Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
HelpSite - HelpSite is a simple service to help your setup the perfect support centre or help site.
Faqbot - Build your chatbot for FAQ, sales and lead generation automation.
DriftBot - A chatbot for your knowledge base
Custom Bots by Intercom - Create your own custom bot, no code required
Codetree - You can manage your entire development process through GitHub.