| .cdf |
Computable Document Format File |
| .cst |
Manga Studio Story File |
| .clp |
CrazyTalk Clip File |
| .ccp |
CopperCube JavaScript File |
| .cma |
Coach Activity File |
| .cbl |
COBOL Source Code File |
| .cob |
COBOL Source Code File |
| .cc |
C++ Source Code File |
| .cod |
Compiled Source Code |
| .config |
Configuration File |
| .csi |
ContentServ Include File |
| .ctl |
Visual Basic UserControl Object File |
| .cap |
Packet Capture File |
| .cd |
Visual Studio Class Diagram |
| .ccn |
Compressed Multimedia Fusion File |
| .ctp |
CakePHP Template |
| .cfc |
ColdFusion Component File |
| .cxx |
C++ Source Code File |
| .csn |
Adobe Code Snippet Document |
| .cbp |
Code::Blocks Project File |
| .clw |
Visual C++ ClassWizard File |
| .cdxml |
ChemDraw XML File |
| .cu |
CUDA Source Code File |
| .ccgame |
XNA Creators Club Game Package |