| .camm |
espresso Mind Map Document |
| .cadc |
Corpatla Data Container File |
| .caa |
Chinese Academic Article Link File |
| .civ5save |
Civilization 5 Saved Game |
| .chc |
HCFR Colormeter Data File |
| .cdz |
Compressed CD Image File |
| .cto |
Visual Studio Binary Command Table Output File |
| .ctsym |
Visual Studio Command Table Output File |
| .ccbjs |
CopperCube JavaScript File |
| .certsigningrequest |
Apple Developer Signing Certificate Request File |
| .cli |
Grand Theft Auto Clip Data File |
| .civ5mod |
Civilization 5 Mod File |
| .civ5map |
Civilization 5 Map |
| .cib |
Luminaire Data File |
| .cat4d |
Cinema 4D Catalog |
| .compositionmodel |
Invantive Composition Data Model File |
| .comppkg_hauptwerk_rar |
Hauptwerk Component Package |
| .crypt7 |
WhatsApp Encrypted Database File |
| .crypt6 |
WhatsApp Encrypted Database File |
| .crypt5 |
WhatsApp Encrypted Database File |
| .cwy |
Songtrix style file |
| .cboard |
Final Cut Pro Color Board Preset |
| .cmv |
CorelMOVE Animation |
| .ccc |
Dev-C++ Code Completion Cache |