NESd v0.12.1 is released. A NES Emulator written in Dart and Flutter. Supports macOS, Windows, Android and Linux (tested on Steam Deck).

Features
Runs on macOS, Linux, Windows, and Android
Cycle accurate CPU emulation
PPU and APU emulation
SRAM saves
Save states
Customizable controls with multiple bindings per action
Gamepad support
Load ROMs from file or ZIP archive
Customizable touch screen controls
Debug overlay
Debugging tools
Debugger
Execution Log

NESd changelog:
Fixed
Added missing compression libraries to the Windows, Linux, and Android builds (#107, #113)
Fixed fast-forward not working (#108)
Fixed window resizing not working on Windows (thanks to the fix in the gamepads library) (#109)
Fixed ROM images not reloading after quitting a game

Download: NESd v0.12.1 x64
Download: NESd v0.12.1 Android
Source:Here