LemonToast Games

The Alchemesh addon streamlines character creation and advanced mesh manipulation via bone and mesh retargeting.
Lightweight User Interface System for GameMaker
Unleash the power of Quake levels in Gamemaker Studio
Doom/Hexen Interactive Map loader for Game Maker Studio 2
The cats are back in town, ready to defend their homeland from invading sea creatures!
Puzzle
A robust multi-format TGA loader for Gamemaker Studio
Pixel Art Pack for sci fi block game