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Fan Projects


An open-source reimplementation of X-Com, licensed under the GPL and written in C++ / SDL. Requires original game. Cross-platform.

openxcom-v1.0-win.exe (7.2 MB)
UFO: Alien Invasion

A fan project heavily-inspired by X-Com based on the Quake 2 engine. Cross-platform.

ufoai-2.4.exe (~969 MB)

A complete remake of the original X-Com, in a "Rogue-like" style. Cross-platform.

alpha demo 0.17 (9.89 MB)
Project Xenocide

A fan project to recreate the spirit and feel of X-Com while taking advantage of modern computers. Windows only. Project suspended.

Xenocide. (28.1 MB)