Transport Fever - Transport Fever is an Adventure-based, Management, Strategy, Economy, Sandbox, City-Building and Single-player video game developed by Urban Games and published by Gambitious Digital Entertainment.
OpenTTD - An open-source clone of the classic game ...
Simutrans - Simutrans is an open-source transport simulator.
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.
RollerCoaster Tycoon Classic - Create and run amazing parks on your iPhone or Android.
Mashinky - A great railroad tycoon game in active development.