Here is a list of Themes I wanted to put here and show you most of the themes for cPanel if you ever need it :p

Free Based:

BlueLagoon
Vertex (not updated, kind of LAME)
CPanel 5 (or 6)
Xskin (http://www.thexskins.com)
Iconic


From CPSkins.com:

BlueTrix (I'm using love it!)
RedTrix (I'm using it also)
SimSkins (I'm using those also)


From CPanelThemes.com:

Xcontroller (I'm using, nice )
CoolBreeze & co (I Don't like it much :|)

RVSkin.com:

RVSkins , www.rvskins.com


Ok that mainly the once i know, add to the list what u knwo

also here are couple of Auto Installers:

Fantastico Auto Installer (I'm using it, recomended)
CPSkins Auto Installer (I'm using it, recomended!)

Regards,