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List of filetypes used.{| borderclass="0wikitable" cellpadding="1" cellspacing="1" class="article-table article-table|+Archives|-selected"! scope="col"|Systesm<abbr title="File extension">File ext</abbr>! scope="col"|Filetype(s)File type
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[http:|-|.bin/.dat/emulation.lst|NAOMI ROM|[[Dreamcast emulators|Dreamcast]]|NAOMI format supported by relevant Dreamcast emulators. MAME-deprecated and mostly irrelevant|-general|.wikia.com/wiki/Gamecube GameCubeipa|Apple iPhone App Data|[[IOS emulators|iOS]]
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[http://emulation|-general|.wikiads1 to .com/wiki/PlayStation_2 PlayStation 2ds9|DeSmuME Save State|[[Nintendo DS emulators|NDS]]
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[http://emulation|-general|.wikia.com/wiki/PlayStation_Portable ps2|[[PCSX2]] Memory Card|[[PlayStation Portable2 emulators|PS2]]
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[http://emulation|Shading language that extends HLSL.|-general.wikia|.com/wiki/Atari_2600 Atari 2600]slangp|Slang preset
no edit summary
! scope="col"|Notes
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|.rar|Compressed Archive|Use WinRAR or 7-Zip to open and extract.|-|.7z/.7zip|Compressed Archive|Use WinRAR or 7-Zip to open and extract.|-|.zip|Compressed Archive|Use WinRAR or 7-Zip to open and extract.|-|.tar.gz<br/>.gz|Compressed Archive|Use WinRAR or 7-Zip to open and extract.|-|.tar|Archive|Use WinRAR or 7-Zip to open and extract.|-|.001/.part1/.r01|Split Archive|Use WinRAR or 7-Zip to open and extract.|-|.gzip|Compressed Archive|Use 7-Zip to open and extract. Can be loaded by [[NintendoPCSX2]]directly.|-|.tar.bz2<br/>.bz2|Compressed Archive|Use WinRAR or 7-Zip to open and extract. Could previously have been loaded by PCSX2 (Old CDVD plugin) until PCSX2 became plugin-free.|} {| class="wikitable"|+Disc/Disk Images|-! scope="col"|<abbr title="File Extention">File ext</abbr> ! scope="col"|Name! scope="col"|System! scope="col"|Notes|-|.iso/.img|Disk Image|Multiple
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|-|.nesccd|CloneCD Control File|Multiple|Usually comes with .img files.|-|.bin|Binary File|Multiple|Usually accompanied with, and used by, a [[Cue sheet (.cue)|cue sheet]].|-|[[Cue sheet (.cue)|.cue]]|Cue Sheet|Multiple|Metadata file for .bin/.iso/.img tracks.|-|.chd|Compressed Hard Disk|Multiple|Originally made for [[MAME]], now used by multiple emulators|-|.mdf|Media Descriptor File|Multiple|Disc image made from Alcohol 120%|-|.mds|Media Descriptor Sheet|Multiple|Similar to .cue or .ccd, but for .mdf files.|-|.ecm|Error Code Modeler|[[PlayStation emulators|PlayStation]]|Compressed PS1 disc image, use Unecm to decompress it.|-|.cso|Compressed ISO|PS2/PSP/GC/Wii|Compressed disc image, see [[Save Disk Space for ISOs|here]] to convert to and from .iso|-|.gcz|Compressed Dolphin ISO|GC/Wii|Compressed Wii/GC disc image, see [[Save Disk Space for ISOs|here]] to convert to and from .iso|-|.rvz|Modern Dolphin Format|GC/Wii|A new compressed format developed by the Dolphin team able to efficiently compress junk/padding data, allowing both small file sizes and archival quality.|-|.cdi/.gdi|CD Image|[[Sega Dreamcast emulators|Dreamcast]]|Typically used with Dreamcast, CDI is a compressed GDI|-|.sbi|CD Image||Sub-channel data. Generally used in the case of PS1 for Digital Rights Management|-|.sub|CloneCD Subchannel File|PS1/others?|Sub-channel data for CloneCD, may come with .img/.ccd. Don't confuse with MicroDVD subtitle files with the same extension.|-|.nrg|Nero Image File|PS1/PS2/others?||-|.isz|ISO Zipped|PS2/others?||-|.fds|Famicom Disk System|[[Nintendo Entertainment System emulators|NES]]||-|.ndd|Nintendo 64DD|[[Nintendo 64 emulators|N64]]||-|.adf|Amiga Disk File |[[Amiga line|Amiga]]||-|.adz/adf.gz|ADZ|[[Amiga line|Amiga]]|Name derived from Amiga Disk File and the compression format gzip|-|.dms|Disk Masher System|[[Amiga line|Amiga]]||-|.ipf|Interchangeable Preservation Format|[[Amiga line|Amiga]]|A file format designed to replace the 'Amiga Disk File' format due to many files in the .adf format "cracked" variants of software. Has better support for copy protected disks.|}
{| class="wikitable"|+Tape Files|-! scope="col"|<abbr title="File extension">File ext</abbr>! scope="col"|Name! scope="col"|System! scope="col"|Notes|-|.fdswav|Waveform Audio File Format| styleTape Based Systems|Raw data in audio format<ref group="textN>When listened to, the file will play white noise. If this noise is perfectly recorded on to a tape, that tape should theoretically be able to be used on a system. In practice, however, this is more difficult to do, as any interference can potentially ruin the tape and some copy protection systems may render the re-recording unusable</ref>|-align: center;"|.tap|Tape File|Tape Based Systems|Raw tape data usable by appropriate emulators
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|.tzx|ZX Spectrum Tape File|Compatible Tape Based Systems ([[Super NintendoZX Spectrum emulators|ZXS]], [[Amstrad CPC emulators|CPC]], [[Commodore 64 emulators|C64]], etc.)|Prefered file type for all emulators, perfect representation|-|.cdc|CPC Digital Tape|[[Amstrad CPC emulators|Amstrad CPC]]|Identical to the .tzx file but useable only by [[Amstrad CPC emulators]]|-|.cas|PC-6000 and PC-6601 Cassette|[[NEC PC-6000 series]]
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| style} {| class="textwikitable"<references group=N />|+ROM Images|-align: center;! scope="col"|<abbr title="File extension">File ext</abbr>! scope="col"|Name! scope="col"|System! scope="col"|Notes|-|.nes/.nez/.unf/.unif|NES ROM|[[Nintendo Entertainment System emulators|NES]]|.unf and .unif correspond to the now deprecated Universal NES Image Format.
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|.smc|Super Magicom|[[Super Nintendo emulators|SNES]]|Headered ROMs dumped from a Super Magicom copier.|-|.sfc|Super Famicom ROM|[[Super Nintendo emulators|SNES]]|Headerless SNES ROM|-|.md|Multi Game Doctor|[[Sega Genesis emulators|Genesis]]|ROMs dumped from a Multi Game Doctor|-|.smd|Super Magic Drive|[[Sega Genesis emulators|Genesis]]|Headered ROMs dumped from a Super Magic Drive|-|.gen|Genesis ROM|[[Sega Genesis emulators|Genesis]]|Headerless Genesis ROM|-|.gg|Game Gear ROM|[[Master Systememulators|Game Gear]]
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|.z64|Zip Diskette N64 ROM|[[GenesisNintendo 64 emulators|Nintendo 64]]|Headered N64 ROMS dumped with a Mr. Backup Z64|-|.v64|Doctor V64|[[Nintendo 64 emulators|Nintendo 64]]|Headered N64 ROMS dumped with a Doctor V64|-|.n64|N64 ROM|[[Nintendo 64 emulators|Nintendo 64]]
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|.gb|Game Boy ROM|[[Sega SaturnGame Boy/Game Boy Color emulators|Game Boy]]
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|.gbc|Game Boy Color ROM|[[Game GearBoy/Game Boy Color emulators|Game Boy Color]]
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|.gba/.srl|Game Boy Advance ROM|[[Virtual Game Boy Advance emulators|Game BoyAdvance]]||-|.gcm|GameCube Master Image|[[GameCube emulators|GameCube]]|GC disc dumped the way it's read|-|.gcz|Compressed GameCube Disc Image|[[GameCube emulators|GameCube]]|Can be either a compressed .gcm or .iso|-|.xiso|Xbox ISO|[[Xbox emulators|Xbox]]
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|.nds/.srl|Nintendo DS ROM|[[Nintendo 64DS emulators|Nintendo DS]]
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|.dsi/.nds/.app/.srl|DSiWare ROM|DSiWare|Different from regular DS ROMs.|-|.ids|iQue DS ROM|[[Game BoyNintendo DS emulators|iQue/Nintendo DS]]|The same thing as regular Nintendo DS ROMs, but for the Chinese iQue DS.|-|.wbfs|Wii Backup File System|[[Wii emulators|Wii]]|Use WBFS Manager to convert to and from .iso|-|rowspan="2"|.wad|Wii Application Data|[[Wii emulators|Wii]]|Used for Wii channels|-|Where's All the Data?|Doom Engine games|Used for games derived from the [https://doomwiki.org/wiki/Doom_engine Doom engine] and [https://doomwiki.org/wiki/WAD#Uses_outside_the_Doom_engine a few 90's games].|-|.cia|CTR Importable Archive|[[Nintendo 3DS emulators|3DS]]
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|.3ds|Nintendo 3DS ROM|[[Game Boy ColorNintendo 3DS emulators|3DS]]
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|.nsp
|Nintendo Switch ROM
|[[Nintendo Switch emulators|Nintendo Switch]]
|Dump of SD and NAND games, Updates
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|.xci
|Nintendo Switch ROM
|[[Nintendo Switch emulators|Nintendo Switch]]
|Dump of a game cartridge
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|.ngp/.ngc
|NGP/C ROM
|[[Neo Geo Pocket emulators|Neo Geo Pocket/Color]]
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|-|.pce|PC Engine ROM|[http://emulation[PC Engine (TurboGrafx-general.wikia.com/wiki/Game_Boy_Advance Game Boy Advance16) emulators|PC Engine]]
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|.vpk
|PlayStation Vita ROM
|[[PlayStation Vita emulators|PlayStation Vita]]
|Compressed files forming a PlayStation Vita ROM
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|.vb
|Virtual Boy ROM
|[[Virtual Boy emulators|Virtual Boy]]
|Also used for Visual Basic source files
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|.ws/.wsc
|WonderSwan (Color) ROM
|[[WonderSwan emulators|WonderSwan/Color]]
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|.apk|Android App Data|[[http://emulation-general.wikia.com/wiki/Nintendo_DS Nintendo DSAndroid emulators|Android]]
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|.obb|Android App Data Resources|[[http://emulation-general.wikia.com/wiki/Wii WiiAndroid emulators|Android]]
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| style} {| class="textwikitable"|+Saves|-align: center;! scope="col"|<abbr title="File extension">File ext</abbr>! scope="col"|Name! scope="col"|System! scope="col"|Notes
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|.dsv
|DeSmuME Save
|[[Nintendo DS emulators|NDS]]
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|.sav
|Save file
|Multiple
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|.p2s
|PCSX2 Save State
|[[PS2]]
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|-|.mcr|Memory Card Reader|[[http://emulationPlayStation emulators|PS1]]|PS1 emulator memory card|-|.mpk|Memory Pack|[[Nintendo 64 emulators|Nintendo 64]]|N64 saves|-general|.wikiaeep|EEPROM|[[Nintendo 64 emulators|Nintendo 64]]|N64 saves|-|.comst0/wiki.sta/Neo_Geo Neo-Geo]|Savestate|Multiple
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|.srm
|Save RAM
|[[Super Nintendo emulators|SNES]]/[[Sega Genesis emulators|Genesis]]
|Save RAM dump, used with emulators and flashcards
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{| class="wikitable"
|+[[Shaders and Filters]]
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! scope="col"|<abbr title="File extension">File ext</abbr>
! scope="col"|Name
! scope="col"|System
! scope="col"|Notes
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|[https://en.wikipedia.org/wiki/Cg_%28programming_language%29 .cg]
|C for Graphics
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|Nvidia's shader format based on C's syntax.|-|[httphttps://emulation-generalen.wikiawikipedia.comorg/wiki/Neo_Geo_Pocket Neo-Geo PocketGLSL .glsl]|OpenGL Shading Language / GLslang
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| style="textOpenGL only shader format based on C's syntax.|-align|[https: center;"//en.wikipedia.org/wiki/HLSL .hlsl]|High-level shader language|Windows, [[Xbox emulators|Xbox]], [[Xbox 360 emulators|360]]|Microsoft's proprietary DirectX only shader language, based on C's syntax.
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|[https://github.com/shader-slang/slang .slang]
|Slang
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| styleLists Slang files and provides parameters for them.|} {| class="wikitable"|+Other|-! scope="col"|<abbr title="File extension">File ext</abbr>! scope="col"|Name! scope="col"|System! scope="col"|Notes|-|.elf|Executable and Linkable Format|[[PlayStation 2 emulators|PS2]]/[[PlayStation 3 emulators|PS3]]/[[GameCube emulators|GC]]/[[Wii emulators|Wii]]|Typically a homebrew/small application file|-|.pbp|Perl Builder File|[[PlayStation Portable emulators|PlayStation Portable]]|Game and homebrew eboot file, also used for PS1 ISO storage (eboot.pbp)|-|.dol|Dolphin File|[[GameCube emulators|GameCube]]/[[Wii emulators|Wii]]|Executable|-|.xbe/.xex|Xbox Executable|Xbox/X360|Xbox Executable. Usually comes with a folder with game data. X360 ones can be loaded by Xenia.|-|.cfg/.ini|Configuration File|Multiple|Use a texteditor such as notepad/[http://notepad-plus-plus.org/download/ Notepad++] to edit|-|.dll|Dynamic Link Library|Multiple|Typically used for plugins/emulation cores in emulators|-|.so|Shared Library|Multiple|Typically used for plugins/emulation cores in emulators|-|.xml|Extensible Markup Language|[[MAME]]/[[MESS]]|Contains various information about emulated systems and ROMs.|-|.hsi|XML-like|[[MESS]]|Contains various information about ROMs.|-|.lay|Layout|[[MAME]]/[[MESS]]|XML-like file used to describe the visual layout of artwork overlays and placement of emulation input/output.|-|.nv|Non Volatile RAM|[[MAME]]/[[MESS]]|Created by default to store [https://en.wikipedia.org/wiki/Non-volatile_random-access_memory nvram] of emulated systems or software in the NVRAM folder.|-align|.m3u|Playlist file|Multiple|Used to play multiple discs back to back, [http: center;"//emulation.gametechwiki.com/index.php/Auto-load_next_disc automates disc swapping].|-|.rp9|RP9|[[Amiga line|Amiga]]/[[Commodore 64]]|Packaging format for Commodore 64 and Amiga file formats. Designed by [https://www.retroplatform.com/ Cloanto]. used by C64 Forever and Amiga Forever software.
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=See also=
*[[Save disk space for ISOs]]
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{{NEL}}
[[Category:FAQs]]
