# Inside your mod folder (e.g., mymod/) # Put files in proper Doom 3 subfolders: maps/, textures/, scripts/, etc.
❌ – Doom 3 is case-sensitive on Linux/Mac but not Windows. Stick to lowercase.
The logic that governs how the game behaves. Audio: Sound effects and ambient tracks. Where to Find Them doom 3 pk4 files
Despite the unique extension, PK4 files are actually standard ZIP archives .
.def = entity definitions .mtr = material/shaders .script = DoomScript (C-like game logic) # Inside your mod folder (e
The engine follows a strict hierarchy when looking for a specific asset (e.g., monster_demon.imp ):
Inside pak000.pk4 (partial):
: Doom 3/base/ Example files: