Current state of the port
Over 40+ libretro cores available
Gamepad support via SDL2
Hybrid filesystem including cloud syncing courtesy of BrowserFS. This filesystem stores userdata in one of two backends (browser application storage or Dropbox); assets are loaded synchronously from an online repository and cached by the browser for future usage
Known frontend issues
Player 1 gamepads can sometimes control both player 1 and 2 at the same time in games that support 2 players.
Guide button mapping is currently not available. We’re not sure if this is a limitation of the SDL2 input driver.
Recent History doesn’t work yet.
GLSL shaders don’t work (yet?).
Known core issues
BlueMSX (MSX) currently doesn’t work.
Craft core (Minecraft) currently hangs.
Desmume core (Nintendo DS) currently doesn’t work.
EasyRPG core (RPG Maker game engine) currently doesn’t work.
FFmpeg core (Movie/music player) currently doesn’t work.
Mupen64plus core (Nintendo 64) currently doesn’t work.
PicoDrive core (Sega Genesis/32X) currently doesn’t work.
QuickNES core (Nintendo NES) has slightly distorted graphics.
Tyrquake core (Quake 1 engine) currently hangs at startup loading screen.
