| Erweiterung | Beschreibung | Dateityp |
|---|
| c | C/C++ Source Code File | Entwickler Dateien |
| c00 | Corel Ventura Print File | Layout Dateien |
| c00 | Winace Split Archive File | Archivdateien |
| cab | Windows Cabinet File | Archivdateien |
| cache | Cache File | Verschiedenen Dateien |
| caj | China Academic Journals Fulltext Database File | Text Dateien |
| cam | Casio Image File | Grafikdateien |
| camrec | Camtasia Studio Recorded File | Video Dateien |
| cap | Caption File | Desktop Publishing Dateien |
| cat | Advanced Disk Catalog File | Daten Dateien |
| catalog | Catia Catalog File | 3D Dateien |
| cbf | Calender Builder File | Verschiedenen Dateien |
| cbr | Comic Book Archive File | Archivdateien |
| cbz | Comic Book ZIP File | Archivdateien |
| ccd | CloneCD Control File | Disk Image Dateien |
| ccf | CryptLoad Download Link File | Web Dateien |
| cd | Philips/Optlmage Master Tool File | Disk Image Dateien |
| cda | Compact Disc Audio File Shortcut | Audio Dateien |
| cdb | Symbian OS Contacts Database File | Daten Dateien |
| cdd | ConceptDraw Document File | Daten Dateien |
| cdf | Component Definition File | Entwickler Dateien |
| cdg | Compact Disc Plus Graphics File | Grafikdateien |
| cdi | DiscJuggler Image File | Disk Image Dateien |
| cdm | Media Maker Disk Image File | Disk Image Dateien |
| cdp | Visual Objects Developer File | Entwickler Dateien |
| cdr | CorelDRAW Image File | Grafikdateien |
| cdt | CorelDraw Template File | Einstellungs Dateien |
| cdw | CadKey Organized Dialogue File | Daten Dateien |
| cdx | CorelDraw Compressed Image File | Grafikdateien |
| ceb | Apabi eBook File | Verschiedenen Dateien |
| cf | Sendmail Configuration File | Einstellungs Dateien |
| cfg | Configuration File | Einstellungs Dateien |
| cfm | Cold Fusion Template File | Web Dateien |
| cfp | Quicken Cash Flow Projection File | Daten Dateien |
| cfr | Crossfire Replay file | Spieledateien |
| cgd | Cricket Graph Data File | Daten Dateien |
| cgi | Common Gateway Interface script | Ausführbar Dateien |
| chk | Recovered File Fragments | Verschiedenen Dateien |
| chm | Windows Help File | Text Dateien |
| chp | Corel Ventura Chapter File | Text Dateien |
| cht | Harvard Graphics Vector File | Grafikdateien |
| chw | Compiled Help Index File | Verschiedenen Dateien |
| cl | i5 QCLSRS Source File | Text Dateien |
| cl | Articons Pro Cursor Library File | Grafikdateien |
| class | Java Class File | Entwickler Dateien |
| clb | ICQ Contact List File | Verschiedenen Dateien |
| clg | Windows Catalog File | System Dateien |
| cli | Client Management System Customer File | Daten Dateien |
| clm | COLIMO file | 3D Dateien |
| clpi | Blue-ray Disc Clip Information File | Video Dateien |
| cmap | Cmap Tools Concept Map File | Verschiedenen Dateien |
| cmd | Command Prompt File | Ausführbar Dateien |
| cmg | CMG File | Spieledateien |
| cmp | Sharepoint Content Migration Package | Web Dateien |
| cmx | Corel Metafile Exchange File | Grafikdateien |
| cnf | Configuration File | Einstellungs Dateien |
| cnt | Help Table Of Contents File | System Dateien |
| cod | Compiler Program Code | Entwickler Dateien |
| cof | COFFEE Script File | 3D Dateien |
| col | Autodesk Colour Palette File | 3D Dateien |
| com | DOS Command File | System Dateien |
| con | Concept Application Source File | Web Dateien |
| conf | Configuration File | Einstellungs Dateien |
| config | Configuration File | Entwickler Dateien |
| cont | Panasonic Camcorder File | Multimedia Dateien |
| cos | Creatures Source Code File | Spieledateien |
| cpf | Clever Cache Profile File | Verschiedenen Dateien |
| cpi | AVCHD Clip Information | Video Dateien |
| cpp | C++ Language Source Code File | Entwickler Dateien |
| cpr | Cubase Project File | Audio Dateien |
| cpt | Corel Photo-Paint Image File | Grafikdateien |
| cr | Iris CT Bitmap Files | Grafikdateien |
| cr2 | Canon Raw Image File | Grafikdateien |
| crash | Mac OS X Crash Log File | System Dateien |
| crc | Total Commander CRC File | Verschiedenen Dateien |
| crdownload | Google Chrome Temporary File | Verschiedenen Dateien |
| crtx | Microsoft Chart Template File | Tabellenkalkulation Dateien |
| crw | Canon RAW Image File | Grafikdateien |
| crx | Chrome Extension File | Plugin Dateien |
| cs | Visual C# Source File | Entwickler Dateien |
| csd | Compact Shared Document File | Dokument Dateien |
| csf | Adobe Colour Settings File | Grafikdateien |
| cso | Compressed ISO Image File | Disk Image Dateien |
| css | Cascading Sheet Style File | Layout Dateien |
| csv | Comma Seperated Values | Daten Dateien |
| ct | Continous Tone File | Grafikdateien |
| ctg | Canon Catalog File | Audio Dateien |
| ctl | Microsoft Visual Basic Control File | Entwickler Dateien |
| ctt | Messenger contacts file | Daten Dateien |
| cue | Cue Sheet File | Disk Image Dateien |
| cur | Windows Cursor File | System Dateien |
| cursorfx | CursorFX Graphic File | Grafikdateien |
| curxptheme | CursorXP Theme File | Grafikdateien |
| cva | ACD Canvas Sequence Set File | Grafikdateien |
| cxf | Google Picasa Collage File | Verschiedenen Dateien |
| cxt | Protected Cast Member File | Dokument Dateien |