Client File Formats

Archive and compression

• MPQ Files: archive format.

Database

• DBC Files: client database.
• dnc.db: Day-Night cycle specification.
• LIT Files: lightning information.
• SBT Files: cinematic subtitles.
• TRS Files: minimap hash translation.
• WDB Files: client data cache.

Graphics

• BLP Files: texture format, supporting texture compression, and multiple resolutions.
• BLS Files: instructions for pixel and vertex shaders.
• M2 Files: Blizzard Entertainment's own model format, also known as '''.mdx'''.
• WFX Files: assigns shaders to surfaces.
• WMO Files: World Map Object file, containing either a group definition or a single world map object.

Map Data

• WDT Files: map and object placement information.
• ADT Files: terrain and object information for map tiles.
• WDL Files: low-resolution height maps.
• ZMP Files: map tile reference.