Make a game with Gameblox

Gameblox is a game editor that uses a blocks based programming language to allow anyone to make games. It's free and no downloads are required. You can make games online that you can play both on this site and on your mobile device.

Make a Game!

You can play the games you make on your mobile device using these apps.

Get it on Google Play

Featured Games

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Starter Projects

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These are boring games. Edit them to make them more fun!

Help

Gameblox is a blocks-based programming environment for making games online for the web and mobile devices. It's being developed at the MIT STEP Lab and is used in afterschool clubs and by edX courses, including Introduction to Game Design.
We strongly recommend you use the latest version of Google Chrome. While Gameblox may work in other browsers, Chrome is the primary browser that our team tests with. Download Google Chrome
You cannot edit games on tablets (yet), but if you have the Gameblox mobile app, you can play your games on iOS or Android devices.
Get it on Google Play
Sometimes Gameblox doesn't work well when graphics card switching is turned on. Try turning your graphics card switching off. On Mac, you can go to System Preferences > Energy Saver and click the checkbox next to “Automatic Graphics Switching”.