OpenTTD - An open-source clone of the classic game ...
Open Rails - Open Rails is an open source simulator that is designed to run Microsoft Train Simulator content.
Stardew Valley - Stardew Valley is a 2D Awesome, Action, Role-playing, Crafting, Top-down, Building, Sandbox and Single-player video game create by ConcernedApe and published by Chucklefish.
Trainz Simulator - Trainz Simulator is a commercial train simulator from Australia.
RollerCoaster Tycoon Classic - Create and run amazing parks on your iPhone or Android.
BVE trainsim - BVE trainsim is a train simulator based on the point of view of the train operator.