Also available for testing is an updated version of the newly official Ubuntu GNOME remix.
Demand is especially high for developers with kernel know-how, says SUSE's Michael Miller.
If you're still using Ubuntu 11.10, Ubuntu 10.04 Desktop, or Ubuntu 8.04 Server, it's time to upgrade.
The new GNOME Classic desktop combines GNOME 3 technology with numerous popular GNOME 2 features.
Allied Electronics, which distributes the single-board computer in the United States, posted a notice on its website saying that it's exhausted its limited supply and won't take backorders at this time.
Eighty percent of organizations plan to increase their use of Linux servers, but only 20 percent plan to purchase Windows servers over the next five years.
The technology implemented in Windows 8 hardware is an 'obstruction mechanism,' the Spanish group charges.
Users of Canonical's Long Term Support (LTS) releases will remain unaffected.
This new Lubuntu-based distro includes drivers and utilities for older graphics and audio hardware.
This Thursday is the next Ubuntu Bug Day, offering fans a chance to give back and help out.