| .bio |
BIOS File |
| .br3 |
Bryce 3 Scene File |
| .bsk |
Nero SecurDisc Private Key File |
| .bto |
Bryce Tree File |
| .cfg |
Celestia Configuration File |
| .csf |
GeoMedia Coordinate System File |
| .cr2 |
Canon Raw Image File |
| .caf |
Core Audio File |
| .chr |
Doki Doki Literature Club! Character File |
| .cgfx |
CgFX Shader File |
| .cg |
Cg Program |
| .ccp |
CopperCube JavaScript File |
| .crz |
Compressed Poser Character Rigging File |
| .c4d |
Cinema 4D Model File |
| .cso |
Compressed ISO Disk Image |
| .cm2 |
Poser Camera Set File |
| .cmz |
Compressed Poser Camera Set File |
| .csd |
Steam Game Data Backup File |
| .csm |
Character Studio Marker File |
| .cpy |
3ds Max Copy Track File |
| .cal |
Calendar File |
| .cas |
Autodesk Cascade License File |
| .c3d |
C3D Model File |
| .crf |
Cal3D Binary Materials File |