Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.

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

Message Me - Website to create your contact business card

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

Amazon Lex - Harness the power behind Amazon Alexa for your own conversational apps.

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