Verge3D - Practical framework for creating 3D Web applications
Roblox - Reimagining the way people come together.
PlayCanvas - PlayCanvas is an open-source game engine built on WebGL and WebVR.
Unity - The multiplatform game creation tools for everyone.
Sketchfab - Sketchfab is an industrial design software tool is useful for ideation and for beginners in the industrial design field.
Project Anarchy - Project Anarchy is a complete end to end game engine and state-of-the-art toolset for mobile.