| Source | Focus & Notes | | :--- | :--- | | | The best destination for still-active mods. | | PCGamingWiki | Lists a variety of files, including language packs. | | Doom 3 World / D3Files | Good for archives of older, non-active mods. | | GitHub | Source code for many source ports, like dhewm3 . |
Make your desired changes to the scripts or assets. Re-compress the folders back into a ZIP archive, and rename the extension back to .pk4 . Troubleshooting Common PK4 Errors "Pure Server" Disconnect Errors Doom 3 Pk4 Files Download
Paste the file directly into the base folder alongside the original game files. | Source | Focus & Notes | |