Opensource Created Custom Viewers For Virtual Worlds like SecondLife.
A simulator for drones, cars and more, built on Unreal Engine
Open-DIS implements the IEEE DIS protocol in multiple languages.
A 3D vehicle physics programming project created by Mikko Oksalahti.
Sorry this project is no longer being supported
SuperWikia: The Runtime/Realtime Environment for Codesmiths
Chiefboz Tower for Skyscraper Simulator