IPocket Draw - CAD, DAO, dessin, drawing, vectorial, vectoriel, iphone, DXF, autocad
Unity - The multiplatform game creation tools for everyone.
SketchUp - 3D for Everyone
Godot Engine - Feature-packed 2D and 3D open source game engine.
Autodesk AutoCAD - Autodesk AutoCAD is a commercial computer-aided design (CAD) and drafting software application.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.