Emulator Files

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BIOS files for RetroArch cores and mednafen standalone. mirror

BIOS files for MESS


Famicom (NES)

Super Famicom (SNES)

  • Satellaview BIOS
    Required for some Satellaview releases. For bsnes and snes9x-sx. This is a modified BIOS with the replay limitation removed and an English translation for the town hub.
  • SuperDisc BIOS (todo)
    Required for Sony's SNES-CD emulation. For no$sns 1.6.
  • DSP1b
    Required only in recent higan/bsnes versions past 0.73.
  • SNES Coprocessor ROMs
    Required only in recent bsnes libretro versions past 0.92.

Nintendo 64


  • GameCube BIOS
    Optional. Dolphin uses it to load the better original system fonts, but even without it it has (uglier) replacement fonts.
  • DSP-LLE for Dolphin
    Optional. Needed for more accurate low-level emulation of DSP audio. Required in Dolphin for connectivity with GBA units. A HLE solution removing this requirement exists, but is still incomplete.
  • Swiss-GC .dol
    Optional. Needed for 'native' widescreen.
  • Wii Network Certs

Game Boy Color

    Optional. Bootstrap ROM. A variant exists for the monochrome GB.

Game Boy Advance

    Optional. Required for a few games, homebrew, and connectivity with the GameCube.
  • E-Reader ROM (todo)
    Required for e-Reader emulation.

Nintendo DS

  • NDS BIOS and Firmware
    Optional. Needed for NO$GBA.
  • DSi BIOS
    For DSi emulation. Required (NO$GBA).
  • DSi NAND
    For DSi emulation. Optional (NO$GBA). Improves compatibility. No easy way to dump from real hardware.

Nintendo 3DS



  • PS1 BIOS
    Required for some emulators like mednafen. Copyright-free replacements (called HLE BIOSes) also exist for other emulators. (MD5 Hashes)
  • PS1<->PSP Save Converter
    Converts PS1 (.mcr) to PSP's PS1 (.vmp) save format and vice versa.

PlayStation 2

PS2 BIOS mirror
Required for PS2 emulation. (MD5 Hashes)


Original PSP Fonts
Optional. PSP emulators have replacement fonts, but they're uglier.

PlayStation 3


Sega CD


  • Saturn BIOS
    Required for mednafen. Optional for SSF (at the cost of compatibility).




  • MSX BIOS list
    Optional for many cartridge games (covered by the unofficial C-bios file). Required for all other games.


Other Systems

PC Engine/TG-16 (NEC)

  • System Card Pack
    Required for CD-based games (just syscard3.pce is enough in most cases).

X68000 (Sharp)

  • X68000 BIOS
    cgrom (font file) and iplrom are required. The others aren't.