A tilemap editor centered around pattern-based auto tiling

Dynamic scripting on Win/Mac/Linux.

A tool to make simple fake 3D sprites

An unofficial Android client for itch.io

3D Game Engine for Blender

A Blender add-on for building tile based low-poly scenes with paint/map editor like tools

GUI for uploading projects to itch.io

Syntax highlighting and formatting tools for GM:S/GMS2 documentation

The HTML5 2D+3D game maker. Open source and collaborative.

A tiny grid-based game framework

GML snippet syntax highlighter for the GameMaker-centric subreddit.

Adds syntax highlighting for code posted on GameMaker forum.

A high-end code editor for all things GameMaker

Views fake 3D sprites from pyxel edit

Get information about the player's screen(s)!

Procedural pixel-art tile creator

What if you didn't have merge conflicts in your collaborative GameMaker Studio 2 projects

Auto-organize audio files in compiled GMS games into directories