tldr/pages/common/nix3-registry.md

nix registry

Manage a Nix flake registry. See tldr nix3 flake for information about flakes. More information: https://nixos.org/manual/nix/stable/command-ref/new-cli/nix3-registry.html.

• Pin the nixpkgs revision to the current version of the upstream repository:

nix registry pin {{nixpkgs}}

• Pin an entry to the latest version of the branch, or a particular reivision of a github repository:

nix registry pin {{entry}} {{github:owner/repo/branch_or_revision}}

• Add a new entry that always points to the latest version of a github repository, updating automatically:

nix registry add {{entry}} {{github:owner/repo}}

• Remove a registry entry:

nix registry remove {{entry}}

• See documentation about what Nix flake registries are:

nix registry --help