| .qdp |
Quick and Dandy Plotter File |
| .qc |
Half-Life Model Compiler Script |
| .qvm |
Q Virtual Machine |
| .qsv |
Tibo Jigs@w Puzzle Save File |
| .rom |
Read Only Memory Image |
| .res |
Valve Resource File |
| .rep |
Grand Theft Auto Replay File |
| .rez |
Lithtech Game Engine Resource File |
| .raw |
Raw Image Data File |
| .rle |
Run Length Encoded Bitmap |
| .ras |
Remedy Archive System File |
| .rxdata |
RMXP Data File |
| .rpl |
Toribash Replay File |
| .rfm |
rFactor Modification File |
| .rvproj |
RPG Maker VX Project File |
| .rbxm |
ROBLOX Model |
| .rbxl |
ROBLOX Location File |
| .rfa |
Revit Family File |
| .rpy |
Touhou Project Replay File |
| .rvdata |
RPG Maker VX Data File |
| .run |
Linux Executable File |
| .rpf |
Grand Theft Auto Data File |
| .radq |
Need for Madness Game Archive |
| .rwd |
NRG Raw Wind Data File |