| Versions | 19 (possible errors!), 20, 21 |
| PAK | ✔️ |
| LZMA Lumps | ❌ (TF2 Updated maps) |
| Models | ✔️ |
| Physics | (Not a stable implementation, the code is "disabled") |
| Displacements | (Partial, neighbor disps not supported yet) |
| Visibility | ❌ |
| Occlusion | ❌ |
| Entities | ✔️ |
| Static / Dynamic Props | ✔️ |
| WorldLights | ✔️ |
| Decals | (Partial, overlays still not supported) |
| Cubemaps | ❌ |
| Lightmaps | (Partial, light style not supported yet) |
| Ambient cubes | ❌ |
