File extension	The full name of the file	Popularity
File extension 0	M3 DS Real Save File
File extension 00	The Ur-Quan Masters Saved Game Slot 0 File
File extension 001	Snes9x Slot 2 Saved State
File extension 32X	Sega 32X ROM
File extension 3DS	Nintendo 3DS ROM
File extension 555	Black & White Weather Settings File
File extension 8LD	Overlord 2 Language File
File extension A26	Atari 2600 ROM image file
File extension A52	Atari 5200 ROM
File extension ABK	Need for Speed Underground Audio File
File extension ABS	AB SuDoKu Saved Game
File extension ACF	Steam Application Cache File
File extension ACX	Atari ST Program
File extension ADT	World of Warcraft Map File
File extension AGB	Game Boy Advance ROM
File extension AGE3SCN	Age of Empires 3 Scenario File
File extension AI	Battlefield 2 Artificial Intelligence File
File extension AIN	Source Engine Compiled AI Nodegraph File
File extension AIR	M.U.G.E.N. Animation File
File extension ALR	ADRIFT Language Resource File
File extension AM1	Adventure Maker
File extension AN2	Croc animation file
File extension AR	Midtown Madness Data File
File extension ARCH00	F.E.A.R. Game Archive
File extension ARENA	Quake 3 Engine Arena File
File extension ARH	El Airplane game archive file
File extension ARP	Audition Replay File
File extension ARS	Carmageddon Saved Game
File extension ASH	Audiosurf Audio Metadata File
File extension ASSET	Unity Asset File
File extension ATM	PSP Game Audio File
File extension BAR	Age of Empires 3 Data File
File extension BB3	BlasterBall 3 Level File Support
File extension BDAE	Gameloft Game Data File
File extension BEJEWELED2DELUXESAVEDGAME	Bejeweled 2 Deluxe Saved Game
File extension BF	CryoBF Game Data File
File extension BFG	Big Fish Games Application File
File extension BFM	Terminal Reality Model File
File extension BFS	FlatOut Game Data File
File extension BGL	Flight Simulator Scenery File
File extension BGZ	Blood Frontier Map File
File extension BIC	Civilization 3 Scenario File
File extension BIF	BioWare Infinity Engine File
File extension BIG	Electronic Arts Game Data File
File extension BIK	Video Game Movie File
File extension BIN	Sega Genesis Game ROM
File extension BIQ	Civilization 3 Scenario File
File extension BIX	Civilization 3 Scenario File
File extension BLACKHAWKSTRIKER2	Blackhawk Striker 2 Saved Game
File extension BLASTERBALL3SAVEDGAME	BlasterBall 3 Saved Game
File extension BLB	Dreamworks Resource File
File extension BLP	Blizzard Texture File
File extension BLS	Blockland Saved Game File
File extension BLZ	N-Gage Mobile Video Game File
File extension BMD	MU Online Game Data File
File extension BME	BeatMania 7-Key Song File
File extension BMG	Mario Kart Wii message file
File extension BMS	BeatMania Song File
File extension BND	Neighbours From Hell game archive
File extension BNG	The Bingo Maker Card File
File extension BNK	Test Drive Unlimited Data Package
File extension BNS	Portal script file
File extension BNZ	The Bingo Maker Card Template File
File extension BOOKWORMDELUXESAVEDGAME	Bookworm Deluxe Saved Game
File extension BRLYT	Wii Textures and Material Lists File
File extension BRN	Gabriel Knight Barn File
File extension BRRES	Wii BRRES Resource Package
File extension BRSAR	Wii BRSAR Audio Package
File extension BS1	VirtualBus Vehicle Configuration File
File extension BSA	Bethesda Softworks Archive
File extension BSP	Quake Engine Game Map File
File extension BUS	VirtualBus Board Parameters File
File extension BWA	Bookworm Adventures Player File
File extension BZW	BZFlag World File
File extension C4K	Clonk Key File
File extension CARC	Nintendo DS Compressed Archive File
File extension CBF	ChessBase Game Information File
File extension CBH	ChessBase Database Header File
File extension CBS	Code Breaker PS2 Save File
File extension CBV	ChessBase Database File
File extension CDP	Trainz Simulator Content Dispatcher Pack
File extension CDP2	Trainz Classics Content Dispatcher Pack 2
File extension CEM	Empire Earth game file
File extension CFG	Wesnoth Markup Language File
File extension CFGE	Jewel Quest Configuration File
File extension CFR	Cross Fire Replay File
File extension CGF	Crytek Geometry Format File
File extension CGZ	Cube Map File
File extension CHD	MAME Hard Disk Image
File extension CHESSTITANSSAVE-MS	Microsoft Chess Titans Saved Game
File extension CHK	StarCraft Chunk File
File extension CHT	SNES Cheat File
File extension CIV5SAVE	Civilization 5 Saved Gae
File extension CLT	VisualBoyAdvance Cheat List File
File extension CM	CLEO Custom Mission
File extension CMD	M.U.G.E.N. Character Commands File
File extension CME	Crazy Machines level file
File extension CML	Crazy Machines Lab File
File extension COL	Grand Theft Auto Collision File
File extension COMFYCAKESSAVE-MS	Comfy Cakes Saved Game
File extension CON	Battlefield 1942 Configuration File
File extension COS	Creatures CAOS File
File extension CPG	StarCraft Campaign File
File extension CPK	CRI Middleware Package
File extension CPN	Age of Mythology Campaign File
File extension CPR	CPC Plus Cartridge
File extension CPS	The Powder Toy Save File
File extension CPX	Rise of Rome Campaign File
File extension CRAFT	KSP Spacecraft File
File extension CRF	Enhanced Dark Engine game archive file
File extension CRYSISJMSF	Crysis Saved Game
File extension CRYSISPSF	Crysis Warhead Saved Game
File extension CS	CLEO Custom Script
File extension CTM	Star Wars Republic Commando Map File
File extension CTX	Valve ICE Encoded Script
File extension CTY	SimCity City File
File extension D2S	Diablo 2 Save File
File extension D3DBSP	Call of Duty Map File
File extension DAM	DAME Project
File extension DAT	Minecraft Data File
File extension DAT_MCR	Minecraft Level.dat Backup File
File extension DAT_NEW	Minecraft World Level File
File extension DAT_OLD	Minecraft Level.dat Backup File
File extension DAY	Day of the Zombie Map File
File extension DAZIP	Dragon Age: Origins Game File
File extension DB	X-Ray Engine Database
File extension DDB	Command & Conquer: Renegade Data File
File extension DDT	Football Manager Keep Player Data File
File extension DEF	M.U.G.E.N. Character Definition File
File extension DEK	Magic: The Gathering Deck File
File extension DEM	Video Game Demo File
File extension DESC	Battlefield 2 Map Description File
File extension DIF	MAME CHD Diff File
File extension DIVA	Project DIVA Song File
File extension DL	Zoo Tycoon 2 Data File
File extension DM2	Quake 2 Demo File
File extension DM3	Quake 3 Demo File
File extension DMB	BYOND Game Executable
File extension DMO	Duke Nukem 3D Demo File
File extension DMS	Dream Maker Script
File extension DM_68	Quake 3 Demo File
File extension DM_82	Wolfenstein 1.00 Demo Movie File
File extension DM_83	Wolfenstein 1.02 Demo Movie File
File extension DM_84	Wolfenstein 2.06 Demo Movie File
File extension DN1	Duke Nukem 1 Game Data File
File extension DN2	Duke Nukem Episode 2 Game File
File extension DN3	Duke Nukem Episode 3 Game File
File extension DNF	Duke Nukem Forever Map File
File extension DNH	Danmakufu Script
File extension DOL	GameCube Executable File
File extension DRM	Deus Ex Data File
File extension DS	Furcadia DragonSpeak File
File extension DSG	Decker Saved Game
File extension DUC	Action Replay Max DS Save File
File extension DUN	Dungeon Defenders Saved Game File
File extension DV2	Divinity 2 Data File
File extension DWP	Darwin Pond Save File
File extension DXS	Deus Ex Saved Game
File extension DZ	Land of the Dead Level File
File extension DZIP	The Witcher 2 Game Archive
File extension E2GM	Pangea Enigmo 2 Custom Game File
File extension EBM	Ragnarok online emblem file
File extension ECL	Touhou Stage Script
File extension EDAT	Sony Encrypted Data File
File extension EEPF	EmuOS Exchangeable Packet File
File extension EGM	Enigmo Custom Game File
File extension EIX	Metin2 Game Data File
File extension ELF	PlayStation Executable File
File extension ELM	Eternal Lands Map File
File extension ENC	Cabal Online Data File
File extension EPC	Doctor Who Game Data File
File extension EPK	Metin2 Game Data Package
File extension ERB	Evil Genius Resource File
File extension ERP	Alter Ego Game Archive
File extension ESG	Enigmo Saved Game File
File extension ESM	Elder Scrolls Master File
File extension ESP	Fallout 3 Plugin File
File extension ESS	The Elder Scrolls Saved Game
File extension EST_UAX	Spanish Unreal Audio Package
File extension FAR	The Sims Archive File
File extension FBRB	Battlefield Bad Company 2 Data File
File extension FC2MAP	Far Cry 2 User Map
File extension FCM	fCraft World File
File extension FDS	Nintendo FDS ROM
File extension FF	Call of Duty 4 Fast File
File extension FFD	FATE Saved Game
File extension FILA	Aleph One Replay File
File extension FLD	YSFLIGHT Field File
File extension FML	WWE RAW Character File
File extension FNTA	Aleph One Font File
File extension FOMOD	Fallout Mod Archive
File extension FOS	Fallout 3 Saved Game
File extension FOX	Furcadia Art File
File extension FPID	FPS Creator AI Wizard Data File
File extension FPK	Civilization 4 Data File
File extension FPMB	FPS Creator Mab Buffer File
File extension FPMO	FPS Creator Map Overlay File
File extension FPOP	Spider-Man: Shattered Dimensions Saved Game
File extension FPP	FPS Creator Prefab File
File extension FPS	FPS Creator Segment File
File extension FRC	FS Recorder File
File extension FREECELLSAVE-MS	FreeCells saved game file
File extension FRZ	Snes9x Saved State
File extension FS2	FreeSpace 2 Saved Mission File
File extension FSM	FreeSpace Mission File
File extension FSSAVE	Flight Simulator Save File
File extension FXT	Grand Theft Auto Fake Text File
File extension G3X	RealFlight Content File
File extension GALAXY	Blizzard Galaxy File
File extension GAM	Saved Game File
File extension GAME	GameSalad Exported Game File
File extension GAMEDATA	Sandlot Game Data File
File extension GAR	Farming Simulator Game Archive File
File extension GB	Game Boy ROM File
File extension GBA	Game Boy Advance ROM
File extension GBC	Game Boy Color ROM
File extension GBX	Nadeo Game File
File extension GC	Galactic Conquest Saved Game
File extension GCF	Game Cache File
File extension GCI	Grand Theft Auto 2 game file
File extension GCM	GameCube ROM
File extension GCS	GameCube SharkSave File
File extension GCT	Ocarina Cheat Code Manager File
File extension GCZ	Compressed GameCube/Wii ROM
File extension GDW	Jaws Unleashed Data File
File extension GEN	Sega Genesis ROM
File extension GG	Sega Game Gear ROM
File extension GJD	The 7th Guest Media File
File extension GLB	Glulx Blorb Game File
File extension GME	DexDrive Game Card File
File extension GMRES	Game Maker Resource File
File extension GMV	Gens Game Recording
File extension GNP	GenePool Save File
File extension GOD	Populous II Player Progress File
File extension GOOMOD	World of Goo Add-on
File extension GPF	GRAVITY Ragnarok Online Patch File
File extension GR2	Granny 3D File
File extension GRF	Ragnarok Client Archive
File extension GRP	StarCraft Graphics Group File
File extension GS0	Sega Genesis Emulator Quick Slot 0 Save File
File extension GSC	Call of Duty Game Script
File extension GSX	Sega Genesis Emulator Saved State File
File extension H2O	Battle Realms Game Data File
File extension H3M	Heroes 3 Map File
File extension H4R	Heroes of Might and Magic IV Data File
File extension HAM	Descent 2 Resource File
File extension HEARTSSAVE-MS	Microsoft Hearts Save File
File extension HHSL	Hockey High Score List File
File extension HI	MacMAME High Scores File
File extension HIT	The Sims Sound File
File extension HMP	Worms Height Map File
File extension HOG	Descent Mission File
File extension HONMOD	Heroes of Newerth mod file
File extension HOT	The Sims Sound File
File extension HPK	Tropico Game Archive
File extension HPS	HPL2 Script
File extension HS	LaserTank High Scores File
File extension HWD	Hedgewars Demo File
File extension HWMAP	Hedgewars Drawn Map File
File extension HWS	Hedgewars Saved Game
File extension HXM	Descent 2 Resource Modification
File extension I3PACK	Point Blank Game Data File
File extension IB2	IncrediBots 2 Saved Challenge File
File extension IB3	IncrediBots 3 Saved Challenge File
File extension IBRO	IncrediBots Robot File
File extension IBT	Texture and Model File
File extension IDX0	Runescape Cache Index File
File extension IDX255	Runescape Cache File
File extension IFP	GTA Animation File
File extension IMG	Grand Theft Auto Data File
File extension IMGA	Aleph One Image File
File extension INP	MAME Replay File
File extension INV	INVedit File
File extension IPS	Internal Patching System Patch File
File extension ITK	ScummVM Game Data File
File extension ITR	Icy Tower Replay File
File extension IVT	International Volleyball 2006 Data File
File extension IWD	Call of Duty Game Data File
File extension J2I	Jazz 2 Internet Link File
File extension J2L	Jazz Jackrabbit 2 Level File
File extension JA	Jet Archive
File extension JAG	Jagex Data File
File extension JAM	PS3 Unreal Tournament 3 Mod File
File extension JAP	Japanese Nintendo 64 Game ROM
File extension JG4	BigJig Jigsaw Puzzle
File extension JIGSAW	Jigsaw Explorer Save File
File extension JRC	PCjr Cartridge ROM File
File extension JRZ	PSP Game Data File
File extension K2S	Kaiser 2 Saved Game
File extension KCL	Mario Kart Collision File
File extension KODU	Kodu Game File
File extension KV6	Ace of Spades Model File
File extension KWREPLAY	Command & Conquer 3 Replay File
File extension L3D	Black & White Graphics File
File extension LABY	Laby Level File
File extension LDB	Max Payne Level File
File extension LDW	Virtual Villagers Saved Game File
File extension LGL	LeechGet Download List
File extension LGP	Final Fantasy Media Archive
File extension LIP	Real Virtuality Lip Sync File
File extension LL	List & Label Preview File
File extension LMU	RPG Maker Map File
File extension LOCK	Minecraft World Lock File
File extension LOD	Homeworld level of detail file
File extension LOVE	LÖVE Game File
File extension LPB	LaserTank Replay File
File extension LRF	League of Legends Replay File
File extension LSD	FIFA World Cup game data environment file
File extension LSW	RPG Maker Saved Game File
File extension LTG	LaserTank Graphics File
File extension LTX	S.T.A.L.K.E.R. Properties File
File extension LUXB	Lux Map File
File extension LVL	Game Level File
File extension M2	World or Warcraft Model Object
File extension MAHJONGTITANSSAVE-MS	Mahjong Titans Saved Game
File extension MANM	Vietcong Game Data File
File extension MAP	Halo Map File
File extension MAPLET	Maplet World File
File extension MASSEFFECTPROFILE	Mass Effect Player Profile
File extension MASSEFFECTSAVE	Mass Effect Saved Game
File extension MATO	Atomic Combat Saved Game
File extension MAX	Action Replay Max Save File
File extension MAZ	Hover! Maze File
File extension MCA	Minecraft "Anvil" Map File
File extension MCGAME	Minecraft Game Backup File
File extension MCLEVEL	Minecraft Map File
File extension MCMETA	Minecraft Animation File
File extension MCR	Minecraft Region File
File extension MCWORLD	Minecraft World Backup File
File extension MD	Sharkport Saved Game File
File extension MD2	Quake 2 Player Model
File extension MD3	Quake 3 3D Model
File extension MDL	Half-Life Model File
File extension MDM	Mario Dash Map File
File extension ME2MOD	Mass Effect 2 Modification File
File extension MEM	Virtual Game Station Memory File
File extension MENU	Quake 3 Engine Menu File
File extension MF	Gameplay Multifile
File extension MGL	Age of Empires 2 Replay File
File extension MGX	Rise of Nations Saved Game
File extension MII	Wii Virtual Avatar File
File extension MINE	Minecraft Map File
File extension MINESWEEPERSAVE-MS	Minesweeper Saved Game
File extension MIS	Saved Game Mission File
File extension MISSION	Vega Strike Mission File
File extension MIX	Command & Conquer Data File
File extension MM6	Might and Magic 6 saved game file
File extension MM7	Might and Magic 7 saved game file
File extension MM8	MusicMaker V8 audio file
File extension MOD	Neverwinter Nights Module
File extension MOMMA	Offspring Fling Replay File
File extension MP2M	Max Payne 2 Mod File
File extension MP2S	Max Payne 2 Saved Game
File extension MPK	Painkiller Overdose game map file
File extension MPS	Max Payne Saved Game
File extension MPZ	Red Eclipse Map File
File extension MS1	VirtualBus Map File
File extension MUL	Ultima Online Multi File
File extension MUS	Electronic Arts Game Music File
File extension N-GAGE	N-Gage Application
File extension N3PMESH	Knight Online 3D Mesh File
File extension N64	Nintendo 64 Emulator ROM File
File extension NAM	G.E.C.K. Mod Data File
File extension NARC	Nintendo DS Archive File
File extension NAV	Id Tech 3 Bot Navigation File
File extension NAZ	Total Overdose Game Data File
File extension NBT	Minecraft Named Binary Tag File
File extension NCF	No Cache File
File extension NCGR	Nintendo DS Title Graphics File
File extension NCLR	Nintendo DS Color Palette File
File extension NDS	Nintendo DS Game ROM
File extension NES	Nintendo (NES) ROM File
File extension NFO	Age of Empires Player File
File extension NFS11SAVE	Need for Speed: Hot Pursuit Save File
File extension NGAGE	N-Gage Game File
File extension NGC	NeoGeo Pocket Color ROM
File extension NGP	NeoGeo Pocket ROM
File extension NKM	Mario Kart DS Track Data File
File extension NLELEM	NoLimits Track Element File
File extension NLPX	NoLimits Package
File extension NLTRACK	NoLimits Roller Coaster Track File
File extension NML	NSMB Editor Exported Level File
File extension NSBCA	Nintendo DS Model Animation File
File extension NSBMD	Nintendo DS Model File
File extension NSBTX	Nintendo DS Model Texture File
File extension NSCR	Nintendo DS Title Screen File
File extension NTRK	Pacific FIghters Online Track File
File extension NV	MAME NVRAM File
File extension ODF	Battlezone Object Definition File
File extension OGZ	Cube 2 Map File
File extension OMOD	Oblivion Mod Archive
File extension OSK	Osu! Skin File
File extension OSR	Osu! Replay File
File extension OSU	Osu! Script
File extension OSZ	Osu! Beatmap File
File extension OVL	Rollercoaster Tycoon 3 Data File
File extension P2M	Gameshark PlayStation 2 Cheats file
File extension P2S	PCSX2 Saved State
File extension P3D	Operation Flashpoint game model file
File extension P3T	PlayStation 3 Theme File
File extension PACKAGE	Electronic Arts Game Package File
File extension PAK	Video Game Package
File extension PAR	FMS Aircraft Parameters File
File extension PAT	Kega Fusion Cheats File
File extension PBN	Portable Bridge Notation File
File extension PBO	Packed Bohemia Object
File extension PBP	PSP Firmware Update File
File extension PCC	Mass Effect Package
File extension PCD	Pokémon Wonder Card File
File extension PCE	TurboGrafx-16 ROM
File extension PCF	Valve Particle System File
File extension PCK	Game package file
File extension PCSAV	Mass Effect 2 Saved Game
File extension PCSXSTATE	PCSX Saved State File
File extension PEG	Peggle Replay File
File extension PEGN	Peggle Nights Replay File
File extension PER	Age of Empires Personality File
File extension PFF	NovaLogic game archive file
File extension PGF	Pokémon Mystery Gift for Black & White File
File extension PGN	Portable Game Notation File
File extension PGT	Pokémon Gift File
File extension PHN	Algodoo Phun Phunlet
File extension PHYA	Aleph One Physics File
File extension PHZ	Algodoo Phun Compressed Phunlet
File extension PIG	Descent Texture File
File extension PJ	Project64 Saved State File
File extension PK3	Quake 3 Engine Game Data File
File extension PK4	Doom 3 Engine Game Data File
File extension PKG	PlayStation Store Downloaded Package
File extension PKM	Pokemon saved game data file
File extension PL1	Adventure Maker Plug-in
File extension PLAYMISSION	MissionPlayer Game File
File extension PLF	Mr. Bean Game Data File
File extension PLN	Flight Simulator Flight Plan
File extension PLR	rFactor Player File
File extension PMO	Pegasus Mail saved message file
File extension PNACH	PCSX2 Patch File
File extension PNS	Pegasus Mail formatted signature file
File extension POD	Terminal Reality Game Data File
File extension POF	Descent Robot Definition File
File extension POG	Descent 2 Texture Modification
File extension PPF	PlayStation Patch Format File
File extension PQHERO	Puzzle Quest Saved Game
File extension PREFS	MMORPG Tycoon Preferences File
File extension PRG	Commodore Program File
File extension PRISON	Prison Architect Saved Game
File extension PRK	Thrillville Park File
File extension PROFILE	Pandemic Studios Game Player Profile
File extension PROPERTIES	Minecraft Properties File
File extension PRX	PSP Plugin File
File extension PS2	PCSX2 Memory Card File
File extension PSDL	Midtown Madness 2 City File
File extension PSS	PlayStation 2 Game Video File
File extension PSSG	EGO Engine Textures File
File extension PSU	EMS PS2 Memory Adapter Save File
File extension PSV	PlayStation 2 Save File
File extension PSX	PlayStation Save File
File extension PSYS	ZEQ2 Lite Particle Effects File
File extension PURBLEPAIRSSAVE-MS	Purble Pairs Saved Game
File extension PURBLESHOPSAVE-MS	Purble Place Shop Saved Game
File extension PVPF	Pet ville Save File
File extension PWF	Counter-Strike PODBot Waypoint File
File extension PZL	Tibo Jigs@w Puzzle File
File extension PZP	Tibo Jigs@w Compressed Puzzle File
File extension QC	QuakeC Source Code File
File extension QDP	MPQDraft Plugin File
File extension QVM	Quake 3 Virtual Machine File
File extension QWD	QuakeWorld Demo File
File extension RADQ	Need for Madness Game Archive
File extension RAS	Remedy Archive System File
File extension RAV	FIFA 2001 data environment file
File extension RAW	Dolphin Wii and Gamecube Emulator Game Save File
File extension RBJ	XRK Compiled Redcode Object File
File extension RBXL	ROBLOX Location File
File extension RBXM	ROBLOX Model
File extension RCF	Prototype game file
File extension RDA	Anno 2070 Data File
File extension REP	StarCraft Replay File
File extension RES	Star Wars KotOR Save Resources File
File extension REZ	Lithtech Game Engine Resource File
File extension RFA	Battlefield 1942 Game Package
File extension RFD	Emperor: Battle for Dune Data File
File extension RFGS_PC	Red Faction: Guerilla Saved Game File
File extension RFM	rFactor Modification File
File extension RGP	RealArcade Game Package
File extension RGSS2A	RPG Maker VX RGSS Encrypted Archive
File extension RIM	BioWare Resource Image File
File extension RKP	Rockchip MP4 Player Game
File extension RL	The 7th Guest Audio Data File
File extension RLE	Golly Simulation Pattern File
File extension RLEGZ	Golly Compressed Simulation Pattern File
File extension ROM	N64 Game ROM File
File extension ROT	Homeworld 2 Graphics File
File extension RP2	RetroPlatform Player Program Archive
File extension RPF	Grand Theft Auto 4 Data File
File extension RPL	Toribash Replay File
File extension RPY	Touhou Project Replay File
File extension RS2	RailSim2 Saved Layout File
File extension RUN	Rune Map File
File extension RVDATA	RPG Maker VX Data File
File extension RVPROJ	RPG Maker VX Project File
File extension RWD	Microsoft Flight Simulator Rewards File
File extension RWS	RenderWare Stream File
File extension RXDATA	RMXP Data File
File extension S10	Brasfoot Saved Game File
File extension S2M	Stronghold 2 Map File
File extension S2MH	StarCraft 2 Map Header File
File extension S2Z	Heroes of Newerth Game Data File
File extension S4M	SWAT 4 Map File
File extension S5X	Heritage of Kings: The Settlers Map File
File extension SA1	Game Boy Emulator Save File
File extension SAD	Black & White Audio File
File extension SAV	Saved Game
File extension SC2	SimCity 2000 City File
File extension SC2ARCHIVE	Blizzard StarCraft 2 Archive File
File extension SC2ASSETS	Blizzard StarCraft 2 Assets File
File extension SC2BANK	StarCraft 2 Bank File
File extension SC2DATA	Blizzard StarCraft 2 Data File
File extension SC2MA	StarCraft 2 Map Data File
File extension SC2MAP	Blizzard StarCraft 2 Map File
File extension SC2MOD	Blizzard StarCraft 2 Modification File
File extension SC2REPLAY	Blizzard StarCraft 2 Replay File
File extension SC2SAVE	Blizzard StarCraft 2 Saved Game
File extension SC2SCENE	StarCraft 2 Cut Scene File
File extension SC4	SimCity 4 Saved File
File extension SC4DESC	SimCity 4 Description File
File extension SC4LOT	SimCity 4 Lot File
File extension SC6	RollerCoaster Tycoon 2 Scenario File
File extension SCB	Command & Conquer World Builder script file
File extension SCEA	Aleph One Map File
File extension SCF	SimTown Sounds File
File extension SCHEMATIC	MCEdit Schematic File
File extension SCM	CLEO Compiled Script
File extension SCN	Age of Mythology Scenario File
File extension SCS	SimCity Societies Saved Game File
File extension SD7	Spring Content Package
File extension SDF	World in Conflict Game Map
File extension SDT	Grand Theft Auto 3 Audio File
File extension SDZ	Spring Content Package
File extension SETTINGS	Minecraft iConomy Plug-in Settings File
File extension SFAR	Mass Effect 3 DLC File
File extension SFB	PlayStation 3 Disc Data File
File extension SFC	Super Nintendo ROM
File extension SFF	M.U.G.E.N. Sprite File
File extension SFO	PSP Game Parameters File
File extension SFS	Kerbal Space Program Save File
File extension SGA	Relic Entertainment Game Archive
File extension SGAA	Aleph One Saved Game
File extension SGB	Dawn of War Map File
File extension SGM	VisualBoyAdvance Saved Game
File extension SGR	SimCity 4 Graphics Rules File
File extension SH2	Stronghold 2 Saved Game
File extension SHADER	Quake 3 Engine Shader File
File extension SHPA	Aleph One Shape File
File extension SID	Steam Game Data Backup File
File extension SIMS2PACK	Downloaded Sims 2 Package File
File extension SIMS3PACK	The Sims 3 Package File
File extension SLST	Game Data File
File extension SM	StepMania Song File
File extension SMC	Super Nintendo Game ROM
File extension SMD	Sega Mega Drive ROM
File extension SMO	Sumotori Dreams Arena File
File extension SMPD	Sc2gears Mouse Print Data File
File extension SMS	Sega Master System ROM
File extension SMZIP	StepMania Package
File extension SNA	NO$GBA Snapshot File
File extension SNDA	Aleph One Sound File
File extension SOLITAIRESAVE-MS	Microsoft Solitaire Saved Game
File extension SOUNDS	Quake 3 Engine Sound Definition File
File extension SOW	Descent ARJ Archive
File extension SP2	Super Ball 2 Level File
File extension SPB	Flight Simulator Mission File
File extension SPC	SNES Soundtrack File
File extension SPIDERSOLITAIRESAVE-MS	Microsoft Spider Solitaire Saved Game
File extension SPK	Deer Hunter Map File
File extension SPO	Spore Saved Game
File extension SPRITE	SuperTux Sprite File
File extension SPS	Quake 3 Engine Speaker Definition File
File extension SQF	ArmA Script File
File extension SQM	Operation Flashpoint Mission File
File extension SRK	Sub Rosa Client File
File extension SRM	Super Nintendo ROM Save File
File extension SRT0	Wii Texture Animation File
File extension SSA	Children of the Nile Campaign File
File extension SSFSAV	Super Smash Flash Saved Game File
File extension SST	Children of the Nile Textures File
File extension SSV	ShadowFlare Saved Game file
File extension STA	MAME Saved State File
File extension STEAMSTART	Valve Steam Start File
File extension STL	SuperTux Level File
File extension STR	BFME2 Strings File
File extension STSG	SuperTux Saved Game
File extension STWM	SuperTux World Map File
File extension SUB	SubTerra Level File
File extension SUD	Sudoku Puzzle File
File extension SV5	BigJig Saved Puzzle
File extension SV6	RollerCoaster Tycoon 2 Saved Game
File extension SVE	Simutrans Saved Game
File extension SVG	Saved Game File
File extension SVT	Torchlight Saved Game File
File extension SWC	Super Nintendo Wild Card ROM File
File extension SWV	Microsoft Sidewinder Game Voice Settings File
File extension SWW	Anno Saved Game
File extension SYB	Syberia Game Data File
File extension SYSTEM	Vega Strike Virtual System File
File extension SZS	GameCube Data File
File extension TAF	ADRIFT Text Adventure File
File extension TAP	Tap Tap Revenge Tap File
File extension TD4	RollerCoaster Tycoon Track File
File extension TD6	RollerCoaster Tycoon Track Design File
File extension TDB	Transcendence Game Data File
File extension TED	Alamo Map File
File extension TEX0	Wii Texture File
File extension TFR	TIE Fighter Pilot File
File extension TIGER	Tomb Raider Game Data Archive
File extension TIM	The Incredible Machine Level
File extension TJA	Taikojiro Song Map File
File extension TJC	Taikojiro Song Map Sequence File
File extension TKR	Tinker Custom Level File
File extension TLK	BioWare Aurora Engine Talk Table File
File extension TOC	World of Warcraft Add-on Table of Contents File
File extension TOR	Star Wars: The Old Republic Asset File
File extension TP4	RollerCoaster Tycoon Track Picture File
File extension TRK	Pacific Fighters Offline Track File
File extension TSC	Cave Story Script
File extension TTARCH	Telltale Games Archive
File extension TTM	Tower Toppler Mission File
File extension TUT	Children of the Nile Tutorial File
File extension TWT	Carmageddon 2 Data File
File extension U	Unreal Tournament Class Package
File extension UC	UnrealScript Class
File extension UCL	Unreal Tournament cache file
File extension UCM	Crazy Machines Model File
File extension UDK	Unreal Engine Map File
File extension UKX	Unreal Animation Package
File extension UMOD	Unreal Tournament Module File
File extension UNITY	Unity Scene File
File extension UNITY3D	Unity Web Player File
File extension UNR	Unreal Level Map
File extension UOP	Ultima Online Patch File
File extension UPDATR	iConomy Update File
File extension UPK	Unreal Engine 3 Package
File extension UQM	The Ur-Quan Masters Game Data File
File extension USX	Unreal Static Meshes
File extension UT2	Unreal Tournament Map
File extension UT2MOD	Unreal Tournament 2003/2004 Module File
File extension UT3	Unreal Tournament 3 Map File
File extension UT4MOD	Unreal Tournament 2004 Module
File extension UT8	Ghost Master Language File
File extension UTC	Bioware Creature File
File extension UTW	Unity Whirld File
File extension UTX	Unreal Texture Package
File extension UVX	Unreal Tournament 2003 Saved Game
File extension UXX	Unreal Tournament Cache
File extension V64	Nintendo 64 ROM Dump
File extension VB	Virtual Boy ROM File
File extension VCM	Vice City Mod Manager File
File extension VDF	Valve Data File
File extension VFS	UFO game archive file
File extension VGI	Vista Game Explorer Editor Game File
File extension VHV	Valve Source Lighting File
File extension VIS	Visibility Image File
File extension VIV	PlayStation Video File
File extension VMF	Valve Map File
File extension VMV	VirtuaNES Recording
File extension VMX	Valve Map Backup File
File extension VOB	Live for Speed Car File
File extension VP	Volition Package File
File extension VPK	Valve Pak
File extension VTF	Valve Texture File
File extension VVVVVV	VVVVVV Game Level File
File extension W3G	Warcraft 3 Replay File
File extension W3M	Warcraft 3 Map File
File extension W3N	Warcraft 3 Expansion Campaign File
File extension W3X	Warcraft 3 Expansion Map FIle
File extension W3Z	Warcraft 3 Saved Game File
File extension WA2	Wonderland Adventures Custom Adventure File
File extension WAD	Doom WAD File
File extension WAGAME	Worms Armageddon Game Recording
File extension WBFS	Wii Backup File System File
File extension WDB	Blizzard World of Warcraft Database File
File extension WDF	Wiimm Disc File
File extension WEAP	Quake 3 Engine Weapon File
File extension WGF	Widelands Game File
File extension WHIRLD	Unity Whirld Package
File extension WL1	Wolfenstein 3D Data File
File extension WL6	Wolfenstein 3D Data File
File extension WLD	Terraria World File
File extension WMF	Widelands Map File
File extension WMO	World of Warcraft World Map Object
File extension WOLFQUEST	WolfQuest Saved Game
File extension WOP	Wonderland Object Preset
File extension WORLD	WorldPainter File
File extension WOTREPLAY	World of Tanks Replay File
File extension WPL	GTA Binary Item Placement File
File extension WPM	Warcraft 3 Path Map File
File extension WPT	Cube 2 Waypoint File
File extension WRPL	Widelands Saved Game File
File extension WRPLWGF	Widelands Initial Saved Game File
File extension WSC	WonderSwan Color Game ROM
File extension WTD	Grand Theft Auto IV Textures File
File extension WTF	World of Warcraft Text File
File extension WX	Flight Simulator Weather File
File extension WZ	MapleStory Game Data File
File extension XAN	Worms Map File
File extension XBE	Xbox Executable File
File extension XBSAV	Mass Effect 2 Xbox Saved Game
File extension XEN	Guitar Hero III Data File
File extension XEX	Xbox 360 Executable File
File extension XMB	Age of Empires Game Data File
File extension XNB	XNA Game Studio Binary Package
File extension XOM	Worms 3D Object File
File extension XP	XPilot Map
File extension XP2	XPilot NG
File extension XP3	KiriKiri Package File
File extension XP4	KiriKiri Package
File extension XPD	PlayStation Store PSP License File
File extension XS	Age of Empires 3 Map AI Generator
File extension XTL	Vietcong Data File
File extension XVMCONF	World of Tanks XVM Configuration File
File extension Y3A	Yu-Gi-Oh! ONLINE 3 Avatar File
File extension Y3D	Yu-Gi-Oh! ONLINE 3 Deck File
File extension YCM	Yugioh Card Maker File
File extension YDC	Yu-Gi-Oh! Card Deck File
File extension YDR	Yu-Gi-Oh! Power of Chaos Replay File
File extension YDT	Yu-Gi-Oh! Power of Chaos Data File
File extension YFS	YSFLIGHT Mission File
File extension Z2F	Zoo Tycoon 2 Object File
File extension Z64	Nintendo 64 Game ROM
File extension Z8	Z-machine Z-code File
File extension ZIP	MAME Game ROM
File extension ZMAP	Zombies Ate My Neighbors Map File
File extension ZOO	Zoo Tycoon Saved Game
File extension ZS0	ZSNES Slot 0 Saved State File
File extension ZS1	ZSNES Slot 1 Saved State File
File extension ZS2	ZSNES Slot 2 Saved State File
File extension ZS3	ZSNES Slot 3 Saved State File
File extension ZS4	ZSNES Slot 4 Saved State File
File extension ZS5	ZSNES Slot 5 Saved State File
File extension ZS6	ZSNES Slot 6 Saved State File
File extension ZS7	ZSNES Slot 7 Saved State File
File extension ZS8	ZSNES Slot 8 Saved State File
File extension ZS9	ZSNES Slot 9 Saved State File
File extension ZSD	Dave Mirra Freestyle BMX Data File
File extension ZST	ZSNES Save File
File extension ZTD	Zoo Tycoon Data Archive
File extension ZTMP	Steam Compressed Game Resource File
File extension ZZZ	Black & White Game Data File