Slack News Feed - Get the top posts from every Slack chat you're in.
TweepsBook - A better bookmarking tool for power Twitter users that you can use to filter, organize and bookmark tweets on your liking.
Lurchr - Saves all your Slack links, so you can focus on work
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.
Slack It - A bookmarklet to share links in Slack with one click
Tweetflick - Save, organize & find Tweets to get the most out of Twitter