My Lovely Horse Train Set
Iron Horse is available from the content service in OpenTTD or as a source checkout for compiling locally (requires git and various python dependencies).
A few things to know before setting up a Iron Horse game...
Find out more about Iron Horse. Or try it out in OpenTTD!
Tech Tree List of Trains Code ReferenceIron Horse is updated and improved quite often.
The Iron Horse changelog keeps track of changes, including new features, bug fixes and updates to translations.