Satyajit Grover

ff2tweet is a free and open source Python tool that permits users to convert FriendFeed posts into tweets and share them on Twitter. It runs as a script executed regularly by a daemon/service.

Avatari is a Mac OS X application that enables users to update avatars effortlessly across various social media networks such as Twitter, FriendFeed, Shizzow, and Mac's AddressBook and iChat with a single click. It supports multiple accounts.