nh

all

Modern helper utility tool for the Nix/NixOS ecosystem. Some subcommands such as `os`, `home`, `clean`, `search` have their own usage documentation.

Subcommands (4)

Clean Nix profiles and delete unused and unreachable Nix store paths. Generations can be listed using `nix-env --list-generations` or `nh os info`.

Manage and configure per-user environment using Nix. Reimplementation of `home-manager`.

Reconfigure or debug a NixOS machine.

Search for packages in Nixpkgs.

-H, --hostnameboolean

Build and switch to a nix-darwin flake configuration

Example: nh darwin switch {{path/to/flake}} {{[-H|--hostname]}} {{host}}

-a, --askboolean

Collect all garbage and gcroots from the Nix store

Example: nh clean all {{[-a|--ask]}}

Build and switch to a specified NixOS flake configuration

nh os switch path/to/flake

Build and switch to a specified Home Manager flake configuration

nh home switch path/to/flake

Build and switch to a nix-darwin flake configuration

nh darwin switch path/to/flake [-H|--hostname] host

Collect all garbage and gcroots from the Nix store

nh clean all [-a|--ask]

Search for a package in Nixpkgs

nh search name

Generate shell completions for a specified shell

nh completions shell