Quick and simple List manager for Twitter

Listerine is a quick-and-simple list manager for Twitter. Once you’ve logged in using OAuth, you can drag and drop your friends and followers on a list to add them to that list.

Listiti claims itself to be a fusion of Google Alerts and Twitter Lists. You can use Listiti to get notified...
ConversationList is a Twitter list of the people that you talk to (and about) on Twitter. The list is automatically...