Links
Data
Locomotives to traffic screensaver - very good as base for creating VlakoSim models
Similar projects
SimuTrans - freeware game similar to Transport Tycoon
BVE - freeware Japanese train simulator, where you drive a train
Rail3D - 3D railway simulation game (trains are very similar to VlakoSim)
Other
TTDPatch - Transport Tycoon Patch, new buildings, vehicles, ships etc.
SDL - library Simple DirectMedia Layer