LBDB

http://www.spinnaker.de/lbdb/

LBDB is a address book database which can connect to many sources using modules (see homepage for more information), for instance mutt. It can be queried from the command line or integrated into an editor.

LBDB module for the sup address book

Put the following file, m_sup, in the directory ~/.lbdb/modules/: https://gist.github.com/4704061

Editor integration

vim: http://www.vim.org/scripts/script.php?script_id=1757