ManyChat - ManyChat lets you create a Facebook Messenger bot for marketing, sales and support.
Flow XO - Connect your cloud apps together into automated workflows.
Landbot - An intuitive no-code conversational apps builder that combines the benefits of conversational interface with rich UI elements.
Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.
ChatBot - Easy to use chatbot platform for business
Recast.AI - Recast.AI is the leading platform to build, connect and monitor bots.