Conrad Wise - Chat with the biggest brain on the planet!
Gomix - The easiest way to build the app or bot of your dreams
botwick - Build your own SMS-based text bot
Glitch - Glitch is the friendly community where everyone builds the web. Simple, powerful interface for creating web apps.
Sensay for Slack - Get advice from a helpful human, now available in Slack.
YveBot - Smart rule-based bot. For Browser & Node.