FreeCAD - An open-source parametric 3D modeler
Castle Crashers - Castle Crashers is an Action, Beat ‘em up, Role-playing, Single and Multiplayer video game created and published by The Behemoth.
SketchUp - 3D for Everyone
Overcooked - Overcooked is a Cooking Single and Multiplayer Simulation developed by Ghost Town Games and published by Team 17.
LibreCAD - An open source 2D CAD application for Windows, Apple and Linux.
Duck Game - Duck Game is a 2D Action, Side-scroll, Single and Multiplayer Shooter video game created by London Podbielski.