Computer 'C' file extensions
Below is a listing of each of the different file extensions that begin with the letter 'C'. If you're looking for a file extension that begins with something else click on one of the below links.
# | A | B | C | D | E | F | G | H | I | J | K | L | M
N | O | P | Q | R | S | T | U | V | W | X | Y | Z
File extensions home page
| C | |
| .C | C file used with the C programming language. |
| .CAB | Cabinet file used in Windows 95 and Windows 98 that contains all the windows files and drivers. Information about how to extract a .CAB file can be found on document CH000363. |
| .CAL | Windows Calendar, Supercalculator4 file or Supercal spreadsheet. |
| .CAM | Casio digital camera file. |
| .CAS | Netica comma separated value text file of cases. |
| .CBL | COBOL Program File |
| .CBT | Computer Based Training files. |
| .CDA | CD Audio Player Track. |
| .CDR | Corel Draw Vector file. |
| .CDT | Corel Draw Template file |
| .CFB | Comptons Multimedia file |
| .CFG | Configuration file |
| .CFL | Corel flowchart file |
| .CFM | Corel FontMaster file / Cold Fusion Template file / Visual dBASE windows customer form |
| .CGM | CAD file. |
| .CHK | Scandisk file that is used to backup information that scandisk has found to be bad, found in C root. Because the information within these files are corrupted or reported as bad by Scandisk it is perfectly fine to delete these files, providing you are currently not missing any information. Additional information about scandisk can be found on our scandisk page. |
| .CL | Generic LISP source code. |
| .CL3 | Easy CD Creator layout file. |
| .CL4 | Easy CD Creator layout file. |
| .CLA | Java Class file. |
| .CLG | Disk catalog database |
| .CLK | Corel R.A.V.E. animation file. |
| .CLL | Crick software clicker file |
| .CLO | Cloe image |
| .CLP | Windows Clipboard / Quattro Pro clip art / Clipper 5 compiler script |
| .CLR | WinEdit Colorization word list / 1st reader binary color screen image / PhotStyler color definition |
| .CLS | Visual Basic Class module / C++ Class definition |
| .CMD | Windows Script File also OS/2 command file. |
| .CMV | Corel Movie file. |
| .CNT | Help file (.hlp) Contents (and other file contents) |
| .CPL | Windows 95 / Windows 98 / Windows NT Control Panel icons. |
| .CNE | Configuration file that builds .COM files. |
| .CNF | Configuration file. |
| .CNV | ACD Systems Canvas 6,7, and 8 file. |
| .COB | COBOL source code file. |
| .COD | FORTRAN Compiler program code |
| .COM | File that can be executed. |
| .CPE | Fax cover page file |
| .CPI | Code Page Information or Microsoft Windows applet Control Panel file. |
| .CPP | C++ source code file. |
| .CPT | Compact Pro compressed file extracted and used with various compression utilities. CorelDraw Photopaint file. |
| .CR2 | Canon RAW format file. |
| .CRD | Windows Card file. |
| .CRT | Microsoft Security certificate. |
| .CRW | Canon RAW format file. |
| .CSV | 1.
Comma-separated values file. Used primary with databases and spreadsheets (Microsoft Excel / Openoffice Calc). 2. Image file used with CopuShow |
| .CUE | Description of a CD image file. Often used with .BIN file. |
| .CUR | Windows Mouse Cursor. |
| .CV5 | ACD Systems Canvas 5 file. |
| .CVI | ACD Systems Image format file. |
| .CVS | ACD Systems Canvas drawing file. |
| .CVX | ACD Systems Canvas 9 file. |
| .CXX | C++ program file or Zortech C++ file |