Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.
ManyChat - ManyChat lets you create a Facebook Messenger bot for marketing, sales and support.
Landbot - An intuitive no-code conversational apps builder that combines the benefits of conversational interface with rich UI elements.
Bitrix24 - Bitrix24 is a free (for small businesses) social enterprise platform. It is a united work space which handles the many aspects of daily operations and tasks. Create your own social intranet in minutes!
ChatBot - Easy to use chatbot platform for business
Botsify - Ever wonder if you could replace your live chat support system with a chatbot?. Its possible now with Botsify Chatbot For Website.