TweetDeck is a social media dashboard application for management of Twitter accounts.

Instantbird is a cross-platform instant messaging client based on Mozillas XULRunner and the open source library libpurple used in Pidgin.

Janetter is a Twitter client application.

Tweetbot is asoftware for the social networking site Twitter meant for use on Apple Inc.'s iPhone, iPod Touch, iPad and Mac platforms.

Twitterrific is a Mac OS X and iOS client for the social networking site Twitter.

YoruFukurou is a native Twitter client for Mac OS X.