Xmind - Xmind is a brainstorming and mind mapping application.
Unity - The multiplatform game creation tools for everyone.
MindManager - With MindManager, flexible mind maps promote freeform thinking and quick organization of ideas, so creativity and productivity can live in harmony.
Godot Engine - Feature-packed 2D and 3D open source game engine.
MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.