Archives

The archive system used in Diablo 3 uses the MPQ format. MPQ is the name of the file extension, and is a proprietary archive format created by Blizzard Entertainment for their various games.

File types

 * .an2 - Anim2D files
 * .act - Act files, contains waypoint, questID
 * .acr - Actor files, contains appearanceID, animSetID, monsterID
 * .gam - GameBalance files
 * .mon - Monster files
 * .mp3 - Sound files
 * .ogv - Video files
 * .ogg - Audio files
 * .pow - Power files
 * .snd - Sound Index files, pointer to ogg
 * .stl - String files
 * .tex - Textures files, multiple icons may inside one file
 * .tiff - Image files
 * .trs - TreasureClass files, all removed at v0.3.0.7447

Resources

 * MPQ game files and *.gam file info
 * MPQ overview
 * Strings unpacked
 * D3 database