Slack - A messaging app for teams who see through the Earth!
Lurchr - Saves all your Slack links, so you can focus on work
Standuply - Run daily standup meetings and track your metrics in Slack
Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
Glide 3 - Lightning fast live video messaging
Slack It - A bookmarklet to share links in Slack with one click