The most complete tool for modding, decompiling and unpacking Undertale (and other GameMaker games!)
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Updated
Oct 28, 2025 - C#
The most complete tool for modding, decompiling and unpacking Undertale (and other GameMaker games!)
A shoot-em-up made in 48 hours for the 20th gm(48) game jam.
Also known as DBGHELP.DLL; Scheduler resolution fix for GM:Studio and GM8.1 (not to be confused with Debugger Helper)
GitHub-ReadMe-Bagdes displaying "Made With game Maker" with the Game Maker Icon, based on shields.io badges, in markdown
A proof of concept mod loader for Gamer Maker Studio games that uses UndertaleModLib to patch mods independently so multiple mods can be used at once.
Syntax highlighting for GML (Game Maker Language) files in Notepad++
A collection of useful GML scripts for Game Maker Studio.
Run Chromium in GameMaker: Studio games!
A collection of free GameMaker assets/projects - Moved to: https://codeberg.org/pikku-a/gamemaker-assets
The program helps to correct inaccuracies in the conversion of projects from Game Maker 7/8 to Game Maker Studio 1 and GameMaker (Studio 2)
Make your game easily moddable from C++ DLLs
Low-level description of the format in which GameMaker Studio serializes ds_map objects.
Misc stuff related to game dev assets handling
Relative Neighborhood Graphs & Cellular Automata Generation Sandbox
Chrome Browser in GML compatible with Windows exporter only
Ludum Dare 42 Entry
A better timeline system for GameMaker Studio 1.x
A live wallpaper based on the indie game, Undertale.
Top down shooter developed in Game Maker Studio v1.4X over the course of about half a year.
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