Hubot - Hubot is a standardized way to share scripts between everyone's robots.
Hive - Seamless project management and collaboration for your team.
opsdroid - An open source chat bot framework written in python.
Sup! Standup Bot - The complete stand-up and follow-up bot
Dialogflow - Conversational UX Platform. (ex API.ai)
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.