Open source clone of the Microprose game "Transport Tycoon Deluxe"

<rendered-html><p>OpenTTD is a transportation economics simulator. In single player mode, players control a transportation business, and use rail, road, sea, and air transport to move goods and people around the simulated world.</p> <p>In multiplayer networked mode, players may:</p> <ul> <li>play competitively as different businesses</li> <li>play cooperatively controlling the same business</li> <li>observe as spectators</li> </ul> </rendered-html>