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Nix O'matic

Reproducible environments. Made easy.

Spin up any environment in seconds​

Use nix develop to get started:

nix \
    --extra-experimental-features 'nix-command flakes' \
    develop 'https://nixomatic.com/?packages=cowsay' \
      --accept-flake-config \
      --command -- cowsay 'Hello, world!'
 _______________
< Hello, world! >
 ---------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

No Nix? No worries!​

docker run -v nix-store:/nix --rm nixos/nix nix \
    --extra-experimental-features 'nix-command flakes' \
    --option build-users-group "" \
    develop 'https://nixomatic.com/?packages=cowsay' \
      --accept-flake-config \
      --command -- cowsay 'Hello, world!'
 _______________
< Hello, world! >
 ---------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

See all usage examples →