Unity3D
Unity3D is a flexible, powerful, technically complex, but simple to use, 2D & 3D video game design engine. It has physics, collision, sprite and 3D object handling built in, and can be scripted using C#, Javascript ("UnityScript"), or Boo. Most importantly, the engine is platform independent, multi-platform, and has multiplayer networking capabilities built in.
Platforms in which Unity3D creations can run on include:
PC
Windows
Mac OSX
Linux
32 and 64-bits
Mobile
Android
Apple iOS
Standalone Android-Based VR headsets
HTC Vive Focus
Occulus Quest
Video game platforms
9th Video Game Generation
Xbox One Series X
Playstation 5
Nintendo Switch
8th Video Game Generation
Xbox One
Playstation 4
Nintendo Wii U
Many other misc and video game platforms
The sub-pages underneath the "Unity3D" tab are Eaglesoft Ltd's projects written with Unity3D.
Items marked with * are video games created professionally (mostly for Mega Cat Studios, Igloosoft)