OpenTTD - Transport Tycoon Deluxe Clone

No need to download the full game of transport tycoon when you can use Openttd : A clone transport tycoon deluxe, for free! OpenTTD is an excellent clone of Transport Tycoon Deluxe, a great game originally written by Chris Sawyer from Microprose. It attempts to copy the original transport tycoon as closely as possible while offering many more new features.