Railroad Tycoon - Railroad Tycoon is a very first installment in the series of Railroad Tycoon that was released in 1990 developed by MPS Labs and published by MicroProse.
OpenTTD - An open-source clone of the classic game ...
Transport Tycoon Deluxe - Transport Tycoon Deluxe is a Business Simulation developed by Chris Sawyer and published by MicroProse.
Simutrans - Simutrans is an open-source transport simulator.
TheoTown - A City simulation game with great nostalgic graphics.
Train Valley - Drive forward the industrial revolution in a train tycoon game!