.BTR | Pervasive Software | Databasebestanden | Btrieve Database File | Microsoft FrontPage | Microsoft Corporation |
.BUT | ACD Systems | Allerlei bestanden | Canvas Web Button (CD Audio Track) | ACD Systems Canvas | Microsoft Corporation |
.CAB | Microsoft Corporation | Systeembestanden | Windows Cabinet File | Windows Installer | Microsoft Corporation |
.CAG | Microsoft Corporation | Vectorafbeeldingen | ClipArt Gallery Package | Microsoft PowerPoint | Microsoft Corporation |
.CAL | Newera Software Technology, Inc. | Rasterafbeeldingen | CALS Raster File | Microsoft Outlook | Microsoft Corporation |
.CAMP | Microsoft Corporation | Instellingsbestanden | WCS Color Appearance Model Profile File | Microsoft Windows | Microsoft Corporation |
.CAP | Microsoft Corporation | Gegevensbestanden | Network Monitor Packet Capture Data File | Microsoft Network Monitor | Microsoft Corporation |
.CAT | Microsoft Corporation | Systeembestanden | Windows Catalog File | Microsoft Windows | Microsoft Corporation |
.CA_ | Microsoft Corporation | Gecomprimeerde bestanden | Microsoft Cabinet File | Microsoft Windows | Microsoft Corporation |
.CB | Microsoft Corporation | Systeembestanden | Microsoft Clean Boot File | Microsoft Windows | Microsoft Corporation |
.CBO | Microsoft Corporation | Gegevensbestanden | Microsoft Interactive Training File | Microsoft Windows | Microsoft Corporation |
.CBT | Various Developers | Gecomprimeerde bestanden | Comic Book TAR File | Microsoft Support | Microsoft Corporation |
.CC | Don Ho | Ontwikkelaarsbestanden | C/C++ Source Code File | Microsoft Visual Studio | Microsoft Corporation |
.CC2 | Briggs Softworks | Gegevensbestanden | Calendar Commander Calendar Data | Microsoft Notepad | Microsoft Corporation |
.CCA | IBM | Gegevensbestanden | Cc:Mail Archive File | Microsoft Importer for Lotus ccMail Archives | Microsoft Corporation |
.CCH | Microsoft Corporation | Allerlei bestanden | .NET Security Resolution Cache File | Microsoft .NET Framework | Microsoft Corporation |
.CD | Microsoft Corporation | Ontwikkelaarsbestanden | Visual Studio Class Diagram | Microsoft Visual Studio | Microsoft Corporation |
.CDA | Microsoft Corporation | Audiobestanden | CD Audio Track Shortcut | Microsoft Windows Media Player | Microsoft Corporation |
.CDAT | Microsoft Corporation | Allerlei bestanden | Internet Security And Acceleration (ISA) Server Cache File | Microsoft Internet Security and Acceleration (ISA) | Microsoft Corporation |
.CDB | Nokia | Databasebestanden | Symbian Phonebook Database | Microsoft ActiveSync | Microsoft Corporation |
.CDDA | Microsoft Corporation | Audiobestanden | CD Digital Audio File | Logic Express | Microsoft Corporation |
.CDF | Wolfram Research | Pagina-indelingsbestand | Computable Document Format File | Internet Explorer | Microsoft Corporation |
.CDF-MS | Microsoft Corporation | Allerlei bestanden | ClickOnce Compiled Manifest File | Microsoft ClickOnce | Microsoft Corporation |
.CDMP | Microsoft Corporation | Systeembestanden | WCS Device Model Profile | Microsoft Windows | Microsoft Corporation |
.CDR | Corel | Vectorafbeeldingen | CorelDRAW Vector Image File | Microsoft Windows Media Player | Microsoft Corporation |
.CDX | Microsoft Corporation | Gegevensbestanden | Compound Index File | Microsoft Visual FoxPro | Microsoft Corporation |
.CDXML | PerkinElmer | Gegevensbestanden | ChemDraw XML File | Microsoft Windows PowerShell | Microsoft Corporation |
.CEL | Affymetrix | Gegevensbestanden | Affymetrix Probe Results File | Microsoft Notepad | Microsoft Corporation |
.CELX | Open Source | Uitvoerbare bestanden | Celestia Script File | Microsoft Notepad | Microsoft Corporation |
.CER | Microsoft Corporation | Webbestanden | Internet Security Certificate | Internet Explorer | Microsoft Corporation |
.CF | Proofpoint, Inc. | Instellingsbestanden | Sendmail Configuration File | Microsoft Notepad | Microsoft Corporation |
.CFB | Microsoft Corporation | Gegevensbestanden | Compound Binary File | Microsoft Visual Studio | Microsoft Corporation |
.CFG | Unknown Developer | Ontwikkelaarsbestanden | Configuration File | Microsoft Notepad | Microsoft Corporation |
.CFK | Microsoft Corporation | Allerlei bestanden | Microsoft Developer Studio Diagram File | Microsoft Visual Studio | Microsoft Corporation |
.CFL | Corel Corporation | Allerlei bestanden | Corel Flow Flow Chart File | Microsoft Visual Studio | Microsoft Corporation |
.CGI | Unknown Developer | Uitvoerbare bestanden | Common Gateway Interface Script | Microsoft Notepad | Microsoft Corporation |
.CH3 | Harvard Graphics | Pagina-indelingsbestand | Harvard Graphics DOS Chart File | ACD Systems Canvas | Microsoft Corporation |
.CHART | Interscape | Tekstbestanden | Feedback Chart File | Microsoft Notepad | Microsoft Corporation |
.CHESSTITANSSAVE-MS | Microsoft Corporation | Spelbestanden | Chess Titans Saved Game | Microsoft Windows | Microsoft Corporation |
.CHG | Quicken | Gegevensbestanden | Quicken Online Data File | Microsoft Windows | Microsoft Corporation |
.CHI | Microsoft Corporation | Gegevensbestanden | Microsoft Help File Index | Microsoft Visual FoxPro | Microsoft Corporation |
.CHK | Sophos | Gegevensbestanden | InterCheck Checksum Database | Internet Explorer | Microsoft Corporation |
.CHL | Leadtek Research | Instellingsbestanden | WinFast PVR2 Channel List | Internet Explorer | Microsoft Corporation |
.CHM | Microsoft Corporation | Webbestanden | Compiled HTML Help File | Microsoft HTML Help Workshop | Microsoft Corporation |
.CHORD | Open Source | Tekstbestanden | Song Chords File | Microsoft Word | Microsoft Corporation |
.CHS | Microsoft Corporation | Systeembestanden | Windows Chinese Noise-Word List File | Microsoft Windows | Microsoft Corporation |
.CHT | Nintendo | Spelbestanden | SNES Cheat File | Microsoft Notepad | Microsoft Corporation |
.CI | Microsoft Corporation | Systeembestanden | Windows Content Indexer Catalog File | Microsoft Windows | Microsoft Corporation |
.CIK | Corel | Instellingsbestanden | Corel Graphics 10 Custom Dual Tone File | Microsoft Notepad | Microsoft Corporation |
.CIL | Symantec Corporation | Gegevensbestanden | Norton CleanSweep Installation Log File | Microsoft Notepad | Microsoft Corporation |
.CKP | Microsoft Corporation | Databasebestanden | SQL Server Checkpoint File | Microsoft SQL Server | Microsoft Corporation |
.CKS | Microsoft Corporation | Instellingsbestanden | Microsoft Windows CE Image Info Data | Microsoft Windows CE Embedded | Microsoft Corporation |
.CLB | Microsoft Corporation | Systeembestanden | COM+ Catalog File | Microsoft COM+ | Microsoft Corporation |
.CLC | Microsoft Corporation | Gegevensbestanden | Microsoft Schedule+ 7 Habits Mission Statement Data | Microsoft Schedule Plus | Microsoft Corporation |
.CLG | Microsoft Corporation | Systeembestanden | Windows Catalog File | Microsoft Windows | Microsoft Corporation |
.CLN | Microsoft Corporation | Back-upbestanden | Microsoft Windows 3.x Configuration Backup File | Microsoft Windows 3.x | Microsoft Corporation |
.CLW | Microsoft Corporation | Ontwikkelaarsbestanden | Visual C++ ClassWizard File | Microsoft Visual C++ | Microsoft Corporation |
.CLX | IBM | Gegevensbestanden | Rational XDE | Microsoft Outlook | Microsoft Corporation |
.CM0013 | Samsung Electronics | Systeembestanden | Samsung Smart TV Index File | Microsoft Word | Microsoft Corporation |
.CMD | Microsoft Corporation | Uitvoerbare bestanden | Windows Command File | Microsoft Notepad | Microsoft Corporation |
.CMN | Microsoft Corporation | Gegevensbestanden | Systems Management Server (SMS) Update | Microsoft Systems Management Server | Microsoft Corporation |
.CMO | ASUS | Systeembestanden | ASUS BIOS File | Microsoft Windows | Microsoft Corporation |
.CMP | Microsoft Corporation | Instellingsbestanden | Windows Connection Manager Profile | Microsoft Windows Server 2016 | Microsoft Corporation |
.CMS | Opera Software | Webbestanden | Content Management System Web Page File | Internet Explorer | Microsoft Corporation |
.CMX | Corel | Vectorafbeeldingen | Corel Metafile Exchange Image File | ACD Systems Canvas | Microsoft Corporation |
.CNF | MySQL AB | Instellingsbestanden | MySQL Configuration File | Windows Telnet | Microsoft Corporation |
.CNT | Microsoft Corporation | Systeembestanden | Help Contents File | Microsoft HTML Help Workshop | Microsoft Corporation |
.CNV | ACD Systems | Vectorafbeeldingen | Canvas Drawing File | ACD Systems Canvas | Microsoft Corporation |
.CN_ | Microsoft Corporation | Gecomprimeerde bestanden | Compressed Windows Help Content | Microsoft Windows | Microsoft Corporation |
.COD | Unknown Developer | Ontwikkelaarsbestanden | Compiled Source Code | Microsoft Visual Studio | Microsoft Corporation |
.COL | Open Source | Gegevensbestanden | Bibexcel File | Microsoft Multiplan | Microsoft Corporation |
.COM | Microsoft Corporation | Uitvoerbare bestanden | DOS Command File | Microsoft Windows | Microsoft Corporation |
.COMFYCAKESSAVE-MS | Microsoft Corporation | Spelbestanden | Comfy Cakes Saved Game File | Comfy Cakes | Microsoft Corporation |
.COMPOSITEFONT | Microsoft Corporation | Lettertypebestanden | Windows Composite Font File | Microsoft XML Notepad | Microsoft Corporation |
.CONF | Unknown Developer | Instellingsbestanden | Generic Configuration File | Microsoft Notepad | Microsoft Corporation |
.CONFIG | Unknown Developer | Ontwikkelaarsbestanden | Configuration File | Microsoft Notepad | Microsoft Corporation |
.CONTACT | Microsoft Corporation | Gegevensbestanden | Windows Contact File | Microsoft Windows | Microsoft Corporation |
.COO | Autodesk, Inc. | Tekstbestanden | AutoCAD Bounding Coordinates Cookie | Microsoft Notepad | Microsoft Corporation |
.COV | Microsoft Corporation | Pagina-indelingsbestand | Fax Cover Page File | Microsoft Fax Cover Page Editor | Microsoft Corporation |
.COVERAGE | Microsoft Corporation | Gegevensbestanden | Visual Studio Code Coverage Report | Microsoft Visual Studio | Microsoft Corporation |
.COVERAGEXML | Microsoft Corporation | Gegevensbestanden | Microsoft Visual Studio Code Coverage File | Microsoft Visual Studio | Microsoft Corporation |
.CPC | Cartesian Products, Inc. | Rasterafbeeldingen | CPC Compressed Image File | Internet Explorer | Microsoft Corporation |
.CPE | Microsoft Corporation | Pagina-indelingsbestand | Fax Cover Page File | Microsoft Fax Cover Page Editor | Microsoft Corporation |
.CPF | IBM | Gegevensbestanden | Cognos Project File | Microsoft Makecab | Microsoft Corporation |
.CPI | Sony | Videobestanden | AVCHD Video Clip Information | MS-DOS | Microsoft Corporation |
.CPK | CRI Middleware | Spelbestanden | CRI Middleware Package | Microsoft Winqual Submission Tool | Microsoft Corporation |
.CPL | Microsoft Corporation | Systeembestanden | Windows Control Panel Item | Microsoft Windows | Microsoft Corporation |
.CPN | Microsoft Corporation | Spelbestanden | Age Of Mythology Campaign File | Age of Empires II | Microsoft Corporation |
.CPP | Open Source | Ontwikkelaarsbestanden | C++ Source Code File | Microsoft Visual Studio | Microsoft Corporation |
.CPQ | Compaq | Systeembestanden | Compaq OEM Disc Configuration File | Microsoft Notepad | Microsoft Corporation |
.CPR | Steinberg | Audiobestanden | Cubase Project | Microsoft Notepad | Microsoft Corporation |
.CPT | Corel | Rasterafbeeldingen | Corel Photo-Paint Image | Microsoft ActiveSync | Microsoft Corporation |
.CR2 | Canon Inc. | Raw-Bestanden Voor Camera | Canon Digital Camera Raw Image File | Microsoft Windows Photos | Microsoft Corporation |
.CRD | Open Source | Allerlei bestanden | Guitar Tabs | Microsoft Word | Microsoft Corporation |
.CRDS | Microsoft Corporation | Back-upbestanden | Windows CardSpace Backup File | Microsoft Windows 7 | Microsoft Corporation |
.CRL | Various Developers | Webbestanden | Certificate Revocation List File | Microsoft IIS | Microsoft Corporation |
.CRT | Mozilla | Webbestanden | Security Certificate | Internet Explorer | Microsoft Corporation |
.CRTX | Microsoft Corporation | Gegevensbestanden | Office 2007 Chart Template File | Microsoft Excel | Microsoft Corporation |
.CRW | Canon Inc. | Raw-Bestanden Voor Camera | Canon Raw CIFF Image File | Microsoft Windows Photos | Microsoft Corporation |
.CS | Microsoft Corporation | Ontwikkelaarsbestanden | C# Source Code File | Visual Studio Code | Microsoft Corporation |