I came across this Io (http://www.iolanguage.com http://www.iolanguage.com) Heroku buildpack a few days ago: https://github.com/freeformz/heroku-buildpack-io h

I came across this Io (http://www.iolanguage.com http://www.iolanguage.com) Heroku buildpack a few days ago: https://github.com/freeformz/heroku-buildpack-io https://github.com/freeformz/heroku-buildpack-io Disclaimer: I haven't tested it (I'm not a Heroku user... yet!).