Gives you the ability to send an SMS (text message) to a cell phone by providing the phone number and carrier.
SMS Fu => http://brendanlim.com/2008/2/28/send-text-messages-from-rails-with-sms-fu
SVN: http://sms-fu.googlecode.com/svn/trunk/sms_fu
Git: http://github.com/brendanlim/sms-fu/