Conversity - Easiest way to manage Facebook Messenger chats
Chatfuel - Chatfuel is the best bot platform for creating an AI chatbot on Facebook.
Slack with your Users - Speak to your app's users entirely within Slack
ChatterOn for Messenger - Build Facebook chat-bots in under 5 minutes
Talkus - Chat with your website users from Slack
VECA - Your eCommerce assistant