Unity - The multiplatform game creation tools for everyone.
Verge3D - Practical framework for creating 3D Web applications
Godot Engine - Feature-packed 2D and 3D open source game engine.
Sketchfab - Sketchfab is an industrial design software tool is useful for ideation and for beginners in the industrial design field.
GDevelop - GDevelop is an open-source game making software designed to be used by everyone.
PlayCanvas - PlayCanvas is an open-source game engine built on WebGL and WebVR.