Unity - The multiplatform game creation tools for everyone.
AutoCAD LT - AutoCAD LT is a drafting tool to create 2D drawings.
Godot Engine - Feature-packed 2D and 3D open source game engine.
BricsCAD - A powerful CAD platform, with features familiar to you from native .dwg applications.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
ActCAD - ActCAD is one Software for many applications covering the primary domains of – Architecture, Engineering, Construction (AEC) including Structural, Electrical, and Mechanical.