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The purely functional package manager

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Nix is a powerful package manager for Linux and other Unix systems that makes package management reliable and reproducible. Please refer to the Nix manual for more details.

Installation and first steps

Visit for installation instructions and beginner tutorials.

Full reference documentation can be found in the Nix manual.

Building And Developing

See our Hacking guide in our manual for instruction on how to set up a development environment and build Nix from source.


Check the contributing guide if you want to get involved with developing Nix.

Additional Resources


Nix is released under the LGPL v2.1.