Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.

Zendesk - Zendesk is a beautiful, lightweight help-desk solution.

Clippy - Yes, Clippy from Microsoft Office is back — on macOS!

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

Faqbot - Build your chatbot for FAQ, sales and lead generation automation.

Crisp Chat - Multi-channel customer support software