File Extensions Abbreviations and Acronyms

1. .IDX255
   Runescape Cache File
2. .J2I
   Jazz 2 Internet Link File
3. .J2L
   Jazz Jackrabbit 2 Level File
4. .JG4
   Bigjig Jigsaw Puzzle
5. .KODU
   Kodu Game File
6. .KWREPLAY
   Command & Conquer 3 Replay File
7. .LITEMOD
   Minecraft Liteloader Mod File
8. .LUXB
   Lux Map File
9. .MAHJONGTITANSSAVE-MS
   Mahjong Titans Saved Game
10. .MAPLET
    Maplet World File
11. .MINESWEEPERSAVE-MS
    Minesweeper Saved Game
12. .N3PMESH
    Knight Online 3d Mesh File
13. .NGAGE
    N-gage Game File
14. .NLTRACK
    Nolimits Roller Coaster Track File
15. .NSBCA
    Nintendo Ds Model Animation File
16. .NSBMD
    Nintendo Ds Model File
17. .NSBTX
    Nintendo Ds Model Texture File
18. .P3T
    Playstation 3 Theme File
19. .PK4
    Doom 3 Engine Game Data File
20. .PLAYMISSION
    Missionplayer Game File

Last updated: March 20, 2022 — Total entries: 12,444