A feature packed and fully commented Super Mario engine for GameMaker: Studio 1.4.

💡 Simple GameMaker lighting

Nintendo Switch-styled launcher.

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

A GameMaker demo project of shader-based postprocessing effect that emulates CRT-like retro screen.... or not, I guess.

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…

An easy to use camera object for Gamemaker studio, with options to change game and GUI resolution independently, and upscale pixelart

2D/3D level editor for GameMaker: Studio 1.4

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

Undertale src code