Uninstall nix package manager from Linux

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package_manager
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Introduction

As of Apr'22 nix package manager does not have official uninstaller. This post provides a way to remove nix. It can also be found in man page.

Uninstall NIX

  1. Remove nix related folders and Files

    rm -rf $HOME/{.nix-channels,.nix-defexpr,.nix-profile,.config/nixpkgs}
sudo rm -rf /nix

  2. Remove all references to nix in ~/.profile, ~/.bashrc and ~/.zshrc

  3. Cleanup systemd

    sudo systemctl stop nix-daemon.socket
sudo systemctl stop nix-daemon.service
sudo systemctl disable nix-daemon.socket
sudo systemctl disable nix-daemon.service
sudo systemctl daemon-reload

  4. Delete nixbldX users

    grep nixbld /etc/passwd | awk -F ":" '{print $1}' > /tmp/nixusers
cat /tmp/nixusers | xargs -t -n 1 sudo userdel -r