FMODGMS
[RETIRED] GML bindings to the FMOD Studio low-level API for Windows and Linux
Loop Draw
Draw on the canvas while the timeline is playing.
Squidward Engine
Make levels with squidward
Micro Game Maker
The Swiss army knife of 2D game creation!
Game Pencil Engine
One of a kind game engine for a new generation of developers.
G-SPET | Batch Palette Editor for GameMaker
Quickly edit sprite colors across your entire GMS2 project.
GM Lighting Editor
Lighting Editor to create a lighting engine for GMS
The Unfolding Engine : Paint a Game
Make a Openworld Metroidvania Realtime Game
OrthoGen v0.6
work in progress for a tool helping 3D artist make orthographic head images.
GMTransfer
A tool allowing you to import multiple resources from one GameMaker Studio 2 project to another.
GameMaker - Lengthdir Calculator
GameMaker lengthdir_x,y calculator
AseSync
Automatically update sprites in your GameMaker project when the matching Aseprite file is changed on disk!
Pyxel Edit: 3D Viewer
Views fake 3D sprites from pyxel edit
Lizbox
A free toolbox for creating game assets
lazyload
Automatically import and manage sprites in GameMaker Studio 2.
Fixture Editor for GameMaker: Studio
Make concave shapes!
RickyG's UNDERTALE Engine
This is a reupload of the MODDED UNDERTALE ENGINE by novaquantum.
Space Combat Engine
Space Combat Engine for GMS 2
ASCII LION
An experimental glyph engine suite
Behemoth Game Engine
A Game Engine that lets anyone become an Artist! Make Faux3D games without any modelling experience!
Sprite Animation Viewer
Preview animation before using it.
AutoTiler for GMS2
Tile generator for autotiling in Game Maker Studio 2 Projects.
DnD to GML converter
Convert DnD blocks in GMS1 projects to equivalent GML