Alphabetic File Extension List

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: 1876.

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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 UNIX Compact File Achive
C Origin C Program File (OriginLab Corporation)
C Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
C V Cvip File
C!_ Audio Utility Midimach Compressed File
C#= C# (Microsoft Corporation)
C++ C++ Source Code
C-- Sphinx C-- Source
C0 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
C00 WinAce Compressed File Split Portion of Compressed File (e-merge GmbH)
C00 Ventura Print File
C01 WinAce Compressed File Split Portion of Compressed File (e-merge GmbH)
C01 Genesis 2000 (Genesis 2000, Inc.)
C02 WinAce Compressed File Split Portion of Compressed File (e-merge GmbH)
C02 (C02-C38) Driveimage Ace File
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 WinAce Compressed File Split Portion of Compressed File (e-merge GmbH)
C10 IRIG 106 Original Recording File (Range Commanders Council)
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)
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
C2X WinonCD File
C3 Pov-ray for Windows v3.1 Scenes Advanced Newltpot File (Persistence of Vision Raytracer Pty Ltd.)
C3 3D Model
C39 (C39-C56) Quicken Ace File
C3D Chem3D Chemical File (CambridgeSoft Corporation)
C3D Cult3D Designer Intermediate File
C3D Micrografx
C3D Coordinate 3D
C3E Cype
C3T Chem3D Chemical Template File
C4 Edmics
C4 Joint Engineering Data Management (JEDMICS) DoD Engineering Data Format
C4 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
C4D Cinema 4D 3D Model (MAXON Computer GmbH)
C4D Clonk Object Definition (RedWolf Design GmbH)
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)
C6 Ashlar-Vellum (Ashlar Incorporated)
C64 Commodore 64 Game ROM
C86 Computer Innovation C86 C Program
C9 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CA FlexPlus Data File (DATAIR Employee Benefit Systems, Inc.)
CA Telnet Server Initial Cache Data File
CA CLAN Conversion Analysis (Child Language Data Exchange System)
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 Cabinet File (Microsoft Corporation)
CAB Install Shield v5.x or 6.x Compressed File (InstallShield Software Corporation)
CAB Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAC dBASE IV Executable File
CAC Infoview (Microsoft Corporation)
CAC Collage Alarm Clock Alarm File (Collage Alarm Clock)
CACHE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CACHE Snacc-1.3 VDA File
CAD Softdesk Drafix CAD File
CAD Inago Rage Compact Arena Definition (Dejobaan Games)
CAD CadStd Drawing (CadStd Computer)
CAD EXTRACAD Drawing (Softwing Srl)
CAD QuickCAD CAD Drawing (Autodesk, Inc.)
CADET Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAE Caditor Encrypted Document (Caglow)
CAE Abaqus/CAE CAE Model File (Dassault Systèmes)
CAF GarageBand Apple Loop (Apple Inc.)
CAF Class Action Gradebook Secondary/College Edition Data File (CalEd Software)
CAF Southern Company Terrestrial Data Acq
CAG Clip Gallery Catalog File (Microsoft Corporation)
CAG CADfix ASCII Geometry File (ITI TranscenData)
CAG Capella Gallery Data File (Capella Software)
CAI SeeYou Flight Data (Naviter)
CAISSE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAJ CAJViewer Full-text Database
CAK Sega FILM/CPK File Format (Sega of America, Inc.)
CAKEWALKWINDOWLAYOUT Cakewalk Window Layout (Cakewalk)
CAL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAL Daqarta Extended Audio Data (Interstellar Research)
CAL Cakewalk Application Language Script (Cakewalk)
CAL Calendar File
CAL CALS Raster
CAL CyberAudioLibrary Link
CAL DOS Calendar Creator File
CAL HTML Calendar Maker Pro
CAL Radiance Function File Format
CAL Schedule Data (Microsoft Corporation)
CAL SuperCalc Worksheet
CAL QV Map Geographic Coordinates (Touratech)
CAL PhotoSmart 850 Digital Camera Firmware Update (Hewlett-Packard Development Company, L.P.)
CAL Creatacard Calendar Project (Broderbund)
CALC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CALCULATOR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CALENDAR1994 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CALL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CALS CALS Raster
CAM Calibrated Camera File Photomodeller
CAM Camtasia Studio Project/Producer Files (TechSmith Corporation)
CAM Casio QV Digital Camera Image (Casio Computer Co., Ltd.)
CAM Minolta Scanner 3D File (Minolta)
CAM NASCAR Racing 2002 Replay Camera Settings (Sierra)
CAM Abe's Oddysee Background (Oddworld Inhabitants)
CAM HouseCall AUTOEXEC.BAT Backup (Trend Micro Inc.)
CAM Mill Data File (GraphiTech Ltd.)
CAMP Windows Color System Color Appearance Model Profile (CAMP) (Microsoft Corporation)
CAMPROJ Camtasia Studio Project File (TechSmith Corporation)
CAMREC Camtasia Studio Recorder File (TechSmith Corporation)
CAMS Driver (Atari)
CAMSHR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAMTHTR Camtasia Studio Theater File (TechSmith Corporation)
CAN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAN Canon Navigator Fax
CAN .Can Encryptor/Decryptor Encrypted File
CAP PacketView Pro Packet Trace Data (Klos Technologies, Inc.)
CAP Agilent LAN Analyzer Capture File
CAP Capella Music Sheet Data File (Capella Software)
CAP Fluke Protocol Inspector Capture File
CAP NetMon Capture File (Microsoft Corporation)
CAP Sniffer Capture File (Network Associates Technology, Inc.)
CAP ProComm/Telix session Capture File
CAP Shomiti Surveyor Capture File
CAP Snoop Capture File
CAP Telix Session Capture
CAP TTC FireBerd 500 PC Capture File
CAP Ventura Caption
CAP WWG Domino Capture File
CAP WWG LinkView PRO Capture File
CAP Generic Network Capture Document
CAP Code Architect Project File (Embedded Systems Academy)
CAPITAL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAPROJ ChartAble Project File (MRDC Ltd)
CAPS CaptureServer CaptureServer (GoldGingko Software)
CAPS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAPS Visimetrics Digital CCTV Recording
CAR Creatacard Quarter-Fold Card Project (Broderbund)
CAR AtHome Assistant
CAR Carrara Environment (DAZ Productions)
CAR Insight II Cartesian Coordinate File (Accelrys Software Inc.)
CAR NASCAR Racing 2002 Car Description File (Sierra Entertainment, Inc.)
CAR NeoBook Cartoon (NeoSoft Corp.)
CAR Viper Racing Car Description File
CAR SAPCAR Archive (SAPGenie.COM)
CAR Railroad Tycoon 3 Car Properties (PopTop Software Inc.)
CAR Carnivores / Ice Age Resource File (Action Forms, Ltd.)
CAR Design-Your-CD Data File (Avery)
CAR Cellsprings/Web or DT Rule File (J.M.G. Elliott)
CAR SeeYou Airspace (Naviter)
CAR PSA Cards Address Book (PSA Software)
CAR CardMaker Ver. 1.0-2.0 Card File (Avery)
CAR CAR Archive Compressed Archive (MylesHi! Software)
CARAMBA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CARD Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CARD Funkiball Adventure Auto-Saved Game File (RealNetworks Inc.)
CARDS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAROL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAROLES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAS Videoton TVC Computer Tape File
CAS FLUENT Case (Fluent Incorporated)
CAS Cascade DTP Ver. 3 Layout File (Price Media)
CAS Casio Calculator Program (Casio Computer Co., Ltd.)
CAS Comma-delimited ASCII File
CAS i2's Case Notebook Timeline Analysis
CAS Quest Compiled Adventure Game (Axe Software)
CAS Atari Cassette Image File (Atari)
CAS4 Cascade DTP Ver. 4 Layout File (Price Media)
CASCII CACTVS Chemical ASCII Format
CASE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CASE EnSight Results File (Computational Engineering International (CEI))
CASECONVERT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CASTLE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAT Advanced Disk Catalog Disk Catalog (Elcomsoft)
CAT Catz Cat Description File (Ubisoft Entertainment)
CAT TAPCIS Forum Library Catalog
CAT Casio Calculator Program (Casio Computer Co., Ltd.)
CAT TablEdit Chord Catalog
cat UNIX Message Catalog File
cat UNIX Configuration File
CAT Cognos Impromptu Database Report
CAT dBASE Catalog
CAT OzWin CompuServe E-mail/Forum Access Catalog File
CAT PhotoStudio (ArcSoft, Inc.)
CAT Quicken IntelliCharge Categorization File (Intuit Inc.)
CAT Rational Rose Logical Package (IBM)
CAT Security Catalog (Microsoft Corporation)
CAT Todd Osborne Directory Catalog
CATALOG CATIA Catalog (Dassault Systèmes)
CATALOG Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CATANALYSIS CATIA (Dassault Systèmes)
CATDRAWING CATIA Drawing (Dassault Systèmes)
CATEGORIES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
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)
CAULDRON Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAVE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CAZ Computer Associates Archive (CA)
CA_ Cakepro Compressed Audio File
CB Brief Macro Source Code
CB Clean Boot File (Microsoft Corporation)
CB Crystal Button File
CB COMBAS Source Code (Living Byte Software GmbH)
CB Gigascape Virtual Town Project (Third Dimension Limited)
CB CoolBasic Source File (CoolBasic Software)
CB3 CliBench Mk III SMP 0.7.10
CB4 Analytics Cube (Actuate Corporation)
CB7 Comic Book Viewer
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 CoffeeCup Button Factory Button (CoffeeCup Software, Inc.)
CBF Calendar Builder Saved Calendar (RKS Software)
CBF Infinity Game Engine Archive of Resources (BioWare Corp.)
CBH ChessBase Chess Database File
CBI IBM Mainframe Column Binary Formatted File
CBIN CACTVS Chemical Binary Format
CBK Giza Specifier Drawing Backup File (20-20 Technologies)
CBK Kreon Scanner File
CBK CardScan Backup File (Corex Technologies)
CBK National Construction Estimator 32 Costbook
CBK System DLL Catroot File
CBL COBOL Program
CBL Contextual Browsing Language Viewer
CBL RM/COBOL Development System Source File (Liant)
CBL PDP-10 COBOL Compiler Source
CBL CD Box Labeler Pro (Green Point Software UK Ltd.)
CBLE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
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 Code::Blocks Project File (The Code::Blocks Team)
CBP Conlab Project (Apix Concrete Solutions)
CBP CD Box Labeler Pro (Green Point Software UK Ltd.)
CBP CentraBuilder (CentraLearning International)
CBR CDisplay RAR Archived Comic Book File
CBS Code Breaker Save File (GSCCC, Inc.)
CBS Borland Computer Based Training (Borland Software Corporation)
CBS Cardbox Macro Script
CBS MasterWord Button Bar Configuration
CBS Computer Based Training (Microsoft Corporation)
CBS Calendar Builder Style Sheet (RKS Software)
CBT Computer Based Training
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 CDisplay ZIP Archived Comic Book File
CC Trojan Spymaster.A Text File
CC ADS Source Code (Autodesk, Inc.)
CC C++ Program File
CC CC Language Source Code
CC dB2K Custom Class File
CC Picture Window's Color Curve File
CC Visual dBASE Custom Class File
CC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CC KODAK Color Control Profile (KODAK)
CC1 Briggs Softworks Calendar Commander
CC1 Chem3D Cartesian Coordinates 1
CC2 Chem3D Cartesian Coordinates 2
CC2 ClubControl 2
CC2 Calendar Commander Calendar File (Briggs Softworks)
CC3 CUEcards Professional Database (Marcus Humann)
CC5 Calendar Creator 5.x 6.x File
CCA CC:Mail Archive File (IBM)
CCA Multimedia Fusion File (Clickteam)
CCA Common Component Architecture (CCA) Component (Dept. of Energy Laboratories)
CCAD ClarisCAD data
CCB Visual Basic Animated Button Configuration
CCC Curtain Call Native Bitmap Graphic
CCC Internet Chat (Comic Chat) Conversation/Chatroom Log (Microsoft Corporation)
CCC WordPerfect Office Calendar File (Corel Corporation)
CCC FLEXnet Manager (Acresso Software Inc.)
CCD IsoBuster Data Recovery File (Smart Projects)
CCD CloneCD Control File (SlySoft Inc.)
CCD Vector CAD Program File
CCDOC Rational CCDoctor Output (IBM)
CCE Calendar Creator 2 Event File
CCF AudioReQuest Control File
CCF Card Studio Card File Template (Hallmark)
CCF OS/2 Multimedia Viewer Configuration File
CCF Remote Control File
CCF Symphony Communications Configuration File
CCF CommView Capture File (TamoSoft, Inc.)
CCF GPS Pathfinder Office Configuration File (Trinble Navigation Limited)
CCF Cumulus Database (Canto)
CCF CryptLoad Container File (CryptLoad)
CCF Cannondale Motorcycle ECM System Engine Calibration File (Cannondale Corp.)
CCH Corel Chart
CCH Fabasoft Components
CCH Forgotten Realms Unlimited Adventures (FRUA) Character Reference File
CCH Photomodeler Photochip Thumbnail File (OES Systems)
CCH PhotoModeler
CCH .NET Configuration and Security Policy File (Microsoft Corporation)
CCI CCITT Group 3 and Group 4 Encoding
CCITT CCITT Group 3 and Group 4 Encoding
CCJ Crossword Compiler Compiled Crossword Applet (Antony Lewis)
CCK Corel Clipart Format (Corel)
CCL Intalk Communication Command Language
CCL PDP-10 Concise Command Language (Used by COMPIL.EXE to Talk to Compilers)
CCL CCtools Levelset (Translucent Dragon)
CCM Multimedia Fusion Custom Menu (Clickteam)
CCM CC:Mail Mailbox (IBM)
CCN Multimedia Fusion Express File (IMSI/Design LLC)
CCN Vitalize! Game File
CCN Calendar Constructer Calendar Data (Aspire Software)
CCO Command Console Command File (DigitallyCreated)
CCO CyberChat Data File
CCO MicroSim PCBoard Autorouter Session Output
CCO XBTX BTX Graphics File
CCP 'RIB Import Converter Profiles Import profile (RIB Software)
CCP CalComp Color Palette File
CCP CloneCD (SlySoft Inc.)
CCP Two Brothers Software Encrypted File Information (Two Brothers Software)
CCP CaptureCAM-PRO Screen Recording (Click-N-Learn PTY LTD)
CCPR CaptureCAM-PRO (Click-N-Learn PTY LTD)
CCR Internet Chat Room Shortcut (Microsoft Corporation)
CCR HealthFrame ASTM Continuity of Care Record (Records For Living, Inc.)
CCR Systems Management Server (SMS) Client Configuration Request (Microsoft Corporation)
CCRF Calcomp Raster Bitmap
CCS CCS-lib File
CCS CONKY CeZaR Stribas International
CCS Candy Candy (Construction Computer Software)
CCS CableNut Configuration Custom Setting File (CableNut Software)
CCS TrialDirector Clip Script (inData Corporation)
CCT Windows Live Messenger Contacts File (Microsoft Corp.)
CCT DesignWorks Schematic File (Capilano Computing)
CCT Macromedia Director Shockwave Cast (Adobe Systems Incorporated)
CCT MicroSim PCBoard Design Information and Rules For Autorouting
CCT SIL Hebrew Font System Transliteration Table
CCT LogicWorks Schematic File (Capilano Computing)
CCT Railroad Tycoon 3 Car Type Description (PopTop Software Inc.)
CCV Crystal Vision Report (CTMS)
CCX Total Annihilation: Counter-Strike
CCX Multimedia Fusion Extension (Clickteam)
CCX Corel Compressed Exchange File
CCX CorelDraw File
CCXML Call Control eXtensible Markup Language (W3C)
CCZ Client-Course Manager Customized Report Distribution File (PTEP Inc)
CC_ Audio Utility Midimach Compressed File
CD cdTree Content List
CD Class Diagram (Unicode)
CD CD-i OptImage CD Image
CD1 Cafeteria Document System Data File (DATAIR Employee Benefit Systems, Inc.)
CD150 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CD2 Click'N Design 3D CD Label (Avery Dennison Corporation)
CD2 Cafeteria Document System Custom Text File (DATAIR Employee Benefit Systems, Inc.)
CDA CD Audio Track Shortcut
CDA Giza Specifier Typical File (20-20 Technologies)
CDA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CDAT Internet Security and Acceleration (ISA) Server Cache File (Microsoft Corporation)
CDB The Cleaner Trojan Database (Moosoft Development LLC.)
CDB Pocket Access Database (Microsoft Corporation)
CDB SeeYou Waypoint (Naviter)
CDB Giza Specifier Design File (20-20 Technologies)
CDB Mactive AdBase Data (Mactive AB)
CDB FreeOTFE Keyfile (Sarah Dean)
CDB CardScan Database (Corex Technologies)
CDB Clipboard File
CDB Nokia 9210/9290 Phone Contact Database (Nokia)
CDB One Page from a ROM With a View Project File
CDB PowerDesigner Conceptual Model Backup File
CDB SymbianOS Contact Database File
CDB Turbo C Database (Borland Software Corporation)
CDBK SPSS Database File
CDC Chromeleon Driver Configuration Plug-in
CDC Nero CD Cover File (Nero AG)
CDC Canvastic Documnet/Drawing (Canvastic)
CDC CLAN Debug File (Child Language Data Exchange System)
CDD Balder Multiboot Configuration File (Hans Christian Ihlen)
CDD Cadifra Diagram (Cadifra Inc.)
CDD Chromeleon Device Driver
CDD Claris Draw v 1.2 Document
CDD Concept Draw Drawing/Diagram (Computer Systems Odessa, Corp.)
CDD CD-Architect Driver File (Sonic Foundry)
CDD CADAM Drawing (Dassault Systemes)
CDDA AIFF Audio
CDDS Midtown Madness 3 Data
CDE CADKEY Dynamic Extension (Kubotek USA Inc.)
CDE Honeywell Hybrid Control Designer
CDEV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CDEVSAMPLES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CDF ASCII Format Describing VRML Worlds
CDF Channel Definition Format (Microsoft Corporation)
CDF Comma Delimited Format
CDF Cyberspace Description Format
CDF InstallShield Components Definition File (Acresso Software Inc.)
CDF MicroSim PCBoard Component Description File For Bill Of Materials
CDF Unidata NetCDF Graphic File (University Corporation for Atmospheric Research)
CDF ANDI/netCDF Mass Spectrometry Data Interchange format
CDF Xilinx Integrated Software Environment Chain Description File (Xilinx, Inc.)
CDF CDF Player Computable Document Format (Wolfram)
CDF Nominal Accounting Nominal Accounting (bsmArt Consulting)
CDG CanoDraw Graph (Microcomputer Power)
CDG DART Karaoke Studio CD+G File
CDI Disc Juggler CD Image File
CDI Phillips Compact Disk Interactive Format
CDI CD Anywhere Virtual CD (V Communications, Inc.)
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 Advanced Design Language (CADL) (Kubotek USA Inc.)
CDL CaseWare Working Papers Document Link
CDL SignLab Vector Graphic
CDL NetCDF CDL Metadata (Unidata)
CDL CD Label Pro CD Label Pro Project
CDM NTI CD&DVD-Maker Image File (NewTech Infosystems)
CDM Minolta Scanner 3D File (Minolta)
CDM Compressed Music Format
CDM Novell NetWare Disk Drivers NPA
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 Cdo Navigator
CDO CADAM Overlay (Dassault Systemes)
CDP CD/Spectrum Pro
CDP Ca Visual Objects Platform for Developer (CAVO) (CA)
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 Corel Vector Graphic Drawing (Corel Corporation)
CDR Raw Audio-CD Data
CDR Sound File
CDR GameJack Virtual CD or DVD Image (S.A.D. GmbH.)
CDR Final Cut Pro CD/DVD Image File (Apple Inc.)
CDR Elite Plus Commander Saved Game
CDRZIP DICOM Zipped Image Archive
CDS TrialDirector Input File (inData Corporation)
CDS ChemDraw Stationery Document
CDS Delphi TClientDataset Data (Borland Software Corporation)
CDS United States Postal Service Computerized Delivery Sequence
CDSC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CDSG DrawMusic Chord Song (Conrad Albrecht)
CDT MRS-802 Album Data (Zoom Corporation)
CDT ImgBurn CD-Text (LIGHTNING UK)
CDT CorelDraw Template (Corel)
CDT ProWORX Nxt Temporary Long Comment Data (Schneider Electric)
CDT STABCAL (stability calculation for aqueous systems) File
CDU CDU Paint
CDV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
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 iAnywhere Index File (Sybase, Inc.)
CDX NovaBACKUP Backup Database Index (NovaStor Corporation)
CDX Alpha Five Table Index (Alpha Software, Inc.)
CDX Active Server Document
CDX ChemDraw Chemical Structure Exchange File (CambridgeSoft Corporation)
CDX Compound Index
CDX Corel Draw Compressed Drawing
CDX MicroStation Cell Library Index (Bentley Systems, Incorporated)
CDX Visual Foxpro Index (Microsoft Corporation)
CDXL Old Amiga Movie Format
CDXML ChemDraw XML ChemDraw Format
CDZ ROM With a View Project File
CDZ Cadenzo Music File (Heiko Hinz)
CE CA Clipper Workbench Application
CE Computer Eyes, Digital Vision
CE FarSide Computer Calendar File
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.)
CEF CA Clipper Workbench Application
CEF CruzerLock Encrypted File (SanDisk Corporation)
CEF Class Action Gradebook Elementary Edition Data File (CalEd Software)
CEF CenturionMail Encrypted File (CenturionSoft)
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 Graphic (Autodesk, Inc.)
CEL CIMFast Event Language File
CEL Celestia 3D Rendering Script
CEL KiSS Paper Doll File
CEL Audition Loop File (Adobe Systems Incorporated)
CEL Lumena CEL Bitmap (Time Arts Software)
CEL MicroStation Cell Library (Bentley Systems, Incorporated)
CEL2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CELL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CELLAR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CELTIC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
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 Internet Security Certificate File
CER Lahey Fortran Compilation Error Messages
CER Sierra Print Artist Certificate
CER Creatacard Certificate Project (Broderbund)
CER Cerius2 (Accelrys Software Inc.)
CER MSI Cerius II Chemical Format File (Accelrys Software Inc.)
CES Sheffield Dictionary File
CEV LOUT Character Encoding File
CEV Software License Tracking Tool
CEX INMOS Transputer Development System Occam User Program
CEX The Currency Exchanger Rate File
CEX ThumbsPlus File
CEX CLAN Output File (Child Language Data Exchange System)
CF Imake Configuration File
CF Sendmail Configuration File
CF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CF CFwin Project Data (Procedimientos-Uno, S.L.)
CF1 Common File Format 1
CF2 Common File Format 2
CF4 Catfish File Manager Support File
CFA Premiere Pro Audio File (Adobe Systems Incorporated)
CFB Comptons Multimedia File
CFB Inmos Binary Configuration File
CFC Cold Fusion Component File (Adobe Systems Incorporated)
CFD CryptoForge Document (Ranquel Technologies)
CFDG Context Free Design Grammar
CFE CryptoForge Encrypted File (Ranquel Technologies)
CFF Common File Format
CFF BoomTracker 4.0
CFF Capabilities File for FOUNDATION Fieldbus H1
CFG Configuration
CFG Proxomitron Configuration File (Scott R. Lemmon (deceased))
CFG Pro/ENGINEER Configuration (PTC)
CFG Flight Simulator Aircraft Configuration File (Microsoft Corporation)
CFH Capabilities File for FOUNDATION Fieldbus HSE
CFI CleverForm Script File (Code Development Ltd.)
CFIG Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CFK Kardplay 1.62 File
CFK MS Developer Studio Diagram
CFL Corel Flowchart File
CFL Developer Studio Diagram (Microsoft Corporation)
CFL Compressed File Library File (Compressed File Container)
CFM ColdFusion ColdFusion (Adobe Systems Inc)
CFM Corel FontMaster
CFM Visual dBASE Windows Customer Form
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 Inmos Configuration File
CFS ChatFactory Script (ChatFactory Team)
CFS Signal Data (Cambridge Electronic Design Limited)
CFT Animation Studio CFast Graphics File (Disney)
CFT Cumberland Family Tree
CFT Flow Chart; Corel Flow Template
CFW ChemFinder Form
CFX Creative DSP File
CFX Flow-Cal File
CFX Casio Algebra FX 2.0 Add-in (Casio Computer Co., Ltd.)
CG Cg Toolkit Shader (NVIDIA Corporation)
CG Norton Crashguard File
CG Chord Groover Guitar Song (Guitartab.co.uk)
CG3 Dungeons & Dragons Character File (Wizards of the Coast, Inc.)
CG3 Cabri 3D License File (CABRILOG SAS)
CGA CGA Resolution BMP Bitmap
CGA Color Graphics Adapter Graphics Data
CGA Ventura CGA Screen Characters
CGB Gameboy Color
CGF Family Tree Creator Deluxe (Broderbund)
CGF Egrid32 Grid Format File (Elias Montoya)
CGF Asm Objasm
CGF ProWORX Nxt CODEGEN Batch File (Schneider Electric)
cgi Common Gateway Interface Script
CGL CodeGuard Error Log
CGM Computer Graphics Metafile [Old Style]
CGM Computer Graphics Metafile [New Style]
CGO Railroad Tycoon 3 Car Properties (PopTop Software Inc.)
CGP NetCaptor CaptorGroup (Stilesoft, Inc.)
CGP DVDFab Change Graphic Picture (Fengtao Software Inc.)
CGP PixelCryptor Package File (CodeGazer)
CGR CATIA Drawing (Dassault Systèmes)
CGR Quest3D Program Part (Act-3D B.V.)
CGT GOLD Parsing System Table (Devin Cook (and Contributors))
CH String Data Storage
CH String Data Storage (Encrypted)
CH Clipper Header
CH OS/2 Configuration File
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 Character Data
CHA mIRC Chat File
CHA PageMaker Kerning Data (Adobe Systems Incorporated)
CHA CLAN Frequency Sample File (Child Language Data Exchange System)
CHA Challenger Encrypted File (it-com4)
CHANG Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHANGE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHANGELOG Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHANGER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHANGES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHANGES Squeak Change File
CHAR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHAR1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHAR2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHAR3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHAR4 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHARSET Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHART Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHART2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHAT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHAT PIRCH98 Chat File
CHATLOG Adium Chat Log (Adium Team)
CHB Oledb Checkbook File
CHD Ares Font Chameleon Font Descriptor
CHD ChartFX File
CHD ViewChoice (Payroll Associates, LLC)
CHD MAME Compressed Hard Disk File (MAME Team)
CHE CHwinEHE Control Data (Procedimientos-Uno, S.L.)
CHEAT The Sims Custom Settings (Electronic Arts, Inc.)
CHEAT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHEATS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHECK Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHECKER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHESSREV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHESSTITANSSAVE-MS Chess Titans Saved Game File (Microsoft Corporation)
CHF pcAnywhere Remote Control File
CHG Quicken On-line Data File (Intuit Inc.)
CHG Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHGR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHH C++ Header
CHI ChiWriter Document
CHI Help File Index (Microsoft Corporation)
CHI TOMBO Encrypted File (Tomohisa Hirami and TOMBO Maintainers)
CHIME Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHIMES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHJ Help Composer Project
CHK CHKDSK/SCANDISK Output
CHK Sophos Intercheck File
CHK Starcraft Campaign Map
CHK WordPerfect Temporary File (Corel Corporation)
CHK Blue Coat ProxySG ProxySG Image File (Blue Coat Systems Inc)
CHK SSConvert Multilanguage Video Subtitle Data (Screen Subtitling Systems Ltd.)
CHK 3D Movie Maker Interface Data File (Microsoft Corporation)
CHK EpiData Check File (EpiData Association)
CHKEXP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHKJAIL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHL Chromeleon Channel Raw Data
CHL Configuration History Log
CHL Internet Explorer Channel Information (Microsoft Corporation)
CHL RealPlayer Live Channel
CHL Chile Compressed File
CHL Black and White 2 Game Data Script (Lionhead Studios)
CHL ConTEXT Highlighter (ConTEXT Project Ltd.)
CHM Ares Font Chameleon Source Font - Font Outline
CHM ChemDraw Chemical Structure (CambridgeSoft Corporation)
CHM HTML Help Compiled Help File (Microsoft Corporation)
CHN Ethnograph Data File
CHO Animation:Master Choreography (Hash)
CHO Ares Font Chameleon Output Font
CHO Chord Pro Song Format (Mussoft)
CHOICE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHOOCHOO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHOPIN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHOPPER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHOPRO Chord Pro Song Format (Mussoft)
CHOR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHORALE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHORD Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHORDHARM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHORDPIANO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHORES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHORUS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHP Ventura Publisher Chapter (Corel Corporation)
CHP DVD Chapter File
CHP CodeHealer Project File (SOCK Software, LLC)
CHP FLOWer (Pallas Athena)
CHP BizInt Smart Charts for Patents Document (BizInt Solutions)
CHQ Help Combined Full-text Search File (Microsoft Corporation)
CHR Borland Language Stroke Font File (Borland Software Corporation)
CHR Character or Font File
CHR Infinity Game Engine Exported Character Info (BioWare Corp.)
CHR Wormhole 2.0/ Liero Graphics Editor Liero Graphics Mod
CHRISTMAS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHROMAFONT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHS ChessRally Saved Game/E-mail Attached Game (Ingenuware, Ltd.)
CHS ATI Radeon Video Driver
CHS Corel WP Chart Style
CHT ChartFX Template File
CHT Chartist from Novagraph
CHT ChartViewer dBASE Interface File
CHT Cheat Machine Data File
CHT Sierra Generations Family Tree Chart (Sierra Entertainment, Inc.)
CHT Harvard Graphics Vector File (Harvard Graphics)
CHT ICQ Saved Chat Session (ICQ Inc.)
CHT Novagraph Chartist File
CHT ZSNES Cheat Code (ZSNES Team)
CHT BizInt Smart Charts for Drug Pipelines Document (BizInt Solutions)
CHT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHT Navigator Vector Chart File (Tecepe)
CHT SPSS Template (SPSS, Inc.)
CHT My Health Software Chart (My Health Software)
CHU Infinity Game Engine GUI Elements File (BioWare Corp.)
CHURCH Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CHUZZLEDELUXESAVEDGAME Chuzzle Deluxe Saved Game (PopCap Games, Inc.)
CHW HTML Help General Index Funtionally comparable to .GID.
CHX ZX-Editor Second Edition Big Font Files (OmikroN-Software)
CHZ ChArc Compressed File Archive
CI CitectSCADA File
CI I Script (Caglow)
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 Sheffield Dictionary File
CID CallerID File (AnalogX)
CID Navigator Chart Image Description (Tecepe)
CID coDiagnostiX User Defined Implant (IVS Solutions AG)
CIDA xplorer² Scrap File Document (Nikos Bozinis)
CIDF Creative ID Document File (Creative ID Software)
CIF CalTech Intermediate Graphic
CIF Chip Layout Information
CIF Colombo Ipermedia File
CIF Crystallographic Information File
CIF Easy CD Creator Image (Sonic Solutions)
CIF Ariba Buyer Catalog Information Format (Ariba Inc.)
CIF pcAnywhere Caller File
CIF Ventura Chapter Information
CIF Ventura Converted Image File
CIF Creator Document File (MultiAd, Inc.)
CIG Fastback Plus Compressed Backup
CIK Corel Graphics Ver. 10 Custom Dual Tone File (Corel)
CIK Norton CleanSweep Installation Log (Symantec Corporation)
CIL Norton CleanSweep Installation Log (Symantec Corporation)
CIL Clip Gallery Download Package (Microsoft 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 Cinemania (Microsoft Corporation)
CIN Cinetitler Digital Screen Subtitling
CIN Digital Moving Picture Exchange Bitmap (The Society of Motion Picture and Television Engineers)
CIN Cineon Bitmap (Kodak)
CIN OS/2 Change Control File
CIN Calculux Indoor Project (Royal Philips Electronics)
CIN Photo-Sonics Picture Sequence
CIN Quake II Cinematic Video (id Software)
CIN96LM See .CIN
CIN96UPD See .CIN
CIP Ghost Keylogger File
CIP CryptoBuddy Encrypted File (Research Triangle Software)
CIPO Internet Same as .CPI.
CIQ CableIQ Test Data (Fluke Networks)
CIR real-PCB Netlist (Crocodile Clips Ltd)
CIR PSpice Circuit File (Cadence Design Systems, Inc.)
CIR SuperMax E-CAD Save-File Command
CIRCLES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CIS CheckInbox File
CIS TAPCIS Parameter/Address Book/Rates File
CISO Pismo File Mount Package Compact ISO
CIT Norton CleanSweep Installation Log (Symantec Corporation)
CIT SeeYou Vector Maps (Naviter)
CIT Intergraph Scanned Image (Intergraph Corporation)
CIT ClockIt Employee Duty Roster (ES-Software.net)
CITY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
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 TCU Turbo C Utilities Database Index
CIX Rational XDE (IBM)
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 Workshop Design File (Kubotek USA Inc.)
CKD KeyCreator Design Container File (Kubotek USA Inc.)
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 Valise Secure Archive (CertainKey, Inc.)
CKP Ingres Checkpoint File (Computer Associates International, Inc.)
CKT KeyCreator Template File (Kubotek USA Inc.)
CKT Crocodile Clips
CKT CircuitMaker Schematic (Altium Limited)
CKT B2 Spice Curcuit Design (Beige Bag Software, Inc.)
CKV CheckVision Database (CheckVision GmbH)
CKX ChucK Plug-in (ChucK Team)
CKY DSOrganize DSOrganise (Dragon Minded)
CL ArtIcons Pro Cursor Library (Aha-soft)
CL Generic LISP Source Code
CL CLwin Project Data (Procedimientos-Uno, S.L.)
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 Layout File (Project) (Sonic Solutions)
CLA Clarion for DOS Source Code (SoftVelocity)
CLA Java Class File (Sun)
CLA CLASS336 Markup Language
CLAP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLASS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLASS Gambas Gambas Class Source File (Gambas Team)
CLASS Java Bytecode (Sun Microsystems, Inc.)
CLASS Java Class File (Sun Microsystems, Inc.)
CLB cdrLabel Compact Disc Label
CLB Corel Library
CLB ICQ Contact List (ICQ Inc.)
CLB Office XP Developer Code Librarian (Microsoft Corporation)
CLB Super NoteTab ClipBook Template
CLB COM+ Catalog File
CLB Total Club Manager Single Club Info (Electronic Arts Inc.)
CLBX MP3 Automagic CD Cover Creator (MACCC) Label (Brian Pipa and PipaSoft)
CLC UltimaCalc Calculation Data File (UltimaCalc)
CLC Corel Catalog
CLC Schedule+ 7-Habits Mission Statement (Microsoft Corporation)
CLD CA Clipper Debugger Configuration File
CLD CD Label Designer Design File (Dataland Software)
CLD Clam AntiVirus Database (Clam AntiVirus Team)
CLD ClamWin AntiVirus Database (Clam AntiVirus Team)
CLD CD-Label Print Label Layout File (Canon, Inc.)
CLD Skerryvore Software Simply Calenders
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 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLEANER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLEAR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLEARANCE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLF ListPro Database (Ilium Software, Inc.)
CLF DesignWorks Symbol Library (Capilano Computing)
CLG CollageMaker Graphic (Galleria Software)
CLG Disk Catalog Database
CLG Maxagrid CTM Log File
CLI Client Management System Customer File (HawkSoft, Inc.)
CLICK Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLIP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLIP1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLIP2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLJ Clojure Source Code (Rich Hickey, Open Source Project Sponsor)
CLK ClickFORMS Data (Bradford Technologies Inc.)
CLK WatchGuard Cloaked File (WatchGuard Technologies, Inc.)
CLK R.A.V.E. Animation File (Corel)
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 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLOE Cloe Ray-Tracer
CLOG SpreadMaster Client Log (SpreadMaster.net)
CLOSED Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLOUD Homeworld Cloud Data (Sierra Entertainment, Inc.)
CLOUD GOM Atos Scanner File
CLP DeskMate Clip
CLP Clipper 5 Compiler Script
CLP CLIPS/wxCILPS File
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 Vue Color Maps (e-on software, inc.)
CLR 1st Reader Binary Color Screen Image
CLR Boxer/2 Color Scheme
CLR FileMaker Spelling Dictionary
CLR PhotStyler Color Definition
CLR WinEdit Colorization Word List
CLR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLR Flash Color Table File (Adobe Systems Incorporated)
CLR WinMX Color Scheme (Frontcode Technologies)
CLS ArcView Geocoding Classification File (ESRI)
CLS C++ Class Definition
CLS JavaScript Class
CLS MS VB-4 Class Module Add-In
CLS MS VisC++/Visual Basic Class Definition
CLS Visual Basic Class Module
cls LaTeX Class Definitinon
CLT VisualBoyAdvance Cheat List (Forgotten and VBA Team)
CLU XNBC V8 Biological Neural Network Simulation Workstation Cluster Names
CLU Broken Sword 2 Dialog File (THQ Inc.)
CLU IBM PCI Cryptographic Coprocessor Code File (IBM)
CLU Phantasmagoria 2 8-bit Playback Pallete File
CLU Clusse Node File (Heikki Hannikainen)
CLU CLUCalc Geometric Algebra Description (CLUScript File) (Christian Perwass)
CLUB Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLUBS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CLV Vbox Current Language File (Aladdin Knowledge Systems)
CLV Yamaha Cool Voices (Yamaha Corporation of America)
CLV Clovis for Outlook Schema Settings (Steelhead Systems)
CLW Clarion for Windows Source Code (SoftVelocity)
CLW Visual C++ Class Wizard File (Microsoft Corporation)
CLX Macro ToolsWorks Macro
CLX Acrobat (Adobe Systems Incorporated)
CLX Rational XDE (IBM)
CLX Ceelox SecureMail Encrypted Document (Ceelox Inc.)
CLY ACT! Layout (Best Software CRM Division)
CLY Corel Graphics Ver.10 Custom Layouts File (Corel)
CL_ C Poet compressed Disk1 File
CM Craftman Data File
CM Unix Puzzle 8-bit Bitmap
CM CopyMinder Contains the secure code that performs a copy protection check (Microcosm)
CM1 CaseMap Version 1.x Case Analysis File (LexisNexis)
CM2 CaseMap Version 2.x Case Analysis File (LexisNexis)
CM2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
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 ClipMate Data File
CM4 Championship Manager 4 Saved Game (Sports Interactive Ltd.)
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 Coach 6 Activities File (Foundation CMA - Centre for Microcomputer Applications)
CMA Camomile Library File
CMA Applix TM1 Database
CMA Filetopia Collection Manager List (Filetopia)
CMAP CmapTools Concept Map (IHMC)
CMAP Hex Workshop Color Map File (BreakPoint Software, Inc.)
CMB Reason Combinator Instrument Patch (Propellerhead Software)
CMB Chromeleon Backup Archive
CMB Xtree for Windows Button Bar
CMBL Logger Pro Data (Vernier Software & Technology)
CMBX #develop (SharpDevelop) Combine File (IC#Code)
CMC PowerFront File
CMC Collectorz.com Comic Collector Collection Data (Collectorz.com)
CMD PDP-10 Indirect Command File
CMD 1st Reader External Command Menu
CMD Command File for Windows NT (Microsoft Corporation)
CMD dBASE II Program File
CMD DOS CP/M Command File
CMD OS/2
CMD OS/2 REXX Batch File
CMD Summit Contact Manager Contact Database (MIE Software Pty Ltd)
CMD Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CMD5 CrystalMaker Data (CrystalMaker Software Ltd.)
CMDF CrystalMaker Data (CrystalMaker Software Ltd.)
CMDR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CME Crazy Machines Level File (Pepper Games)
CMF Connection Manager Fixer File
CMF CopyMate Data File (GraphiTech Ltd.)
CMF CaseMap File Viewer Definition (LexisNexis)
CMF MapPoint 2006 Map File (Microsoft Corporation)
CMF Corel Metafile
CMF Creative Music File
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 Cheat Machine Library File
CML Chemical Markup Language Document
CML Filetopia Collection Manager List (Filetopia)
CML PADGen Company Info File
CML ProWORX Nxt Comment Data (Schneider Electric)
CML Crazy Machines Saved Laboratory File (Pepper Games)
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)
CMN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CMO Virtools Behavioral Server Composition
CMO Spanish Whiz What Did You Say? Sound File (GB Blanchard)
CMP CaseMap Send To TimeMap Plug-in (LexisNexis)
CMP THEOS Compressed Archive (THEOS Software Corporation)
CMP Freelancer Physical Model Layout (Microsoft Corporation)
CMP Microsoft Sharepoint Microsoft Sharepoint (Microsoft Corporation)
CMP Address Document
CMP Chord Pro Song Format (Mussoft)
CMP CorelDRAW Postscript Printer Header
CMP CraftMan Data
CMP Discorp CMP Image
CMP Generic CADD Component File
CMP Internet Explorer Custom Menu Plug-in (Microsoft Corporation)
CMP JPEG Bitmap
CMP Leadview (LEAD) Bitmap
CMP Open Access File
CMP Photofinish Calibration MaP
CMP PKWare Compression Library Compressed Data
CMP Route 66 Address Document
CMP SWAT 3 Compressed Sound File
CMP Technics Keyboard Composer File
CMP Word for DOS User Dictionary (Microsoft Corporation)
CMP HotDocs Template Component File (Matthew Bender & Company, a member of the LexisNexis Group)
CMP Giza Specifier Color Map (20-20 Technologies)
CMPRB CaseMap ReportBook Plug-in (LexisNexis)
CMPROJ Channel Master Project (SharpC Consulting Group)
CMPT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CMQ Culturemetrics
CMR CribMaster File
CMR MediaPlayer Movie
CMR Coach 6 Saved Results File (Foundation CMA - Centre for Microcomputer Applications)
CMR SeeYou Raster Maps (Naviter)
CMRBK CaseMap ReportBook Definition (LexisNexis)
CMRT CraftMan Data
CMS TrialDirector Compound Media Storage
CMS CaseMap Case Script (LexisNexis)
CMS TrialDirector Case File (inData Corporation)
CMS Coach 6 Project File (Foundation CMA - Centre for Microcomputer Applications)
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 Carnegie Mellon Univeristy Stereo Raster Image
CMU CMU Window Manager Bitmap
CMU Andrew Toolkit CMU Format (Andrew Consortium)
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 (Apple Inc.)
CMX Presentation Exchange Image (Corel)
CMX Patch File
CMX The Sims 3D Body Mesh Data (Electronic Arts (Maxis))
CMX Qualcomm CMX Ringtone
CMX Rational XDE (IBM)
CMXA Camomile Packed Library File
CMY Corel40 Custom File
CMYK Raw Cyan, Magenta, Yellow, and Black Samples
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 File
CND Embroidery Design File
CNDF Compressed Channel Data File Contains data about satellite TV channels.
CNF minisat or ubcsat Connective Normal Form Logic Equations (SATLIB - The Satisfiability Library)
CNF 1-2-3 Configuration (IBM)
CNF Conference Link
CNF Configuration File Used by Telnet, Windows, and other applications with varying internal formats.
CNF Inor MinIpaq Software File
CNF Windows SpeedDial (Microsoft Corporation)
CNF KiSS Paper Doll Set
CNF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CNM NoteMap Outline File (LexisNexis)
CNM WinRoute Electronic Mail File (Kerio Technologies Inc.)
CNM Pegasus Mail New Mail Message (David Harris)
CNM Windows Application Menu Options and Setup File
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)
CNREG EULANDA Warenwirtschaft (ERP) Configuration Information
CNREP EULANDA ERP System Report Template
CNS Windows2000 Client Connection Manager Export File (Microsoft Corporation)
CNT Help File Contents
CNT Rational Rose 98 Contents Tab File (IBM)
CNV Canvas Versions 6, 7, 8, 9 Graphic File (ACD Systems Ltd.)
CNV Word Data Conversion File (Microsoft Corporation)
CNV WordPerfect Temporary File (Corel Corporation)
CNV WS_FTP Pro Upload Conversion File Data
CNV DB2 Conversion File
CNX Rational XDE (IBM)
CN_ Regeditx File
CO Cult3D ActiveX Player Application (Cycore Systems AB)
CO Cobalt v8 3D file (Ashlar-Vellum)
CO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CO$ MS Compressed COM Decompress with UNPACK.EXE.
COA TrueSpace 3D Object (Caligari Corporation)
COA Medlin Accounting Chart of Accounts With Beginning of Year Balances (Medlin Accounting)
COB Creatures Compiled Object File (Gameware Development Ltd.)
COB TrueSpace Object (Caligari Corporation)
COB COBOL Program File
COB RM/COBOL Runtime System Application File (Liant)
COB TrueSpace2 Object
COB Total Annihilation Unit Script (Cavedog Entertainment)
COBRA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COCO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COD Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COD Blackberry Compiled Java Code (Research In Motion Limited)
COD Atlantis Word Processor Encrypted Document (Rising Sun Solutions, Inc.)
COD Boxer/2 printer Code Definition File
COD C Compiler Output (Microsoft Corporation)
COD Charset Code File
COD Code List
COD Compiler Program Code
COD dBASE Application Generator Template Source File
COD dBASE Template Source File
COD Forecast Plus
COD FORTRAN Compiled Code
COD Multiplan Data File (Microsoft Corporation)
COD StatPac Gold Datafile
COD SWAT Input Control File
COD UUPC Code Definition Table
COD Video Text File
COD Agent Charmap (Forté)
CODE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CODE Graal and Related Servers Encrypted Cache (Cyberjoueurs)
CODE0 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CODE1 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CODE2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CODE3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CODE4 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CODEC Rockbox CODEC (The Rockbox Crew)
CODES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COF Days Of Death Program/Media Saved Information (ColemanSystems)
COK Carmageddon Patch File
COKE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COL HTML Help Collection File (Microsoft Corporation)
COL MPEG Audio Collection Collection (The MAC Team)
COL Autodesk Color Palette (Autodesk, Inc.)
COL Grand Theft Auto III Collision Data (Rockstar Games)
COL Internet Color Wizard Color Scheme
COL Notes Import Column Description File (IBM)
COL Movie Maker Collection File (Microsoft Corporation)
COL Multiplan Spreadsheet (Microsoft Corporation)
COL SequoiaView Color Template (Technische Universiteit Eindhoven)
COL IFF Color Map Palette
COLA Cola Source Code (The Perl Foundation)
COLLAPSE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COLLECTION Shareaza Collection (Shareaza Pty. Ltd.)
COLLOQUYTRANSCRIPT Colloquy Chat Transcript (Javelin.cc)
COLOGNELA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COLOR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COLOR Amaya Configuration
COLOR2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COLORS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COM Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COM AOL (America Online, Inc.)
COM EICAR Anti-Virus Test File (EICAR)
COM Psion Organiser CommsLink Setup File (Psion PLC)
COM Command
COM Common Object Module
COM DOS or CP/M Executable
COM2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMBAT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMFYCAKESSAVE-MS Purble Place Saved Game (Microsoft Corporation)
COMICSCARTOON Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMING Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMMANDLINE Commandline Powertoy File
COMMANDS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMMANDS2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMMENTS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMMON MATLAB Install File (The MathWorks, Inc.)
COMMS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMPACT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMPANY Chris Sawyer’s Locomotion Company Owner Face (Atari Interactive, Inc.)
COMPARE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMPARISON Merge Comparison Report (Araxis Ltd.)
COMPAT Likely a Text File
COMPAT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMPILERS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMPLICATIONS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMPOSER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMPPIANO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COMPRESSION Dreamweaver Web Compression (WordCompress.net)
COMPRESSOR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CON Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CON Concept Application Server Source Code (RadGs Software s.r.l)
CON LucasArts Container File (LucasArts Entertainment Company LLC)
CON Trace Data File (GraphiTech Ltd.)
CON Knowledgeware Consolidation File
CON Simdir Configuration File
CON Train Simulator Train/Model Identification File (Microsoft Corporation)
CON Tree Professional Conifer Creator File
CON WordPerfect Document Concordance (Corel Corporation)
CON Battlefield 1942 Configuration File (Electronic Arts, Inc.)
CON Unreal 2 Audio File (Epic Games, Inc.)
CONCERTO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONF Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONF Psitree psitree Router Configuration File
CONF IRC Related Configuration File
CONF Linux Configuration File
CONF Palace Server Server Configuration (Communities.com)
CONFERENCE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONFIDENT2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONFIDENTIAL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONFIG WatchDirectory Task Information (GdP Software)
CONFIG Rockbox Configuration File (The Rockbox Crew)
CONFIG Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONFIG NET Application Configuration Information (Microsoft Corporation)
CONFIG CRiSP Harvest File
config UNIX Configuration File
CONFIGDBLINK Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONFIGS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONFIGURE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONNECTION Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONSEQUEN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONSOLE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONSOLE WinNT Console File
CONT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONTACT Windows Vista Contact File (Microsoft Corporation)
CONTENTS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONTENTSONCLIPBOARD Contents on Clipboard Powertoy File
CONTROL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONTROL Hydrologic Modeling System (HEC-HMS) Control Specifications Data (U.S. Army Corps of Engineers)
CONTROLPANEL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONV Stylus Studio Data Conversion Template (DataDirect Technologies, a division of Progress Software Corporation)
CONV Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONVERSIONS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONVERT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONVERT2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CONVERTER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COO Cookie File
COO Fabasoft Components
COOKIES Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COOL QB - Text Analyzer Archive (Sierra Vista Software)
COP Tree Professional Conifer Creator Image File
COPIER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COPIEREC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COPPER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COPY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COPYING Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COPYR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COR Insight II Output Coordinate File (Accelrys Software Inc.)
COR Protein Structure File
COR Web GPS Correction Server Export File
COR WMOVIEC Input File
COR posem Correction File (Nimal Solutions Ltd.)
COR Cokriging Software COREG Output File
CORE Core Software Tech CORE IDC Bitmap
CORELPROJECT Photo Album Project (Corel Corporation)
CORELSHOW MediaOne Enhanced Slideshow File (Corel Corporation)
CORRECT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CORRECTION As-U-Type Correction FIle (Fanix Software)
CORTOUCHKA Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COS Creatures Object Source (Gameware Development Ltd.)
COS Scarlett Expert System Compiler Query File
COS3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COSMO Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COSMO2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COSMO3 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COSMO4 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COSMO5 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COSTS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
COT Intergraph Raster Graphic (Intergraph Corporation)
COUNT Gen Counters File
COUNTER Netobjects Fusion Components Bbscomp Message File
COV Fax Cover Page (Microsoft Corporation)
COX Multimedia Fusion Plug-In (Clickteam)
CP Audition Script (Adobe Systems Incorporated)
CP Xcode C++ Source (CodeWarrior/XCode) (Apple Inc.)
CP CPIde Component Pascal Source (CFB Software)
CP CompuMedic Database
CP Sound Shared File
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 Premiere Conformed Audio File (Adobe Systems Incorporated)
CPA Cimrex Prog (Beijer Electronics)
CPA Colasoft Capsa
CPA Compass program of the Takahashi
CPAN Tucows Info File (Tucows Inc.)
CPAO 3dize Cool Page Objects Counter File
CPC Cartesian Products Compressed Internet Document (Cartesian Products, Inc.)
CPD Complaints Desk Script
CPD Corel PrintOffice File
CPD Fax Coversheet
CPE Fax Cover Sheet (Microsoft Corporation)
CPF Complete PC Fax File
CPF ProWORX Nxt Comment Pointer And Length File (Schneider Electric)
CPF CircuitCAM Manufacturing Process Definition File (Aegis Industrial Software Corporation)
CPF Canvastic Preferences (Canvastic)
CPF CaseMap Portable Format (LexisNexis)
CPF O&O CleverCache Profile (O&O Software GmbH)
CPF IGO 8 3D Buildings Database File (Global Services LLC)
CPF CPF Editor Contract Preparation Form Submission File (CORDIS)
CPG 3dize Cool Page File Tutorial
CPGZ Compressed UNIX CPIO Archive
CPH Print House Image (Corel Corporation)
CPI Calamus Graphic (invers Software)
CPI Cartesian Products Compressed Internet Document (Cartesian Products, Inc.)
CPI ColorLab Processed Image
CPI Windows International Code Page (Microsoft Corporate)
CPI AVCHD Clip Information
CPI Sietronics CPI XRD Document (Sietronics Pty Ltd)
CPICS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CPIO UNIX CPIO Archive
CPJ CeQuadrant CD Project
CPJ Commotion File
CPK Sega FILM/CPK File Format (Sega of America, Inc.)
CPL Compel Show Ver 1 Presentation (Click2learn, Inc.)
CPL Corel Color Palette (Corel)
CPL Windows Control Panel Extension (Microsoft Corporation)
CPL TrialDirector Concordance File (inData Corporation)
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)
CPN Age of Empires I and II Campaign File (Microsoft Corporation)
CPN Rise of Nations Campaign File (Microsoft Corporation)
CPN CPN Tools CPN Model File (CPN Group at the University of Aarhus)
CPO Corel Print House File
CPP C++ Builder 6 (Borland Software Corporation)
CPP Visual C++ Source Code File (Microsoft Corporation)
CPP CA-Cricket Presents Presentation
CPP Maya OpenGL 3D Scene (Alias Systems, a division of Silicon Graphics Limited)
CPP Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CPP Xcode Core C Program (Apple Inc.)
CPQ Exam Essentials Exam File (Cyber Pass Inc.)
CPR Corel Presents Presentation
CPR INMOS Transputer Development System Occam Program Code Fold
CPR Knowledge Access Graphics
CPR PV-WAVE Compiled Procedure File
CPR Cubase Project File (Steinberg)
CPR Patrician II
CPR Port Royale
CPR CPC Plus Cartridge Image
CPR ConTEXT Project File (Eden Kirin)
CPS Anti-Virus Checksum
CPS Central Point PC Tools Backup
CPS Classroom Performance System File
CPS Colored PostScript File
CPS QEMM Backup of Startup Files
CPS Photo House Image (Corel Corporation)
CPT Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CPT CA Cricket Presents Template
CPT Corel Photo-Paint Image (Corel)
CPT dBASE Encrypted Memo
CPT After Shot (Corel Corporation)
CPT Compact Pro Archive (Cyclos)
CPT CCRYPT Encrypted File
CPT6 Corel Photo-Paint Image
CPTHEME cPanel Theme Package (cPanel, Inc.)
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 Atari Ramdrive CPY Commands
CPY Cobol Include
CPY Copy Books Data File
CPY Flexus COBOL Definitions
CPY RM/COBOL Development System Include File (Liant)
CPY eCopy Scanned Document (eCopy, Inc.)
CPZ COMPOZ Music Text
CPZ LoseThos C+ Source File (Terry A. Davis)
CPZ CP Shrink Archive (Symantec Corporation)
CQ CP/M SYSGEN Replacement
CQL XDCC Catcher Saved Queue List (SiHiDa and balduz (Developers))
CQQ Cool Quiz
CQS CADfix Quality Standard (ITI TranscenData)
CQZ Cool Quiz
CR Crack File
CR CRiSP Source Code
CR Iris Printer CT Format Bitmap
CR$ BASIC VB Kartei File
CR2 Curious Labs Poser Character File
CR2 Canon Digital Camera Raw Image Format (Canon, Inc.)
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 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRACKING Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRACKPOTY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRACKZBYMAB YaHoE File
CRAM Compressed ROM File System File
CRASH OS X Crash Reporter Crash Report (Apple Inc.)
CRASH2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRATE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRAW Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRAZE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRAZY Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRB BigOven Recipe Database (Lakefront Software, Inc.)
CRC Total Commander CRC File (Christian Ghisler, C. Ghisler & Co.)
CRC Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRC JPEG Sheriff CRC Info File (engineering bureau Office Automation)
CRC Pro/ENGINEER Temporary File (PTC)
CRC16 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRD Windows Cardfile
CRD ColdRED Script File
CRD Guitar Chord File
CRD Spanish Whiz Card Game Sound File (GB Blanchard)
CRDEL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRDOWNLOAD Google Chrome Google Chrome (Google)
CRE Infinity Game Engine Monster Description (BioWare Corp.)
CRE LiveUpdate Crescendo Catapult File
CREATOR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CREDITS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CREG CrazayReg Database (Crazy-Team)
CRF CHARTrunner Chart Definition (PQ Systems)
CRF Calcomp Raster Bitmap
CRF Database Cross-Reference File
CRF MASM Cross-Reference File
CRF OM2Cipher Recipient File
CRF Programming Cross-reference
CRF Sierra Print Artist Craft
CRF System Shock 2 Archive
CRF Thief 2: The Metal Age Archive
CRF Thief: The Dark Project Archive
CRF Zortech C++ Cross-Reference File
CRG Calamus Graphic (invers Software)
CRH Golf Image File (Microsoft Corporation)
CRH Links Games Course File
CRH EBwin Estudio Basico de Seguridad y Salud Health and Safety Project Information (Procedimientos-Uno, S.L.)
CRK Crack File
CRL Certificate Revocation List
CRLD Clicker Crick Resource Library Data File (Crick Software Ltd.)
CRM Capital Research Vendor Bid System
CRM Netmino File
CRM CHARTrunner Multi-Chart Definition (PQ Systems)
CRO Webalizer.01 Lang File
CRONTAB Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CROPS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CROSS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CROWN Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRP MSI SecureDoc Encrypted File (Micro-Star Int'l Co.,Ltd.)
CRP Corel Presents Run-Time Presentation
CRP dBASE Encrypted Database
CRP Visual dBASE Custom Report
CRS Gold Game Course File
CRS Links Games Course File
CRS WordPerfect 5.1 for Windows File Conversion Resource (Corel Corporation)
CRS StepMania Course (StepMania Development Team)
CRS Dance With Intensity
CRT Soft Concert Karaoke File
CRT GlobalSign Certificate File
CRT Oracle Terminal Settings Info
CRT UNIX Crontab File
CRT C64 Cartridge Image
CRT X.509v3 Security Certificate
CRU CRUSH Compressed Archive
CRUNCH Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRUNCHER Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRV Daqarta Extended Audio Data (Interstellar Research)
CRV Corel Graphics Ver. 10 Custom Gradients File (Corel)
CRW Canon Digital Camera Raw Image Format (Canon, Inc.)
CRW Crossword Genius
CRW Cadrail Train Terrain Layout (Sandia Software)
CRW CHARTrunner Workspace Definition (PQ Systems)
CRX Links Games Course File
CRX Google Chrome Plugin/Extension File (Google)
CRY Cypherix/Cryptainer Encrypted Volume File Format (Cypherix)
CRY CryEngine Sandbox Editor 2 Level Information File (CRYTEK)
CRY Crypto Chat II Encrypted Notebook-content
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)
CRYSTALHAMMERREMIX Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CRZ FScruiser Cruise Record (USDA Forest Service)
CRZ Links Games Course File
CS Visual C#.NET Source Code (Microsoft Corporation)
CS Tribes 2 Scripting File (Sierra)
CS Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CS Caditor Document (Caglow)
CS CLEO 3 Custom Script (Seemann)
CS Torque Game Engine Script (GarageGames)
CS Fractal Lab Data/Parameter File (Mystic Fractal)
CS ClearSilver (ClearSilver)
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 Comma Deliminated Text
CSA InterComm ASCII Sheet File
CSA Ultimate Ride Roller Coaster
CSB CircuitSoft Viewer
CSB Corel Photo-Paint Script (Corel)
CSB Pci Ncr3030 Ncrflash File
CSC Corel Script (Corel)
CSC Wizard
CSC CrystalControl LCD Control Software Screen (Crystalfontz)
CSD EasyLink Measurement Database (Damalini AB)
CSD CHI-LLC Storage Designer Design (Computer Human Interaction, LLC)
CSD Canon Camera Configuration File (Canon, Inc.)
CSD Bitstream Fontware
CSD Chemsoft MSDS Database File
CSD Embroidery Design File
CSD Csound Unified File Format for Orchestras and Scores (Dr. Richard Boulanger)
CSE GPS Pathfinder Office Coordinate System (Trinble Navigation Limited)
CSE Cardinal Studio Template File
CSF GeoMedia Coordinate System File
CSF Uefa Champions League Logis Cutscene File
CSF Van Dyke's CRT/SecureCRT Script File
CSF [Unknown]
CSF Brava Reader Content Sealed Format (Informative Graphics Corp)
CSF Photoshop Color Settings (Adobe Systems Incorporated)
CSF Acrobat Color Setting (Adobe Systems Incorporated)
CSFDB Open CASCADE 3D Model File (Open CASCADE Company)
CSG Statistica Graph File
CSH CARA-Script-Interpreter-Engine Script
CSH Hamilton Labs C Shell Script File
CSH Photoshop Custom Shape (Adobe Systems Incorporated)
CSH UNIX csh Shell Script
CSH csh Script
CSH Cubase Offline Processing Information (Steinberg Media Technologies GmbH.)
CSHRC UNIX C Shell Environment File
CSI Cyberautograph Signed Item
CSK Claris Works
CSK StoryWeaver Template (Storymind Store)
CSK Copernic 2001 Skin (Copernic)
CSL AOL Modem Script (America Online, Inc.)
CSL TestQuest Pro Test Script (TestQuest, Inc.)
CSL Citation Style Language
CSL Designer Symbol Library (Corel)
CSLM Zeiss CSLM Bitmap
CSM C++ Symbol File (Borland Software Corporation)
CSM C++ Ver. 4.5 Precompiled Header (Borland Software Corporation)
CSM Kodak DC265 Camera Script
CSM CASL Compiled PalmPilot Program (Feras Information Technologies)
CSM COOLSoft Model Database (Wright Williams & Kelly, Inc.)
CSM Chemical Style Markup Language
CSML Chemical Style Markup Language
CSN Dreamweaver MX's Snippet
CSN CopyMate Raw Points Cloud (GraphiTech Ltd.)
CSO CISO Compressed ISO CD Image
CSP Cardinal Studio Project File
CSP CaseWare Working Papers Script Page
CSP Crystal Enterprise Crystal Server Page
CSP Draw Service Bureau Profiler (Corel)
CSP Intersystems Caché Server Page File
CSP PC Emcee On-Screen Image
CSP AudioZip Encoded Audio
CSP CASLwin Program (Feras Information Technologies)
CSP ChaoSynth Parameter File (Nyrsound)
CSPROJ Visual Studio .NET C# Project (Microsoft Corporation)
CSQ Foxpro Query (Microsoft Corporation)
CSR Fast SMS Set SMS Relay Configuration (Comat AG)
CSS Hypertext Cascading Style Sheet
CSS InterComm Part Body Definition
CSS Statistica Datasheet
CSS Stats+ Datafile
CSS Citadel SafStor User Script File
CSS1 Cascading Style Sheet See .CSS.
CST Macromedia Director Cast File
CST Technics Sx KN 6000 Keyboard Custom Style File
CST CHARTrunner Chart Style Definition (PQ Systems)
CST Medbasin Model Calibration File (National Technical University of Athens, Laboratory of Reclamation Works & Water Resources Management)
CSUP Clan Short Roster Database (Clan Short Universe Productions)
CSV Boso View Express Railway and Structure File (Mackoy)
CSV Comma-Separated Variables
CSV CompuShow Adjusted EGA/VGA Palette
CSVENX egis Encrypted CSV File (HiTRUST Inc.)
CSW Compressed Square Wave
CSW WordPerfect Setup Info File (Corel Corporation)
CSX Visual C#.NET Primary Script File (Microsoft Corporation)
CSY EPOC Polymorphic DLL
CS_ Creativ Compressed Sb16 Sbide File
CT Continuout Tone TIFF Bitmap
CT Iris CT Graphic
CT Scitex CT Handshake Continuous-Tone Bitmap
CT Cheat Engine Cheat Table (Dream.media)
CT CTwin Project Data (Procedimientos-Uno, S.L.)
CT0 Systems Management Server (SMS) Master Site Control File (Microsoft Corporation)
CT0 Maxagrid CTM File Being Processed
CT1 Maxagrid CTM File Successfully Processed
CT1 Systems Management Server (SMS) Proposed Site Control File (Microsoft Corporation)
CT2 Maxagrid CTM File Unsuccessfully Processed
CT2 CTRAN/W Graphical Layout File (Geo-Slope International)
CT3 CTRAN/W Sketch Lines and Text File (Geo-Slope International)
CT3 CaseMap Version 3.x Case Analysis Template File (LexisNexis)
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 Color-dependent Plot Style Table (Autodesk, Inc.)
CTB NoteTab Clipbar
CTB Custody Toolbox Data File (Five O'clock Software)
CTC SeeYou Flight Data (Naviter)
CTC PC Installer Control
CTD Cardtable File
CTD Cobra Track Dump
CTD Marine Data File
CTD Simpsons Cartoon Studio Export File
CTD Click to DVD Project (Sony Corporation of America)
CTE Classical Text Editor Document (Stefan Hagel, Vienna)
CTF Casio Text File (Casio Computer Co., Ltd.)
CTF Calculator Text Format
CTF HP-95LX Character Translation File for Datacomm
CTF PhotoSuite Album File (Sonic Solutions)
CTF Symphony Character Code Translation (IBM)
CTF TIFF Compressed File
CTF WhereIsIt Catalog
CTF AVG Update Control File (AVG Technologies)
CTF CoffeeCup HTML Editor Table File (CoffeeCup Software, Inc.)
CTF BrightStor ARCserve Backup Backup File (Computer Associates International, Inc.)
CTFSYS OS X Mach Kernel System File (Apple Inc.)
CTG BMC Software Patrol File
CTG Powershot Pro 70 Info File (Canon, Inc.)
CTG Cartridge Definition File
CTG ChessBase Opening Book
CTI Collectorz.com Template Info File (Bitz & Pixelz)
CTK mSuite License File (CommonTime Limited)
CTL Setup Information
CTL User Control
CTL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CTL Visual Basic User-defined Control (Microsoft Corporation)
CTL PDP-10 Batch Control File
CTL EditPlus Cliptext File (ES-Computing)
CTL Notes 5 Thesaurus (IBM)
CTM Crazy Talk Face Model File (Reallusion Inc.)
CTM OpenCTM Compressed Triangle Mesh File (Marcus Geelnard)
CTM CGMetafile
CTM Content Delivery Service
CTM Crazytalk Talking Animation File
CTM FreeBSD Content Management File
CTM Java Charge Transaction Matrix File
CTM Maxagrid CTM File
CTM SDR99 Speech Recognition Task Time Marked Conversation Input
CTN CADTERNS Sloper File (CADTERNS Custom Clothing Inc.)
CTP BestAddress HTML Editor Combined Template File (Multimedia Australia Pty. Ltd.)
CTP American Greetings CreataCard (Broderbund)
CTP ChemDraw Template
CTP CakePHP View template (CakePHP)
CTR Corel40 Trace File
CTR CATALYST Text Parsing Rules File (Alchemy Software Development Ltd.)
CTR The Cookie Counter! Hit Count File (CLIQ Services Coop)
CTR ERGO Receiver Configuration File (Creative Express Corporation)
CTR Counter File
CTR CTRAN/W DEFINE Data File (Geo-Slope International)
CTRL Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CTS ClipTrakker Clipboard Collection (SoftwareOnline)
CTS Crazy Talk Audio File (Reallusion Inc.)
CTS ABC Programming Language Permanent Location Contents
CTT LabVIEW File
CTT MSN Messenger Saved Contact List (MSN)
CTT CAIL Suite Terminal Emulation Data (CAIL Systems Inc.)
CTV Citavi Project (Academic Software Zurich GmbH)
CTW Context Tree Weighting Compressed File (Eindhoven University of Technology)
CTX Chinese Character Input File
CTX Compressed Text
CTX GE Industrial Systems CIMPLICITY Text Version HMI Screen
CTX Alphacam Compiled Text (Planit)
CTX Online Course Text (Microsoft Corporation)
CTX Pretty Good Privacy (PGP) Ciphertext File (PGP Corporation)
CTX Visual Basic User Control Binary File
CTX Windows Terminal Server INI Backup File (Microsoft Corporation)
CTX CTRAN/W DEFINE Compressed Data File (Geo-Slope International)
CTX Nokia PC Suite Backup Contact File (Nokia)
CTX Gasteiger Group CTX Chemical File
CTY Fog Creek CityDesk Template
CTY SimCity City File (Electronic Arts, Inc.)
CTY Railroad Tycoon 3 Cargo (PopTop Software Inc.)
CTZ Custody Toolbox Compressed Backup File (Five O'clock Software)
CU1 Photoline4 Curves Curve File
CU3 Photoline4 Curves Clut File
CUB OLAP Cube File (Microsoft Corporation)
CUB PowerPlay File (Cognos Incorporated)
CUB SeeYou Airspace (Naviter)
CUB MDL Molfile Gaussian Cube (Wavefunction) Format (MDL Information Systems, Inc.)
CUB Cubloc Studio PLC Information File (Comfile Technology Inc.)
CUBE Gaussian Cube File
CUBE Cubicomp PictureMaker Bitmap
CUBE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CUBI Cubicomp PictureMaker Bitmap
CUC SeeYou Contest File (Naviter)
CUE CUEcards 2000 Database (Marcus Humann)
CUE Cue Cards Data (Microsoft Corporation)
CUE CDRWin and Others Description File for a CD-Image
CUE BPM Studio Cue Points (ALCATech)
CUF Turbo C Utilities Form Definition (Borland Software Corporation)
CUL IconForge/ImageForge Cursor Library
CUL Cubloc Studio PLC Information File (Comfile Technology Inc.)
CUP OzWin CompuServe E-mail/Forum Access Catalog Library Update
CUP Roland Garros Tennis Terrain File
CUP SeeYou Waypoint (Naviter)
CUR Windows Cursor (Microsoft Corporation)
CUREXSCHEME CursorXP Theme (Stardock Corporation, Inc.)
CURL URL Links Curl
CURSOR Sun Icon/Cursor
CURSOR Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CURV Genetica Mathematical Curve (Spiral Graphics Inc.)
CURVE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
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)
CUT CLAN Disambiguation Rules (Child Language Data Exchange System)
CUT DataWave Physiological Data File
CUT Dr. Halo Bitmap Graphic
CUT INMOS Transputer Development System Occam Utility Package
CUT Utilitaires
CUT BPM Studio Cue Points and Marker Information (ALCATech)
CUTLIST Asfbin Assistant Cut Data
CUZ CropWalker
CU_ Winhelp Compressed File
CV CodeView Information (Microsoft Corporation)
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 Compaq Diagnostics (Hewlett-Packard Development Company, L.P.)
CVB Borland BDE File (Borland Software Corporation)
CVD CVTracker Dictionary File (Netmap Software Inc.)
CVD Calamus Vector Graphic (invers Software)
CVD Clam AntiVirus Database (Clam AntiVirus Team)
CVD Yamaha Custom Drums (Yamaha Corporation of America)
CVD ClamWin AntiVirus Database (Clam AntiVirus Team)
CVF Jet-VoiceMail Audio Data (COWON America, Inc.)
CVF SuperStor Compressed Volume
CVF Train Simulator Cab View File (Microsoft Corporation)
CVG Calamus Vector Graphic (invers Software)
CVG CVTracker Personal Goal File (Netmap Software Inc.)
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
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 File
CVR ElectraSoft Fax Cover Sheet
CVR WinFax Cover Page (Symantec Corporation)
CVS Canvas Drawing File
CVS Outlook Express File
CVS Sound File
CVSAUTO Call Management System (CMS) Automatic Script (Avaya Inc.)
CVSIGNORE Snort File
CVT dBASE Converted Database Backup
CVT Convert Data File (Joshua F. Madison)
CVT Follett Conversion Tool
CVT CVTracker Position and Company Template File (Netmap Software Inc.)
CVW Giza Specifier Carera View (20-20 Technologies)
CVW CodeView Colors (Microsoft Corporation)
CVW Analytics Cube Report (Actuate Corporation)
CVX Canvas Versions 6, 7, 8, 9 Graphic File (ACD Systems Ltd.)
CW Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CW CodeWallet Pro Secure Database (Developer One, Inc.)
CW2 Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
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 StarDraft CWAD File
CWD Cardwar Card Deck (Stefan Sarbok)
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 CattleMax Data File (Cattlesoft, Inc.)
CWK GCPrevue Work File (Graphicode)
CWK ClarisWorks Data File (FileMaker, Inc.)
CWL ClarisWorks Library
CWP Cakewalk SONAR Audio Project (Cakewalk)
CWPB CopyWrite Project Binder (Bartas Technologies)
CWR Crystal Reports Report (Crystal Decisions)
CWR Wrapcandy Candy Wrapper (Wrapcandy.com)
CWS combustion Workspace (Discreet)
CWS Claris Works Template
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)
CXE Common XML Envelope
CXF Picasa Collage File
CXF Chemical Abstracts Exchange Format
CXH Custody X Change Data File (Custody X Change, Inc.)
CXI COMPAxiON Compressed File (Xitech (Europe))
CXL ConsoXL Project File (jepib)
CXL Business Integrator Extract Schema (Pervasive Software Inc.)
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 XYZ-Company.com Proprietary File
CXP CX-Programmer PLC Program File (Binary) (Omron Electronics LLC)
CXS ConciseXML Format File (Clear Methods, Inc.)
CXT Crocodile Technology Circuit (Crocodile Clips Ltd)
CXT CX-Programmer PLC Program File (Text) (Omron Electronics LLC)
CXT Macromedia Director Protected Cast File
CXT Vegas Jackpot Gold Game Data File
CXV Custody X Change Data File (Custody X Change, Inc.)
CXV CryptoEx Volume File (Navastream)
CXX Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
CXX Visual C++ Source Code File (Microsoft Corporation)
CXX Zortech C++ Program
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)
CYCLE Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
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 FCB Cypher Knot Diagram (International Guild of Knot Tyers)
CYP Crocodile Physics Simulation File (Crocodile Clips Ltd.)
CYP Cypherus Encrypted Archive
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)
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

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