Hubot or hubot

https://botfinder.io/

simple scripts written in CoffeeScript (compile to Java) and runs on Node.js.

https://jnpr-emea-north-se.slack.com/apps/A0F7XDU93-hubot

hu-bot (coffeescript/java) , litta.io and erbot.io ( python )

Training:

https://www.lynda.com/search?q=CoffeeScript

script editor:

https://coffeescript.org/#try

https://jsbin.com/poxofoxixo/edit?html,js,output