Timeline - Timeline is a cross-platform application for displaying and navigating events on a timeline.
Listr - Listr lets you explore some of the best lists on Twitter, curated across your favorite categories.
MyTweetAlerts.com - Like Google Alerts for Twitter
Refined Twitter - A browser extension that improves the Twitter experience
SOCIALHOSE.IO - Discover an enterprise social listening platform that enables brands & agencies to monitor the web & listen to their audience, built to scale. Start for free!
Vicariously.io - Create Twitter lists based on the follows of other users