Flow XO - Connect your cloud apps together into automated workflows.
Gomix - The easiest way to build the app or bot of your dreams
ManyChat - ManyChat lets you create a Facebook Messenger bot for marketing, sales and support.
Octane AI - Octane AI offers tools to create a bot and engage customers and audience via messaging.
Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.
Pullstring - Powering computer conversation across all platforms.