0 A.D. is a free open source real time strategy game with a historical setting (sort of like "Age of Empires"). The developers are on the Fediverse:
@play0ad
The alpha version is available for Windows, Mac and Linux from the official site:
https://play0ad.com/
If you want to help development or donate to the project, you can find out how on their website.
#0AD #ZeroAD #Gaming #RTS #RealTimeStrategy #AgeOfEmpires #FLOSS #FOSS #Libre