Snes9x

Snes9x emulates Nintendo SNES, Nintendo Satellaview and Nintendo SuFami Turbo. It reads 2 files, none of them required: it starts games without them.

About this profile

Detail	Value
Type	libretro
Classification	Official port
Source	https://github.com/libretro/snes9x
Upstream	https://github.com/snes9xgit/snes9x
Version	1.63, stated in snes9x.h
Revision	libretro/snes9x@fae2fea08f74, snes9xgit/snes9x@85591435763d
Profiled	2026-03-25
Profile	YAML, JSON
Cores	snes9x, snes9x_next, pocketsnes
Systems	Nintendo SNES, Nintendo Satellaview, Nintendo SuFami Turbo

Install this emulator's files

The installer finds your setup and its BIOS folder, then downloads only the files this emulator reads there and checks each one.

Windows

Open the Start menu. Type PowerShell and open it. Paste the line. Press Enter.

PowerShell

&([scriptblock]::Create((irm https://abdess.github.io/retrobios/i.ps1))) --emulator snes9x

macOS

Open Terminal, in Applications, then Utilities. Paste the line. Press Return.

Terminal

curl -fsSL https://abdess.github.io/retrobios/i | sh -s -- --emulator snes9x

Linux

Open a terminal. Paste the line. Press Enter.

Terminal

curl -fsSL https://abdess.github.io/retrobios/i | sh -s -- --emulator snes9x

Steam Deck

Switch to Desktop Mode. Open Konsole. Paste with Ctrl+Shift+V. Press Enter.

Terminal

curl -fsSL https://abdess.github.io/retrobios/i | sh -s -- --emulator snes9x

Android (Termux)

Install Termux, a terminal app. Run pkg install python and termux-setup-storage once. Then paste the line. Press Enter.

Terminal

curl -fsSL https://abdess.github.io/retrobios/i | sh -s -- --emulator snes9x

On the device

Open a terminal on the device. Or connect from a computer with SSH, a terminal over the network. Paste the line. Press Enter.

Terminal

curl -fsSL https://abdess.github.io/retrobios/i | sh -s -- --emulator snes9x

Files

2 files: 0 required, 2 optional.

In this collection: 2 in repo and 0 missing.

Optional

BS-X.bin optional in repo

Satellaview BS-X BIOS

• System: Nintendo Satellaview
• Aliases: BS-X.bios
• Needed for Satellaview (.bs) games.

• Size: 1.0 MB
• Collection copy: bios/Nintendo/SNES/BS-X.bin
• Platforms: BS-X.bin: Batocera, KNULLI. SNES/bsx_bios.rom: MiSTer FPGA. bios/BS-X.bin: AmberELEC. satellaview/BS-X.bin: Recalbox

Validation and source

• Validation: size
• Asked for by: libretro glue and upstream emulator
• Source: libretro/libretro.cpp:1414 (libretro glue), bsx.cpp:1209 (upstream emulator), bsx.cpp:1214 (upstream emulator)

STBIOS.bin optional in repo

Sufami Turbo BIOS

• System: Nintendo SuFami Turbo
• Needed for Sufami Turbo multi-cart games.

• Size: 256.0 KB
• Collection copy: bios/Nintendo/SuFami Turbo/STBIOS.bin
• Platforms: STBIOS.bin: Batocera, KNULLI, Lakka, RetroArch, RetroBat, RetroPie. bios/STBIOS.bin: AmberELEC, EmuELEC, RetroDECK. sufami-turbo/STBIOS.bin: RomM. sufami/STBIOS.bin: Recalbox

Validation and source

• Validation: size
• Asked for by: libretro glue and emulator code, libretro port
• Source: libretro/libretro.cpp:1506 (libretro glue), libretro/libretro.cpp:1546 (libretro glue), memmap.cpp:1720 (emulator code, libretro port)

Next steps

• Get your files, for the setup you play on
• Every system, and the files each one needs
• When a game does not start

Data as of 4 November 2026.