Torque3D
MIT Licensed Open Source version of Torque3D from GarageGames
Torque3D is an open-source, cross-platform 3D game engine originally developed by GarageGames that has been actively maintained and enhanced by the community. As a mature and full-featured engine, Torque3D provides developers with a comprehensive editor suite that supports terrain sculpting, environment creation, and complex scene design, alongside powerful tools for materials, particle effects, and visual scripting.