OpenXcom is a new engine for the old game UFO: Enemy Unknown (X-Com: UFO Defense in the USA), a popular strategy videogame made by Mythos/Microprose in which you take control of the X-Com organization to fight off the alien menace invading Earth.
A C++11 unit testing framework based on Perl's Test::More module.
An 8-bit clean, POSIX-compliant line editor.