Unknown-Horizons based on Fifengine is no longer in development. We are porting it to Godot Engine.

Please dont report any new bugs.

Only bugfixes will get acepted for maybe an last release.

New git repo for the Godot port is: https://github.com/unknown-horizons/godot-port


Build Status Coverage Status Translation status #unknown-horizons on Freenode

Unknown Horizons is a 2D real time strategy simulation with an emphasis on economy and city building. Expand your small settlement to a strong and wealthy colony, collect taxes and supply your inhabitants with valuable goods. Increase your power with a well balanced economy and with strategic trade and diplomacy.

Find more information about Unknown Horizons on our website.


For installation instructions check the “Downloads” section on our website.

Building from source

To get the latest version of the game, you have to build it from source:

If you want to start hacking on Unknown Horizons, check out this guide and contact us to help you get started. A development workflow with containers is also available. We have easy tasks for starters here.


Technology Component
Python 3 Used for everything
SQLite Maps
YAML Object files storing component based information, easily scriptable
fifengine The C++ game engine, provides Python bindings
fifechan GUI library
pyenet The multiplayer library. Can be ignored if you don’t want to play multiplayer


Type Where?
Discord https://discord.gg/VX6m2ZX
Bug Tracker https://github.com/unknown-horizons/unknown-horizons/issues
IRC Channel irc://irc.freenode.net/unknown-horizons
Web IRC Link https://webchat.freenode.net/?channels=unknown-horizons

More support info here.


This game is free software. It uses the GNU General Public License, version 2. The licenses used for music, artwork, sounds, etc. can be found here.