All about CAT Files

The CAT file type is primarily associated with Linux.

CAT	File extension: CAT
	File type:	centralized catalog

What is a CAT file?

CAT files mostly belong to Linux by Linux Torvalds & Linux Community. A CAT file is a database report generated by Cognos Impromptu report generation software. This report is a catalog of all metadata describing data sources and objects used to generate a report. Another CAT file is a centralized catalog which serves as an SGML configuration on UNIX-like operating systems such as Linux. dBASE database management system uses a CAT file to store the backup of a catalog. A different CAT file is a security catalog containing signatures for verifying the source of a file on a Windows machine. TablEdit string instrument tablature software saves chord catalogs in CAT files.

How to open a CAT file

You need a suitable software like Linux to open a CAT file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your CAT file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a CAT file directly in the browser:. Just drag the file onto this browser window and drop it.

Online CAT File Viewer

Choose your .cat file to view this image

or drag and drop it here

Online File Viewer

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How to convert CAT files to JPG, PDF, HTML, DOC, ...

If you want to convert or edit a CAT file, you can use our free Online CAT File Converter (powered by Convert.Guru):

Just click the "Choose your .cat file to view this image" button on this page.
After your file is opened in browser,
click "Save as..." in the menu.
Then click the file format (e.g. PDF, JPG, DOCX, TXT, ...) you want.
Download the converted file.

Programs that open and convert CAT files:

Linux by Linux Torvalds & Linux Community
See the previous paragraphs to learn more about the main application. CAT files are often referred to as Linux settings because this type of file is primarily created or used by this software.
Advanced Disk Catalog (disk catalog) by Elcomsoft
Advanced Disk Catalog is a Windows program that catalogs hard disks and removable storage media connected to a machine. It saves a disk catalog in a CAT file. This file format is classified as Data.
ArcGIS (hyperhelp data) by ESRI
ArcGIS is a geographic information system used for geospatial data visualization and analysis. Its UNIX hyperhelp data is saved in a CAT file. This file format is classified as Data.
Catz (cat description) by Ubisoft
Catz is an obsolete, single-player video game in which the player adopts a cat. The game saves a cat's description in a CAT file. This file format is classified as Game.
Cognos Impromptu (database report catalog) by IBM
Cognos Impromptu is a data analytics and reporting application. It saves a database report catalog in a file with CAT filename extension. This file format is classified as Database.
dBASE (database catalog backup) by dBASE Developers
dBASE is a database management system compatible with DOS and Windows operating system. Its database catalog backup is saved in a CAT file. This file format is classified as Backup.
OzWin (e-mail/forum access catalog) by CompuServe
OzWin is a CompuServe email account and forum membership management software for Windows. Its CAT file contains its email and forum access catalog. This file format is classified as Data.
PhotoStudio (image) by ArcSoft
PhotoStudio is a photo editing program with a large library of filters/effects. This program saves an image in a CAT file. This file format is classified as Raster Image. Related links: XnView
Program-link (data) by Casio
Program-link is a Windows program for writing and transferring data and programs to Casio calculators such as those in the FA and FX family. Algebra and formulae programs used by these calculators are saved in a CAT file created with Program-link. This file format is classified as Executable.
Quicken (IntelliCharge categorization) by Quicken
Quicken is a finance management program compatible with macOS Windows, and DOS operating systems. IntelliCharge categorization data used by Quicken is saved in a CAT file. This file format is classified as Data.
Rational Rose (logical package) by IBM
Rational Rose is a model-driven, extended development environment for Windows and Linux. A logical package created with Rational Rose is saved in a CAT file. This file format is classified as Data.
Sublime (station setup data) by Sublime
Sublime is a code editor available for Windows, Linux, and macOS. It can be used to open and edit an XML-encoded station setup data (CAT) file used by iiwa application. This file format is classified as Data. Related links: StationSetup.cat
TablEdit (chord catalog) by TablEdit Team
TablEdit is a Windows program for creating, editing, playing, and printing sheet music and tablature for string instruments. It uses a CAT file to store a chord catalog. This file format is classified as Data.
TapCIS (forum library catalog) by CompuServe
TapCIS (short for The Access Program for the Compuserve Information Service) is a DOS program for managing Compuserve email accounts and forum membership. CAT is the filename extension of forum library catalog files used by this program. This file format is classified as Data.
Windows (security catalog) by Microsoft
Windows is a multiplatform operating system developed and marketed by Microsoft. It uses a CAT file containing a security catalog (digital signatures) to verify the source of a file downloaded from the Internet. This file is usually bundled with drivers and updates to ensure file integrity. This file format is classified as Data.

CAT file format details:

To view or edit CAT files you need to know the file format, because it determines how the data in this file is stored. A file format is determined by the file extension and signature, so JPEG images have the extension .jpg and the first bytes in the file are ÿØÿ. If the file extension or signature does not match the file format, errors will occur when opening or editing the file. Exact knowledge of the format is therefore important in order to solve problems occurring in files. Our analysis of the CAT files produces the following result:

The CAT file extension is very common and is used by different programs with different formats. The following file formats are most commonly found in CAT files:

40% of all CAT files belong to Microsoft Security Catalog. The files are using the common file format certificate. A digital certificate is a unique, digitally signed document which authoritatively identifies the identity of an individual or organization. Using public key cryptography, its authenticity can be verified to ensure that the software or website you are using is legitimate. These files are binary files, so they do not contain text, but only cryptic characters. The files are on average 10 KB in size and range from 7 KB to 17 KB. The file type is old but is used even today. The file name CodeIntegrity.cat is typical for these files. Such CAT files store data about windows, microsoft, package, integrity, code, amdacpbus, studio and visual.
7% of all CAT files start with the bytes 01 00 00 00 01 00 00 00, which are crucial for this file format. The contents of these files cannot be read by a human; only a computer program can interpret the data. The average file size is 540 KB with most files being between 32 KB and 6 MB in size. Files like these are sometimes connected to script, shootmove, base and ilst.

All the rest of the CAT files (53%) have different formats, often e.g. Casio calculator Tape format, Elcomsoft ADC Advanced Disc Catalog, ZIP, XML, DOC, plist, CAT, PDS, AQUA, Version and GURU. Files like these are sometimes linked to boot, stars, client, shell, data, catalog, edition or update. You can get all the details of your CAT file by dragging it onto this page or by clicking the button "Choose your .cat file to view this image" above.

Technical Data for CAT File Extension

File classification:

Settings

Related files:

catz, catpart, catdrawing, catalog, catproduct, dwg, inf, mum, sys, cas, zip, catp, cab, eap-config, dat, oth, pnf, exe, icm, dll, run, pid, so

Mime type:

application/vnd.ms-pki.seccat, text/plain, application/octet-stream

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: CATFile, FileType: Security Catalog, AppName: Crypto Shell Extensions
EXEFile: cryptext.dll

ProgramID: GraphicsConverterPro.cat, FileType: Photomatrix, AppName: GraphicsConverter-reg
EXEFile: GraphicsConverter.exe

ProgramID: CATFile
EXEFile: %SystemRoot%\system32\rundll32.exe cryptext.dll,CryptExtOpenCAT %1

ProgramID: CATFile
EXEFile: rundll32.exe cryptext.dll,CryptExtOpenCAT %1

ProgramID: CATFile
EXEFile: C:\CATZ.ELI\catz.exe %1

ProgramID: catzfile
EXEFile: %ProgramFiles%\PF.Magic\Petz II\Petz II.exe %1

ProgramID: CATFile
EXEFile: rundll32.exe %SystemRoot%\ServicePackFiles\i386\cryptext.dll,CryptExtOpenCAT %1

ProgramID: XnView.Image
EXEFile: %ProgramFiles%\XnView\xnview.exe %1

ProgramID: Rose.CatFileType
EXEFile: %ProgramFiles%\Rational\Rose\rose.exe %1

ProgramID: netViz.Catalog.6
EXEFile: C:\netViz\Nav60\Program\nvnav.exe %1

ProgramID: CATFile
EXEFile: C:\CATZ.COR\catz.exe %1

ProgramID: PixFolio
EXEFile: %ProgramFiles%\PIXFOLIO\PIXFOLIO.EXE

ProgramID: dBASECatalog
EXEFile: %ProgramFiles%\VISUALDB\BIN\dbasewin.exe

ProgramID: netViz.Catalog.6
EXEFile: %ProgramFiles%\netvizviewer\NETVIZVW.EXE

ProgramID: CognosImpromptu.Catalog.cer3
EXEFile: %ProgramFiles%\Cognos\cer3\bin\ImpAdmin.exe

ProgramID: catzfile
EXEFile: %ProgramFiles%\PF.Magic\Petz 3\Petz 3.exe

ProgramID: CognosImpromptu.Catalog.cer1
EXEFile: %ProgramFiles%\Cognos\cer1\bin\ImpAdmin.exe

ProgramID: SkyMap.cat
EXEFile: notepad.exe

Show all 18 listings To Top

a cat centralized catalog is a special file format by Linux Torvalds & Linux Community and should only be edited and saved with the appropriate software.

How to solve problems with CAT files

Associate the CAT file extension with the correct application.
Update your software that should actually open centralized catalogs. Because only the current version supports the latest CAT file format. Search, therefore, e.g. on the Linux Torvalds & Linux Community manufacturer website after an available Linux update.
To make sure that your CAT file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .CAT file online - secure, fast, and no downloads needed.