* [Heroku Buildpack: Python v355](https://github.com/heroku/heroku-buildpack-python) – Official buildpack for deploying Python applications on Heroku.

* [Heroku Buildpack for Go v237](https://github.com/heroku/heroku-buildpack-go) – Heroku's buildpack that detects Go projects, installs the right Go toolchain, and compiles configured main packages for deployment.

* [Heroku Buildpack for Node.js v373](https://github.com/heroku/heroku-buildpack-nodejs) – Buildpack that detects, installs, and configures Node.js, npm, and project dependencies for deploying Node.js applications.