It is the year 2084. You control a secret organization charged with defending Earth from a brutal alien enemy. Build up your bases, prepare your soldiers, and lead them to victory in turn-based tactical combat.
Our monthly development report. We're still making progress!
We're asking for some donations for the server which hosts our website and lots of development tools we use to make the game.
What we got done in April. Steady progress towards 2.5.
An overview of our development progress in March. Lots of little fixes.
In February, getting closer to a 2.5 release, most work was done in fixing bugs and improving existing features.
Christy and Gary Bonn have released the first volume in their series of novels which follow the men and women of PHALANX as they battle to protect earth...
We're gearing up now for 2.5's release. It's not imminent, but we're starting to talk about where to draw the line on features, which is always a sign...
We have a new tracker for bugs, feature requests and patches.
In December mattn finally solved the terrible multi-threading issue which was causing so much instability in 2.5-dev. It was a month full of bug fixes...
Gary Bonn has written a dozen short chapters inspired by the game.
IndieDB's competition enters its final round with the Top 100 games.
November was a big month for the game's development. All the major pieces in the campaign rebalancing for 2.5 were completed and a load of new features...
IndieDB has opened voting for the Game of the Year. Vote for UFO: Alien Invasion today.
Pelya released a new version of the Android port of UFO: Alien Invasion.
Random notes from our developers, however, will be tweeted. So follow us @ufoai for updates as we work on finishing version 2.5.
Vote for us to be named Sourceforge's Project of the Month for December.
Linux Game News chose UFO: Alien Invasion as the best open-source game in their turn-based strategy category.
The UFO:AI development team is proud to announce that new aliens arrived on the battlefield!
The UFO:AI development team is proud to announce that we made the first steps towards a new improved air combat system.
The UFO:AI development team is proud to announce that we have finally merged the new soldier models into 2.5-dev version.
The UFO:AI development team is proud to announce the launch of the UFO:AI Facebook page. Its the first step of our new marketing measures - please like...
The UFO: Alien Invasion development team is proud to announce the release of UFO:Alien Invasion version 2.4.
Join mattn and geever, the lead programmers for "UFO: Alien Invasion", as they share their experience about working on this free open-source game, overcoming...
UFO:Alien Invasion (2.4-dev) Android port available in market
The UFO:AI Developement Team has released a Video that demonstrate some of the new sound and particle effects which will be featured in Version 2.4
UFO: Alien Invasion has released 2.3.1. This release is a bug fix for the stable 2.3 release and maintains compatibility for all saved games under 2.3...
The UFO:AI development team is proud to announce the release of UFO: Alien Invasion Version 2.3. Two years in the making, this version features loads...
A new version of UFO:AI was released today. This version includes a lot of stunning new features.