The most complete tool for modding, decompiling and unpacking Undertale (and other GameMaker games!)
☆1,767Feb 27, 2026Updated this week
Alternatives and similar repositories for UndertaleModTool
Users that are interested in UndertaleModTool are comparing it to the libraries listed below
Sorting:
- GameMaker data.win unpacker/packer☆90Aug 2, 2023Updated 2 years ago
- A work-in-progress modding tool geared toward UNDERTALE/DELTARUNE☆48Jan 10, 2024Updated 2 years ago
- The definitive internal modding tool for GameMaker games☆113Feb 2, 2026Updated last month
- A decompiler for GameMaker 8.x executables☆186Feb 12, 2024Updated 2 years ago
- GML VM analysis, compiler, and decompiler library.☆46Dec 29, 2025Updated 2 months ago
- An UNDERTALE fangame engine.☆160Jan 31, 2026Updated last month
- UNDERTALE Xbox v1.13X Decompilation☆105Sep 4, 2025Updated 5 months ago
- Some junk test stuff trying to decompile GM bytecode☆48Sep 17, 2021Updated 4 years ago
- A custom implementation of the GameMaker runtime☆29Oct 8, 2020Updated 5 years ago
- A rewrite of the GameMaker Classic engine runners with additional tooling☆381Feb 6, 2026Updated 3 weeks ago
- UTMT project export script☆36Oct 8, 2022Updated 3 years ago
- ☆148Apr 19, 2025Updated 10 months ago
- Godot reverse engineering tools☆2,961Jan 31, 2026Updated last month
- The most complete tool for modding, decompiling and unpacking Undertale (and other Game Maker: Studio games!)☆24May 20, 2025Updated 9 months ago
- The Undertale Corruptor.☆61Oct 6, 2021Updated 4 years ago
- GameMaker: Studio data.win unpacker (mainly for Undertale) - NOTE: THIS IS A MIRROR OF THE GITLAB REPO.☆52Feb 14, 2021Updated 5 years ago
- Rhenaud The Lukark's Unitale fork☆158Dec 16, 2025Updated 2 months ago
- Deltarune fangame engine for Love2D☆228Updated this week
- GameMaker 8.1 Decompiler☆50Aug 7, 2013Updated 12 years ago
- Game Maker data.win extraction tool☆59Aug 20, 2024Updated last year
- A high-end code editor for GameMaker: Studio, GameMaker Studio 2.x, and more!☆358Feb 20, 2026Updated last week
- This is a Fork of the UnderAnalyzer Branch of UnderTaleModTool, that aims to bring the absolute Best Decompiling Experience for GameMaker…☆30Updated this week
- GUI Application to work with engine assets, asset bundles, and serialized files☆6,968Updated this week
- Anaconda - Clickteam Fusion 2.5 decompiler by fnmwolf, ClickNinYT, 1987Kostya, Blue Nova, and Mathias Kærlev☆114Feb 6, 2025Updated last year
- A rhythm game made with HaxeFlixel☆3,506Updated this week
- ☆24Sep 25, 2025Updated 5 months ago
- GameMaker HTML5 runtime☆309Updated this week
- c# uabe for newer versions of unity☆2,042Jun 13, 2025Updated 8 months ago
- Asset Bundle Extractor. No longer supported. Consider using https://github.com/nesrak1/UABEA☆4,116Dec 31, 2023Updated 2 years ago
- Efficient, internationalized, multi-effects text renderer for GameMaker☆396Feb 22, 2026Updated last week
- GML interpreter☆54Apr 24, 2023Updated 2 years ago
- GmkSplitter is a tool which can convert Game Maker .gmk and .gm81 files into a source control-friendly directory, which contains the reso…☆66Jul 27, 2022Updated 3 years ago
- Updated version of the Clickteam Fusion Army Knife Decompiler☆152Nov 6, 2024Updated last year
- ☆68Jan 11, 2026Updated last month
- An unpacker for Godot Engine package files (.pck)☆214Mar 16, 2024Updated last year
- Garry's Mod addon that uses libsm64 to put Mario in the game☆119Jun 8, 2023Updated 2 years ago
- The World's First Universal Mod Loader for Unity Games compatible with both Il2Cpp and Mono☆3,726Updated this week
- Friday Night Funkin' on the original PlayStation☆213Dec 17, 2021Updated 4 years ago
- Tries its best to convert your GMS2 projects into GMS1 projects☆10Oct 23, 2023Updated 2 years ago