Rocketlane - A collaborative customer onboarding platform
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.
EverAfter - Easily build personalized workspaces with each account using drag-and-drop widgets for task management, KPIs, timelines, shared assets, and support tickets!
Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
UserGuiding - Create in-app experiences with the most straightforward product adoption platform — quick implementation, lasting user engagement.
HelpScout - Help Scout is a simple, straightforward way to provide excellent support