Gitscout - A beautiful Github Issues experience for macOS
Slack News Feed - Get the top posts from every Slack chat you're in.
Codetree - You can manage your entire development process through GitHub.
Slinky - Your slack links — organized!
Fire bot - Let your whole team create GitHub issues via email 🔥✉️️
Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.