What is a .W3M file?
W3M is a Warcraft III map from the original Reign of Chaos.
- Did you know
- W3M maps powered the huge custom-game scene of Warcraft III.
- A W3M is really an MPQ archive carrying a 512-byte header, holding the terrain, units, triggers and scripts of a map.
- Maps were scripted in Blizzard’s own JASS2 language and built in the World Editor bundled with Warcraft III.
- What Analyser reads
- Identify and read more game and emulator files: Unity asset bundles, Unreal cooked assets, CISO/CHD disc images, FMOD/Wwise sound banks, Spine skeletons and atlases, GameMaker/LDtk/TIC-80 projects, Minecraft Anvil regions, Warcraft III maps, Ren Py and RPG Maker data, extra console ROMs (Atari, PC Engine, Master System/Game Gear, WonderSwan, 3DS homebrew), xdelta/Basis patches and emulator saves and movies.
- Depth of analysis
- .W3M is an identification-grade format: Analyser recognises it from its bytes and decodes the header metadata it carries, rather than opening it in a full viewer. Formats that do get a full viewer are marked "Full" on the formats page.
- Open a .W3M file
- Drag a .W3M file onto the Analyser home page (or tap to pick one). It is identified entirely in your browser - nothing is uploaded, there is no account, and it works offline once installed.