Sexy-railscasts is a project mainly written in Vim Script, it's free.
initial version
This is a mirror of http://www.vim.org/scripts/script.php?script_id=3737
A GUI Only port of the RailsCasts TextMate theme to Vim. Some parts of this theme were borrowed from the well-documented Lucius theme [2]. Initial file was written by Josh O'Rourke then improved by Oguz Bilgic
https://github.com/oguzbilgic/sexy-railscasts-theme