Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
GitHub Reader - A quick way to browse GitHub issues and pull requests.
HelpSite - HelpSite is a simple service to help your setup the perfect support centre or help site.
Shrink for Github - A macOS app for your Github issues
DriftBot - A chatbot for your knowledge base
Codetree - You can manage your entire development process through GitHub.