Announcement
AC_20
Fixed: Chat size menu option and text margin padding AC_20 from Admiral Weeda: Retro booster Rate of consumption = -0.0005 (from -0.00075) Uses slightly more fuel per second than light boosters and less fuel per second…
Steam
Microsoft Allegiance
Also known as Microsoft Allegiance, ma, microsoft allegiance
Allegiance is a team-based multiplayer space combat sim that seamlessly combines first-person space combat with a top-down-view perspective, real time strategy, and real time tactics. Team commanders build bases, research technology, and coordinate players to execute a wide range of strategies.
Last update
4 Jun 2026
Original sources
1
Latest update
Latest updates
Update history
Browse past updates and patch notes for this game.
- March 2026
- AC_20Fix from Student: Chat title update in menu and text margins AC_20 From Admiral Weeda: Retro booster Rate of consumption = -0.0005 (from -0.00075) Uses slightly more fuel per second than light boosters and less fuel per…
- AC_20 + small patch from StudentFixed: Chat size menu option and text margin padding AC_20 from Admiral Weeda: Retro booster Rate of consumption = -0.0005 (from -0.00075) Uses slightly more fuel per second than light boosters and less fuel per second…
- March 2025
- 25th Anniversary Map Update!Here comes Spinoza with a major map update just in time for the Allegiance 25th Anniversary game!
- Allegiance 25th Anniversary Game!Allegiance is a quarter century old and remains unquestionably the best game available today. Congratulations to everyone involved past and present that contribute to keeping Allegiance alive, epic and fun! The communit…
- February 2025
- 25th Anniversary Update!Do you remember when you were young? Nope, me either. Cuz I am old. Allegiance turns 25! And Weed and Paps have a new core and maps! ------------- Changes -------------------------------------------------------------- R…
- September 2024
- AC_16 has been released!A new core: AC_16 from Weed and the Gang! Retro Booster more burn time (0.00075 burn rate, was 0.001) Heavy Scouts (turret removed) TF: 800 ammo (from 600), Fuel = 7 (from 6) CM = 6 (from 5) Rix: Fuel = 7 (from 6), CM =…
- July 2024
- AC_15 ReleasedWeedman brings us AC_15! (Sorry for the delay, I was OOO on vacation!) Aleph Res = double side 2500m cost 1000 Aleph Res 2 = single side 2500m cost 1000 Omicron: Economy was too strong. Yield was reduced. Cost of develo…
- June 2024
- Commander Carnage Tournament
- May 2024
- Weedman brings us AC_14!Tactical: Economics change: Supremacy has reduced cost for all the parts (2500 generally) to outfit Tactical will now somewhat mirror this at 3500 instead of 5000 per part Expansion will remain 5000 since they have less…
- March 2024
- Allegiance's 24th Anniversary Games! -Sunday March 24th at 3pm EDT!Anniversary games are always the biggest games of the year with lots of vets returning. All players are welcome. Come on down! Thanks to all developers and players who have kept this game alive. You're all legends!
- February 2024
- AC 13 Released!A new core version from Weedman! ac_13 Tac: EW Sniper Damage class = 05 (meaning it does less damage to med hull / utl hull / hvy class and extra hvy class hull and lt/med shield) Draconium: Disable Gunships Warden Ship…
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