List of File Formats in RF1
| File Extension | Purpose | Format Documentation | Notes |
| .tbl | Settings/attribute configuration | Plaintext | - Used for configuration of various game settings, in the creation of mods, and for HUD messages within levels. - List of RF1 Table Files |
| .vpp | Volition Packfile | rafalh: vpp_format.h Heiko Herrmann: VPP Format |
- Asset files must be within .vpp packfiles for Red Faction to load them. - Also used in other Volition games such as Summoner. - Associated tools: CCrunch (Create), RED (Create), Descent Manager Toolkit tools (Create, extract, edit) VPP Exporter (Extract) - List of RF1 Packfiles |
| .peg | Volition Asset Packfile | - Used on PlayStation 2 version, not present on PC. | |
| .rfl | Red Faction Level | rafalh: rfl.ksy | - Originally used the .d4l (Descent 4 Level) extension. - Associated tools: RED (Create, edit) |
| .vf | Volition Font | rafalh: vf_format.h | - Also used in other Volition games such as Summoner. - Associated tools: FontTool2 (Create) |
| .vfx | Visual Effect | rafalh: vfx.ksy, vfx_format.h | - Associated tools: VFXExporter (Create) |
| .v3d | Volition Static Mesh (Pre-CCrunch) | rafalh: v3d.ksy, v3d_format.h | - Associated tools: V3DExporter (Create) |
| .v3m | Volition Static Mesh (Post-CCrunch) | rafalh: v3d.ksy, v3d_format.h | - Associated tools: CCrunch (Create), or V3D Tool (Create) |
| .vcm | Volition Skeletal Mesh (Pre-CCrunch) | rafalh: v3d.ksy, v3d_format.h | - Associated tools: RFBone (Create) |
| .v3c | Volition Skeletal Mesh (Post-CCrunch) | rafalh: v3d.ksy, v3d_format.h | - Associated tools: CCrunch (Create) |
| .mvf | RF Skeletal Animation | ||
| .rfa | RF Skeletal Animation | rafalh: rfa_format.h | |
| .tga | TARGA Image | ||
| .vbm | Volition Bitmap Image | rafalh: vbm_format.h | - Format supports animation - Also used in other Volition games such as Summoner. - Associated tools: MakeVBM (Create), MakeVBM (Enhanced) (Create), VBM Exporter (Extract), VBM Viewer (View) |
| .dds | DirectDraw Surface Image | - Compatibility with Red Faction added with Dash Faction 1.5.0+ | |
| .wav | WAVE Sound | ||
| .rfg | Red Faction Group | rafalh: rfg.ksy | - Associated tools: RED (Create, import) |
| .txt | Text | Plaintext | - Used for configuration of RED Texture Browser |