An open source re-implementation of RollerCoaster Tycoon 2
Opensource Created Custom Viewers For Virtual Worlds like SecondLife.
Graphical SRCP locking table client
3D OpenGL dungeon game using Ada: a tribute to Narbacular Drop
Real-time collision detection and multi-physics simulation for VR
A simulator for drones, cars and more, built on Unreal Engine
Dungeon free resources (terrain & roguelike generation)
Open-DIS implements the IEEE DIS protocol in multiple languages.
Sims 3 (and other) game package library
This is a hacking style game set in the early '80s
evolution for vegastrike SpaceSim/Combat/Trade game
multiplayer stockmarket game for OpenVMS
Rubik's Cube 3x3x3 Algorithms Simulator
Advanced Wasteland mission using ACE for Arma II
2D Gravity simulator, including a simulation of the solar system
Free open source game created in Unity 3d for Windows 64 bits
A visual editing environment for Sims3 JAZZ resources.
realistic truck simulator with 3D graphics done from zero
realistic truck & car simulator, with OpenGL graphics
A simulator which hasn't been finished.