BRbretthopper·Aug 21, 2011
Good ones I've come across (with useful comments):
https://github.com/sjl/dotfiles/blob/master/vim/.vimrc
https://github.com/cloudhead/dotfiles/blob/master/.vimrc
https://github.com/rtomayko/dotfiles/blob/rtomayko/.vimrc
https://github.com/nvie/vimrc/blob/master/vimrc
https://github.com/vgod/vimrc/blob/master/vimrc
https://github.com/spf13/spf13-vim/blob/master/.vimrc
In What is in your .vimrc