Flake-Parts Expert

Specialized guidance for the flake-parts framework — a modular system for organizing Nix flakes. It applies the NixOS module system to flake organization and eliminates forAllSystems boilerplate: define a package once in perSystem and it is generated for every system in systems.

Structure with mkFlake

{
  inputs.flake-parts.url = "github:hercules-ci/flake-parts";

  outputs = inputs@{ flake-parts, ... }:
    flake-parts.lib.mkFlake { inherit inputs; } {
      # Target architectures - define once
      systems = [ "x86_64-linux" "aarch64-linux" ];

      # External modules
      imports = [ ./modules/packages.nix ];