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!
Botsociety - Botsociety is a tool to design, preview and export your chatbot.
VECA - Your eCommerce assistant
Botsify - Ever wonder if you could replace your live chat support system with a chatbot?. Its possible now with Botsify Chatbot For Website.
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.