Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
Unity - The multiplatform game creation tools for everyone.
Salt - Fast, scalable and flexible software for data center automation
Godot Engine - Feature-packed 2D and 3D open source game engine.
Chef - Automation for all of your technology. Overcome the complexity and rapidly ship your infrastructure and apps anywhere with automation.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.