Game Maker's Toolkit

This is the Itch.io page for Game Maker's Toolkit - an award-winning YouTube channel about game design and development.

The channel also hosts the GMTK Game Jam: an annual game making marathon and itch.io's biggest jam.

Plus: creator Mark Brown also makes games like Platformer Toolkit and Mind Over Magnet - you can find them here.

GMTK Game Jam

GMTK Game Jam 2026 starts soon. Register your interest to get notified of the theme when the jam begins.

Want to see previous jams? You can visit the archived jam pages for every GMTK Game Jam, below:

Companion to the GMTK video "Can I fix Zelda's UI using Unity?"

Educational

Play in browser

$9.99

An attractive puzzle platformer!

Puzzle

From Game Maker's Toolkit

Educational

Play in browser