Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Stonly Knowledge Base - Interactive knowledge bases and help-centers
HelpDocs - Educate your users with a super simple knowledge base that’s built for teams just like yours.
Document360 - Self-service knowledge base software focused on SaaS Products & Enterprise Software Projects.
Support Hero - Educate your customers through self-help support
Papyrs - The easiest way to create a company intranet/team wiki