Wink
Button maker
The Century Project
Earth view
SMIL
UI expert Jef Raskin talks skins with osOpinion. "We must choose which is better: the ability to customize an ideal desktop for a platform, or the use of a less-than-ideal desktop in order to achieve consistency."
I would vote for keeping consistency, but providing ability to customize. He thinks customization can hinder user’s productivity. May be true, but IMO, each person knows what works for them the best - though majority of the people don’t think about it like that.