GameMaker Studio is a cross-platform game engine developed by YoYo Games. It is primarily used to make 2D games via a drag-and-drop visual programming language or a scripting language known as Game Maker Language.

The most complete tool for modding, decompiling and unpacking Undertale (and other GameMaker games!)

• UpdatedMar 16, 2025
• C#

Source code of the MapServer project. Please submit pull requests to the 'main' branch.

• UpdatedMar 13, 2025
• C

A dictionary for people moving from GM:S to Godot

• UpdatedOct 31, 2021
• HTML

Modular game engine built with MonoGame, with GMS2-like workflow and advanced level editor

• UpdatedDec 8, 2022
• C#

Official deegree repository providing geospatial core libraries, data access and advanced OGC web service implementations

• UpdatedMar 12, 2025
• Java

(Spatial) data harmonisation with hale»studio (formerly HUMBOLDT Alignment Editor)

• UpdatedMar 17, 2025
• Java

Warp is a feature-rich framework for multiplayer games, written in GameMaker and NodeJS (previously GM-Online-Framework)

• UpdatedMar 3, 2025
• TypeScript

Auto Data Science - Python Library.

• UpdatedJan 12, 2021
• HTML

3D city model viewer for Mac

• UpdatedSep 10, 2024
• C++

A functional utility library for GML/GameMaker: Studio - partials, map/reduce and more

• UpdatedOct 9, 2021
• Game Maker Language

Validation of 3D primitives according to the international standard ISO19107

• UpdatedNov 13, 2024
• C++

Stetl, Streaming ETL, is a lightweight geospatial processing and ETL framework written in Python.

• UpdatedJul 6, 2024
• Python

Runtime room loading for GameMaker 2024.11+

• UpdatedMar 1, 2025
• Game Maker Language

🎶 GML bindings to the FMOD Studio low-level API for GM:S and GMS2. Can be used in Windows, macOS, and Linux games.

• UpdatedFeb 23, 2024
• C

Source Code for a Sonic Fan Game Made in Game Maker Studio

• UpdatedJan 5, 2024
• Game Maker Language

An ImGui wrapper for modern GameMaker

• UpdatedJan 26, 2025
• C++

XML schema and Schematron for aviation weather data exchange

• UpdatedAug 5, 2024
• HTML

GML interpreter

• UpdatedApr 24, 2023
• C++

R tools to write, read & validate geographic metadata (OGC/ISO 19110, 19115, 19119, 19136 and 19139)

• UpdatedMar 8, 2025
• R

Django speaking WFS 2.0 to expose geo data

• UpdatedMar 13, 2025
• Python