Twhirl – A social software desktop client app, based on the Adobe AIR platform, for Twitter, Friendfeed, identi.ca, or seesmic.

appTracks: Desktop
appTags: adobe air, friendfeed, identi.ca, seesmic

Tweetburner – Track the links you share on Twitter and FriendFeed.

appTracks: Web
appTags: friendfeed, link, tracking, url shortening