A high-end code editor for GameMaker: Studio, GameMaker Studio 2.x, and more!

Open source rebuild and Android port of Nuclear Throne

An okay color management for GameMaker implementing OKLab/OKLCH colors. Generate, convert, gamut map and mix colors properly with visually better results. Also supports RGB, HSV, HSL, Lab, LCH, and other models.

The Framework For Game-Work

A robust, pixel-perfect collision engine for GameMaker Studio 2.3.

Automatically updates sprites in GameMaker Studio 2.3+ projects to match changes to Aseprite files on disk

Library of constructors operating primary GameMaker functionalities.

foreach() loop implementation for GameMaker 2.3 for arrays, ds_lists, ds_maps, ds_stacks, ds_queues, ds_priorities and structs

for GameMaker 2.3+

GameMaker shader preprocessor for code reuse! Import and inline directives, generating shader variants.

Base class for the GameMaker Exceptions providing better output and handy code interface. Also imroves YYC support of Exceptions.

A template for GameMaker C++ DLLs

Good Game, Peace Out Rollback Network SDK... for GameMaker!

The most complete list class for GameMaker Studio 2.3+. GC-friendly, [  ] accessor, 50+ functions (add, remove, insert, contains, find, sort, shuffle, reverse, etc.) and reference as array.

Make a deep copy of GameMaker sequence asset / struct for editing it in-runtime

An easy to use Finite State Machine library for Game Maker Studio 2.3.

for GameMaker 2.3+

A scope non-breaking foreach loop for arrays, lists, maps, structs, grids, strings and number ranges

A comprehensive minimalistic unit testing library for GameMaker Studio 2.3

Deep clone GameMaker class instances / constructed structs, anonymous structs and arrays nested in any order!