Ubuntu Linux has served as a base for a bunch of autistic professional forkers, resulting in a utterly useless (but rather cool) pile of 0s and 1s:
* Chuckbuntu, Ubuntu after being roundhouse-kicked.
* Gentoobuntu, just like the normal Ubuntu, but based off Gentoo.
* Rubuntu, comprised entirely of software written in Ruby.
* Cubuntu, featuring long-awaited support for the Cubism plugin for The Gimp.
* OOobuntu, contains OpenOffice.org.
* Bluebuntu which replaces the award-winning brown skin by a yellow one.
* Kaboomto, explodes upon opening the box. Yippee!
* Goobuntu, to secretly take over the world.
* Suebuntu, used to facilitate MPAA's just, but unequal fight for artist freedom.
* Moobuntu, for cows.
* Flubuntu, custom-made distribution for Oscar Wilde.
* Turuntu, has a Canajan spell checker, eh?
* GRUBuntu, boots with GRUB. Doesn't work, tho.
* n00buntu, brings joy with AOL Explorer, gracefully emulated.
* Truebuntu, nothing but the one only absolute truth of operating systems.
* Le*****untu, derived from the recently successful Le*****ian GNU/Linux.
* FUBUntu: keep it real, yo!
* Shoebuntu: it's almost available in your size
* Sewbuntu, a patchy one
* Zoobuntu, comes preinstalled in safari snipers.
* Doombuntu, with an out-of-the-box working installation of a demo version of Doom 5
* Subuntu, finally allows users to harness the power of the su command.
* YOUbuntu, with a stolen copy of SUSE's YaST Online Update tool
* Dumbuntu: if it's good for you, then you won't understand why anyway.
* Gruebuntu: if you don't recompile the kernel regularly, it will eat you.
* Zulubuntu, for those among us with fat lips.
* Edubuntu, to provide sexual education.
* Stubuntu, designed to ease writing of stub articles in Uncyclopedia.
* Jewbuntu, the chosen distro.
* w00tbuntu, assembled by Mr. Bar & Mr. Foo for w00t-w00t cr3w. Don't even ask.
* BeBuntu, exactly like the original Ubuntu, but with no application software.
* Satanbuntu, Just like regular Ubuntu but made by/for 14 year old boys who think they are "goth".
* Flabuntu, Ubuntu for Massive Beings.
* Stewbuntu, nice 'n tasty!
* Malibuntu, 27 milibits of scenic beauty
* DOOM-BUNTU Made by the Irken Army for the purpose of spreading DOOM!
* Kungfubuntu, will kick you ass!