Autolisp-help is a project mainly written in ..., it's free.
Vim style help file of Auto/Visual Lisp functions
This is a mirror of http://www.vim.org/scripts/script.php?script_id=571
This is a Vim style help file of Auto/Visual Lisp functions.
Place it in vimfiles/doc/ and use :helptags {dir} to generate
a new tags file. I also have this mapping in my vimrc file.
map
See Vim help :he helptags :he leader