TrueAbility is where Linux pros learn, compete, and (im)prove their skills in a real environment.  The Linux Showdown, Mini Linux Challenges, and Self Assessment, are all built on TrueAbility’s unique assessment platform which presents real problems on real servers for each user to solve. Linux pros can even prove their skills to potential employers in our job board by taking the world’s first online technical interview. 

Ubuntu is a free operating system based on Debian, a popular Linux distribution. Its name comes from the Zulu word "ubuntu", loosely translated as "humanity", describing the ubuntu philosophy: "I am who I am because of those around me," a positive aspect of community.

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For over 35 years, the USENIX Association has been the leading community for engineers, system administrators, and scientists working on the cutting edge of the computing world.

XBMC is an award-winning free and open source (GPL) software media player and entertainment hub for digital media. XBMC is available for Linux, OSX, Windows, and the original Xbox. Created in 2003 by a group of-like minded programmers, XBMC is a non-profit project run and developed by volunteers located around the world. More than 50 software developers have contributed to XBMC, and 100-plus translators have worked to expand its reach, making it available in more than 30 languages.