Paw 12.04 Plymouth Theme

This is a modification of Paw-Ubuntu plymouth theme. I only changed colors to match Ubuntu theme.

Elementary Luna Gnome Shell Theme

This is a Gnome Shell theme inspired by Elementary OS.

Dark Fragments GTK Theme

Dark Fragments is a dark GTK 2 theme, it look really nice :)

Awesome Ubuntu 11.04 Natty Narwhal Plymouth Theme

I just found an awesome theme for Ubuntu 11.04 Natty Narwhal Plymouth.
This plymouth theme is inspired by one community wallpaper that comes with Ubuntu 11.04

Ubuntu Natty Wallpaper

Here is one awesome looking Ubuntu 11.04 Natty Narwhal wallpaper by rikulu