XFree86
System software
>
XFree86 is an implementation of the X Window System. It was originally written for Unix-like operating systems on IBM PC compatibles and was available for many other operating systems and platforms. It is free and open source software under the... Wikipedia
License: XFree86 License 1.1
Developer(s): The XFree86 Project, Inc
Final release: 4.8.0 / December 15, 2008; 15 years ago
Initial release: 1991; 33 years ago (as X386)