FCEUX11 is a modern, Windows optimized fork of the FCEUX NES/Famicom emulator.
Features
- Excellent compatibility with NES, Famicom, and a wide range of expansion chips (Mappers).
- Clean, native Windows 11 experience with smooth UI and multi-language support (Simplified Chinese, Traditional Chinese, and English).
- Built-in CPU/PPU debugger, hex editor, memory search & watch, code/data logger, and more.
- Frame-by-frame input recording and editing, ideal for Tool-Assisted Speedruns (TAS).
- Extend functionality with Lua scripts — create custom HUDs, automation, and more.
- Record and replay gameplay with AVI video export support.
- Game Genie codes and raw cheat support.
- Load external palette files to customize game colors.
- Quick save/load with automatic save state history.



