React Native Desktop - Build OS X desktop apps using React Native
Dialogflow - Conversational UX Platform. (ex API.ai)
Gomix - The easiest way to build the app or bot of your dreams
Octane AI - Octane AI offers tools to create a bot and engage customers and audience via messaging.
React for Designers - Course for building a React site using components
Botkit - Botkit is an open source developer tool for building chat bots, apps and custom integrations for major messaging platforms.