Trainz Simulator - Trainz Simulator is a commercial train simulator from Australia.
openBVE - openBVE is an open source train simulator
Microsoft Train Simulator - Microsoft Train Simulator was a commercial train simulator for Microsoft Windows.
Tiny Rails - Tiny Rails is an Adventure-based Single-player Simulation by Tiny Titan Studios.
Trainz: A New Era - Trainz: A New Era is a Co-op, Single and Multiplayer Simulation developed by N3V Games and published by Deep Silver.
Open Rails - Open Rails is an open source simulator that is designed to run Microsoft Train Simulator content.