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Tech riderRev. 20 Sept 2026

Nesalizer

Ch 166.4of 26 NES Emulators
  1. 1Runs onLinux, Windows
  2. 2CostsNot stated by the maker
  3. 3Supported platformsLinux/POSIX; Windows (experimental port)
  4. 4Save statesYes
  5. 5RewindYes
4 lines stated Written from the maker's own pages: github.com
Visit site Alternatives
The Nesalizer homepage

Overview

Nesalizer is ranked #16 of 26 in NES emulators on Specifiction. It runs on Linux, Windows.

Compared on NES emulators

Supported platforms
Linux/POSIX; Windows (experimental port)github.com
Save states
Yesgithub.com
Rewind
Yesgithub.com

Facts

Purpose
Nesalizer is a work-in-progress NES emulator with real-time rewind that correctly reverses sound.github.com · 4 Oct 2026
Interface
The project says it still lacks a GUI.github.com · 4 Oct 2026
Memory use
A 30-minute rewind buffer uses around 1.3 GB of memory for most games, and states are not compressed.github.com · 4 Oct 2026
Build dependency
SDL2 is the only stated dependency for final output.github.com · 4 Oct 2026
Platforms
The README says a *nix system is currently required and describes an experimental Windows port by a contributor.github.com · 4 Oct 2026
Controls
Controls are hardcoded and include keyboard mappings for the D-pad, A, B, Start, Select, rewind, save/load state, and reset.github.com · 4 Oct 2026
Compatibility
The emulator supports iNES mapper numbers 0, 1, 2, 3, 4, 5, 7, 9, 10, 11, 13, 28, 71, and 232, which the README says covers the majority of ROMs.github.com · 4 Oct 2026
TV systems
Both PAL and NTSC are supported, and the README recommends NTSC ROMs.github.com · 4 Oct 2026
Performance
The author reports about 6× emulation speed on a single core of an older Core i7 2600K.github.com · 4 Oct 2026
Movie recording
Built-in movie recording support is described as broken due to libav changes.github.com · 4 Oct 2026
License
The repository is licensed under GPLv2.github.com · 4 Oct 2026
Support
The README invites bug reports and contributions and provides the author's email in reversed form.github.com · 4 Oct 2026

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Where it ranks on Specifiction

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Sources