Nes2x

On the record

Audio

Audio is not yet supported.github.com · read 11 Oct 2026

Build instructions

The Building the Project section is marked TODO.github.com · read 11 Oct 2026

Cartridge use

The project is designed to run NES cartridges legally transferred to a PC.github.com · read 4 Oct 2026

CPU instructions

It supports all official and unofficial instructions.github.com · read 4 Oct 2026

Current limitations

The project does not yet support graphics, input, or audio.github.com · read 4 Oct 2026

Documentation status

Usage, save state format, save file format, controller mapping, and build instructions are marked TODO.github.com · read 4 Oct 2026

Graphics

Graphics are not yet supported.github.com · read 11 Oct 2026

Implementation

The emulator is written in C++.github.com · read 4 Oct 2026

Input

Input is not yet supported.github.com · read 11 Oct 2026

Instruction support

It supports all official and unofficial instructions.github.com · read 11 Oct 2026

Intended use

It is designed to run NES cartridges legally transferred to a PC.github.com · read 11 Oct 2026

Language

The emulator is written in C++.github.com · read 11 Oct 2026

License

The software is provided under the MIT License, which permits use, copying, modification, distribution, sublicensing, and sale subject to its conditions.github.com · read 4 Oct 2026

Purpose

Nes2x is a Nintendo Entertainment System / Famicom emulator.github.com · read 11 Oct 2026

Save states

The Save State Format section is marked TODO.github.com · read 11 Oct 2026

Test status

It passes nestest without PPU checks.github.com · read 11 Oct 2026

Usage documentation

The Usage section is marked TODO.github.com · read 11 Oct 2026

Warranty

The MIT License provides the software “as is” and disclaims warranties.github.com · read 4 Oct 2026

Alternatives to Nes2x

Every alternative, ranked