Bold - Ultra-fast anonymous publishing platform.
Usetiful - Fight user churn with great user onboarding. Interactive product tours and smart tips significantly improve your user retention.
Kbee - Create a wiki in 5 minutes Kbee turns your Google Drive folders into a fast, searchable wiki for you and your team.
User Onboarding - Onboarding teardowns of popular sites/services
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
UserGuiding - User onboarding made easy, for less. Create product walkthroughs in a couple of clicks, without breaking the bank.