Gwibber - Gwibber is an open source microblogging client for GNOME developed with Python and GTK.
SocialPilot - SocialPilot is an app designed to help businesses and professionals with social media marketing.
Socialite - History Ever since we acquired Socialite from Realmac Software in December 2010, we have been planning on releasing a faster, more stable version 2.
Fomo - Fomo turns your site into the online equivalent of a busy store
Earthquake - Terminal-based Twitter Client with Streaming API support. Only supports Ruby 1.9 and later.
Buzzstream - Build Relationships. Build Buzz. Web-based software that helps the world’s best marketers promote their products, services and content.