The official CSCZFiles Steam Skin
Nissan Skyline from 2 Fast 2 Furious Movie :)
This skin gives Steam a black background with white lettering etc.
A black / grey coloured combination skin.
A Steam Skin based involving the CPL, A Online Gaming League.
Another interesting Steam Skin :)
Metal Gear Solid Skin for Steam. For more info see readme.
A new skin for Steam called Bleu Style.