Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.
Smooch.io for Facebook Messenger - Message your customers from Slack, Front, a bot or anywhere!
Landbot - An intuitive no-code conversational apps builder that combines the benefits of conversational interface with rich UI elements.
Pullstring - Powering computer conversation across all platforms.
ChatBot - Easy to use chatbot platform for business
Conversity - Easiest way to manage Facebook Messenger chats