language-support

Last summer, Heroku became a polyglot platform , with official support for Ruby , Node.js , Clojure , Java , Python , and Scala . Building a platform that works equally well for such a wide variety of programming languages was a unique technical design challenge.

siloed products would be a non-scalable design

We knew from the outset that maintaining siloed, language-specific products – a Heroku for Ruby , a Heroku for Node.js , a Heroku for Clojure , and so on – wouldn't be scalable over the long-term.

Instead, we created Cedar : a single,…