evenico's Stars
mshumer/gpt-investor
OpenXcom/OpenXcom
Open-source clone of the original X-Com 👽
OoliteProject/oolite
The main Oolite repository.
OpenApoc/OpenApoc
Opensource rebuild of the XCOM Apocalypse Engine that requires the original files to run.
MaxWilson/ShiningSword
D&D 5E combat game inspired by XCOM: UFO Defense and Bard's Tale
CanadianBeaver/AwesomeGuns
an awesome modification of the OpenXcom game
zocker-160/xcom-protocol
Python library implementing Studer-Innotec Xcom protocol used by Xcom-232i and Xcom-LAN
EdwinMartens/StarTrek
Startrek game, based on the original series