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Nitrogen Web Framework for Erlang

Nitrogen is an Erlang-based web framework that allows you to develop infinitely scaleable, Ajax-rich web applications using a pure Erlang technology stack.

See the Nitrogen Project website for additional information.

Upgrading from Nitrogen 2 to Nitrogen 3?

If you are using a Nitrogen 2 structured project, run the following two commands from the root of your Nitrogen 2-based project.

WARNING: Make sure you commit to version control before running this - it will change your working directory heavily

WARNING 2: Running scripts directly from the internet is dumb. Review this script's code before you run it. But if you really want to do it this way, here you go.

curl -o

The first line downloads the upgrade script to your local project directory

The second line runs that script

Getting Started

Follow the tutorial at

Building Nitrogen on Linux and OSX

The Getting Started guide covers this.

Building Nitrogen on FreeBSD

Install Erlang from

Make sure you have gmake installed, and use gmake instead of make


$ gmake rel_cowboy

Building Nitrogen on Windows

Instructions for building on windows can be found in rel/overlay/win

Want to contribute?

nitrogen_core is where you would find the vast majority of Nitrogen's codebase, should you wish to contribute or make changes.

Read our contribution guidelines to get started contributing to Nitrogen! (they're not strict, just recommendations)