The first Sega Dreamcast emulator running in a browser. Custom SH4 to WebAssembly JIT recompiler at native performance. Core, patches, full technical writeup.
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Updated
Aug 1, 2026 - JavaScript
The first Sega Dreamcast emulator running in a browser. Custom SH4 to WebAssembly JIT recompiler at native performance. Core, patches, full technical writeup.
Nintendo Switch emulator for the web, and everywhere else.
A fork of fame-boy, Game Boy emulator written in F#, supporting GBC and link-cable
Orbitra is a local-first browser emulator for GBA, Game Boy, NES, SNES, and experimental GameCube, powered by WebAssembly cores.
PSP emulator in TypeScript (HLE)
NES emulator in the browser, written from scratch in TypeScript
An Apple IIgs emulator in the browser, written in TypeScript
An Apple II, II Plus, IIe and IIc emulator in the browser, written in TypeScript
PlayStation emulator in the browser, written from scratch in TypeScript
Emulador de PlayStation 1 corriendo en el navegador (core mednafen_psx_hw vía EmulatorJS/WASM)
Zero-install, low-latency SNES emulation in the browser (any device) — bring your own ROM. snes9x / bsnes-mercury / bsnes-jg cores in WASM.
Unified web emulator: Nintendo DS + Game Boy Advance in the browser. Bring your own game files. No ROMs, no Nintendo code.
Full-system hardware emulator for the AR-W53GA in-car GPS/radar unit (Renesas SH7269 SH-2A + RL78/G13), written in Rust. Runs natively or entirely in your browser via WebAssembly. Bring your own flash dump and SD card; no Cellstar code included.
Emulador de Super Nintendo (SNES) corriendo en el navegador (core snes9x vía EmulatorJS/WASM)
A late-1990s Pentium PC emulated from scratch in TypeScript, in the browser: install Windows 95 or 98, DOS and Windows 3.1 from your own disks, with networking through a relay
A browser-based multi-system emulator hub
Sega Master System and Game Gear emulator in the browser, written from scratch in TypeScript
Browser-based DOS game player with js-dos emulation and IndexedDB save states.
A Game Boy and Game Boy Color emulator in the browser, written in TypeScript
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