Web Applications
1. Twitt(url)y – A service for tracking popular URls that are being shared across the Twitter network. Useful for identifying hot trends and topics within social networks.
   1. Twitturly: Tracking Popular URLs On Twitter [The Startup Review]
   2. Twitturly Cracks The TwitterMeme Nut
   3. CrunchBase – twitt(url)y company profile
2. FollowBack – Gives you a color-coded view of people who are following you, and if you should follow them back.
3. Group Tweet – Anyone who wants to broadcast and share private tweets to a specific group of people can do so for free with Group Tweet. Think of it as Yammer but within Twitter.
   1. Privacy Disaster At Twitter: Direct Messages Exposed (Update: GroupTweet Is Likely Culprit)
   2. GroupTweet to blame for Twitter security ‘compromise’
   3. GroupTweet Enhances Twitter
   4. CrunchBase – GroupTweet Company Profile
   5. see next here…

Popularity: 6% [?]

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