Salt - Fast, scalable and flexible software for data center automation
TweepsBook - A better bookmarking tool for power Twitter users that you can use to filter, organize and bookmark tweets on your liking.
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.
Carrot.io - Carrot is the platform for team communication that matters. Post important updates, news, decisions and stories that nobody should miss — perfect for remote teams.
Tweetflick - Save, organize & find Tweets to get the most out of Twitter
Siimpl Bookmarking - Start collecting and organizing what interests you