OpenTTD, the open source implementation of Transport Tycoon Deluxe, has been released in version 15.0.

OpenTTD 15.0 2026-01-01 Posted by 2TallTyler New Year, New You, New OpenTTD! OpenTTD 15 is now out and ready for you to play! New features include: Companies in multiplayer no longer have passwords, invite specific players using buttons in the Online Players list instead Island maps can be surrounded by infinite water instead of void Rivers can end in wetlands if unable to reach sea Bridges can be placed over stations and road stops Roads can now have waypoints Houses can be placed manually Industries and towns have graphs of their cargo history Improvements to menus, including a new main menu and a combined game options and settings window Many more features, changes, and fixes

Full changelog: https://cdn.openttd.org/openttd-releases/15.0/changelog.md Downloads: https://www.openttd.org/downloads/openttd-releases/latest.html Happy new Year :)