A Facebook bot built based upon this repo: jw84 / messenger-bot-tutorial The bot was deployed using NodeJS on Heroku. The sole functionality at this point is an echoing back of user input. The bot is not publicly deployed.
Here is a link to a picture of the bot's output: https://cloud.githubusercontent.com/assets/17308840/15770111/f846444c-2915-11e6-833f-7082d238e2ab.png