sup (rubygems):     Sup is a console-based email client for people with a lot of email.      * GMail-like thread-centered archiving, tagging and muting     * Handling mail from multiple mbox and Maildir sources     * Blazing fast full-text search with a rich query language     * Multiple accounts - pick the right one when sending mail     * Ruby-programmable hooks     * Automatically tracking recent contacts 
Keywords: email|lightweight|ruby|tags