Strawimodo is a project mainly written in Vim Script, it's free.
GUI-only - colorful but sane
This is a mirror of http://www.vim.org/scripts/script.php?script_id=2939
That's my first theme loosely based on railscasts.vim. It's GUI-only.
Screenshots:
http://mhinz.spline.de/strawimodo1.png http://mhinz.spline.de/strawimodo2.png