openBVE - openBVE is an open source train simulator
Open Rails - Open Rails is an open source simulator that is designed to run Microsoft Train Simulator content.
Microsoft Train Simulator - Microsoft Train Simulator was a commercial train simulator for Microsoft Windows.
BVE trainsim - BVE trainsim is a train simulator based on the point of view of the train operator.
The Count of Monster Disco - The Count of Monster Disco is a Single-player Simulation developed by Skyhook Games and published by Dovetail Games.
Dovetail Games Train Simulator - Dovetail Games Train Simulator is a commercial train simulator.