PICO-8 - Lua-based fantasy console for making and playing tiny, computer games and programs.
Godot Engine - Feature-packed 2D and 3D open source game engine.
Form 2 - The most advanced desktop 3d printer ever created
Unreal Engine - Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.
Photon - The fastest way to build beautiful Electron apps using simple HTML and CSS.
BYOND - BYOND is the premier community for making and playing online multiplayer games.