporation, Inc.) |
| CUS | AutoCAD Custom Dictionary (Autodesk, Inc.) |
| CUS | ConciseURI Syntax (Clear Methods, Inc.) |
| CUS | Medlin Accounting Customer Data (Medlin Accounting) |
| CUS | Payroll Mate 2008 Customer Data (RealTaxTools.com) |
| CUSTOM | Personal Paint Custom Language User Interface File (Amiga) |
| CUSTOMDESTINATIONS-MS | Microsoft Windows Jump List Data |
| CUT | BPM Studio cue points and marker information (ALCATech) |
| CUT | CLAN disambiguation rules (Carnegie Mellon University) |
| CUT | Dr. Halo bitmap image (Media Cybernetics) |
| CUT | Experimenter's WorkBench physiological data (DataWave) |
| CUT | PaintShop bitmap image (Corel) |
| CUT | PowerMill toolpath cutter location (Autodesk) |
| CUT | Transputer Development System utility package (INMOS) |
| CUT | Utilitaires |
| CUT | XnView bitmap image (XnSoft) |
| CUTLIST | Asfbin Assistant Cut Data |
| CUZ | CropWalker |
| CU_ | Winhelp Compressed File |
| CV | CodeView debugging information file (Microsoft) |
| CV | Versions Archive (Corel) |
| CV3 | Civilization III Game High Score (Firaxis Games, Inc.) |
| CV4 | CodeView Colors (Microsoft Corporation) |
| CV5 | Canvas Version 5 |
| CV5 | CCS-lib.2 JPEG Stream File |
| CVA | Canvas X Canvas sequence set file (Canvas GFX) |
| CVA | HP System Software Manager Diagnostics (HP) |
| CVB | Borland BDE File (Borland Software Corporation) |
| CVC | cVideo surveillance video (SYS) |
| CVD | Calamus Vector Graphic (invers Software) |
| CVD | Clam AntiVirus Database (Clam AntiVirus Team) |
| CVD | ClamWin AntiVirus Database (Clam AntiVirus Team) |
| CVD | CVTracker Dictionary File (Netmap Software Inc.) |
| CVD | Yamaha Custom Drums (Yamaha Corporation of America) |
| CVF | CPU-Z validation (CPUID) |
| CVF | Jet-VoiceMail audio data (COWON) |
| CVF | Metal Assault - Gigaslave game data (GNISoft) |
| CVF | SuperStor compressed volume (AddStor) |
| CVF | Train Simulator cab view (Microsoft) |
| CVG | Allegro printed circuit board fabrication data (Candence) |
| CVG | Altium Designer printed circuit board fabrication data (Altium) |
| CVG | Calamus image (invers) |
| CVG | CVTracker personal goal (Netmap) |
| CVG | OrCAD PCB Designer printed circuit board fabrication data (Candence) |
| CVH | CVTracker Proprietary Help File (Netmap Software Inc.) |
| CVH | Sound File |
| CVIP | CVIPlab File |
| CVJ | Cabinet Vision Solid Job Document (Planit Solutions, Inc.) |
| CVL | Coastal Vector List Text Format |
| CVL | VLBI and Tied Array Cover Letter Tasking Document |
| CVM | Image Integrity Verification Software Image Tamper Detection |
| CVN | Yamaha Custom Voices (Yamaha Corporation of America) |
| CVP | Kodak File |
| CVP | Portrait |
| CVP | WinFax Cover Page (Symantec Corporation) |
| CVQ | Coastal Vector List Compressed Format |
| CVR | BitWare fax document (Cheyenne) |
| CVR | FaxMail fax document (ElectraSoft) |
| CVR | Windows Error Reporting crash report (Microsoft) |
| CVR | WinFax cover page (NortonLifeLock) |
| CVS | Canvas Drawing File |
| CVS | Outlook Express File |
| CVS | Sound File |
| CVSAUTO | Call Management System (CMS) Automatic Script (Avaya Inc.) |
| CVSIGNORE | Snort File |
| CVT | Convert Data File (Joshua F. Madison) |
| CVT | CVTracker Position and Company Template File (Netmap Software Inc.) |
| CVT | dBASE Converted Database Backup |
| CVT | Follett Conversion Tool |
| CVW | Analytics Cube Report (Actuate Corporation) |
| CVW | CodeView Colors (Microsoft Corporation) |
| CVW | Giza Specifier Carera View (20-20 Technologies) |
| CVX | Canvas drawing (ACD) |
| CVX | Flight Simulator terrain (Microsoft) |
| CW | CodeWallet Pro Secure Database (Developer One, Inc.) |
| CW3 | Chem Draw Molecular Structure |
| CW3 | Claris Works Win 3 Document |
| CW3 | Crossword Construction Kit Puzzle Group |
| CW6 | COMPRESS Windows Version Pressure Vessel Data File (Codeware Inc.) |
| CWA | Castelware Inventory Hardware/Software Audit File (Castelware GmbH) |
| CWA | See .CLC |
| CWB | WebNote Document |
| CWC | CADfix Wizard Configuration File (ITI TranscenData) |
| CWD | Cardwar Card Deck (Stefan Sarbok) |
| CWD | StarDraft CWAD File |
| CWDOC | CopyWrite Project Document (Bartas Technologies) |
| CWE | Crossword Express (AUS-PC-SOFT) |
| CWEB | C Web |
| CWF | CodeWatch for Windows Workspace File (Liant) |
| CWG | Castle of the Winds Saved Game |
| CWK | AppleWorks ClarisWorks document (Apple) |
| CWK | CattleMax CattleMax data file (Cattlesoft) |
| CWK | GC-Prevue GC-Prevue work file (Graphicode) |
| CWL | ClarisWorks Library |
| CWP | SONAR audio project (BandLab) |
| CWPB | CopyWrite Project Binder (Bartas Technologies) |
| CWR | Crystal Reports Report (Crystal Decisions) |
| CWR | Wrapcandy Candy Wrapper (Wrapcandy.com) |
| CWS | Claris Works document template (Apple) |
| CWS | Combustion workspace (Autodesk) |
| CWS | Nova3D slices and 3D model data (Shenzhen Nova) |
| CWS | Songtrix song (ChordWizard) |
| CWW | Crossword Weaver File |
| CWZ | CropWalker File |
| CW_ | Corel Graphics Ver. 10 Workspace (Corel) |
| CX | CodeMapper Script |
| CX3 | click.EXE 3.0 Script File (ASXperts Inc.) |
| CXB | ComicGuru (Fay Solutions) |
| CXB | Custody X Change Data File (Custody X Change, Inc.) |
| CXC | Custody X Change Data File (Custody X Change, Inc.) |
| CXD | SimplePCI Combined Graphics and Data (Compix Inc., Imaging Systems) |
| CXDLP | Creality Slicer 3D printing file |
| CXE | Common XML Envelope |
| CXF | Cuttlefish network data visulization (Dev-cuttlefish) |
| CXF | CXeditor maps/drawing (HeightMap) |
| CXF | Picasa collage (Google) |
| CXF | STN Express chemical/molecular data (CAS) |
| CXF | X-RiteColor Master color control data (X-Rite) |
| CXH | Custody X Change Data File (Custody X Change, Inc.) |
| CXI | COMPAxiON Compressed File (Xitech (Europe)) |
| CXL | Business Integrator Extract Schema (Pervasive Software Inc.) |
| CXL | ConsoXL Project File (jepib) |
| CXLOG | CrossOver CrossOver Log Files |
| CXM | QuadColor Color Correction Master |
| CXM | XYZ-Company.com Proprietary File |
| CXO | CXInsight Export File (CodeMatrix Ltd.) |
| CXP | Core Media Player XML-based Playlist File (CoreCodec, Inc.) |
| CXP | CX-Programmer PLC Program File (Binary) (Omron Electronics LLC) |
| CXP | XYZ-Company.com Proprietary File |
| CXS | ConciseXML Format File (Clear Methods, Inc.) |
| CXT | Crocodile Technology electric circuit file (Crocodile Clips) |
| CXT | CX-Programmer CX-Programmer project file (Omron) |
| CXT | Director Director cast file (Adobe) |
| CXT | Vegas Jackpot Gold Game Data File |
| CXV | CryptoEx Volume File (Navastream) |
| CXV | Custody X Change Data File (Custody X Change, Inc.) |
| CXX | Eclipse program (Eclipse Foundation) |
| CXX | Visual Studio program (Microsoft) |
| CXX | Zortech C program (Zortech) |
| CX_ | C Poet Compressed Disk1 File |
| CY | CCS-lib.2 JPEG-v4 File |
| CYA | Cyan Color Separation (Adobe Systems Incorporated) |
| CYC | CYCAS Design Project (Verlag Frese) |
| CYG | Pollux Data (CyGem, ltd.) |
| CYI | Clustify Input File (Hot Neuron LLC.) |
| CYL | Ribbons Molecular Cylinder |
| CYM | Callus Game Sound File (Bloodlust Software) |
| CYN | Cynex Root55 Program Extension |
| CYO | Clustify Output File Containing Cluster ID (Hot Neuron LLC.) |
| CYP | Crocodile Physics Simulation File (Crocodile Clips Ltd.) |
| CYP | Cypherus Encrypted Archive |
| CYP | FCB Cypher Knot Diagram (International Guild of Knot Tyers) |
| CYS | Clustify Clustering Summary (Hot Neuron LLC.) |
| CYT | Crocodile Technology Simulation (Crocodile Clips Ltd.) |
| CZD | The Crash Zone Drawing (The CAD Zone) |
| CZE | NHL Ice Hockey 2002 Required File |
| CZE | Personal Paint Czech Language User Interface File (Amiga) |
| CZI | ZEN Carl Zeiss Image data file (Carl Zeiss) |
| CZIP | ZipGenius Compressed Archive (M.Dev Software) |
| CZP | Cloze Pro Archive (Crick Software Ltd.) |
| CZS | WinEcran screen link (Bruno DENIS) |
| C_ | Winhelp Compressed File |
| C_M | Eru/erd File |
| C__ | C++ Source; C__ is C++ in Win32 |
| C~G | Windows 3.x System File |
If you need to see another list, please select here...
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