{
  description = "charlotte's NixOS flake";
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-26.05";
    nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixos-unstable";

    disko.url = "github:nix-community/disko";
    disko.inputs.nixpkgs.follows = "nixpkgs";

    nixos-hardware.url = "github:NixOS/nixos-hardware/master";

    lanzaboote.url = "github:nix-community/lanzaboote/v1.0.0";
    lanzaboote.inputs.nixpkgs.follows = "nixpkgs";
  };
  outputs =
    { self
    , nixpkgs
    , nixpkgs-unstable
    , disko
    , nixos-hardware
    , lanzaboote
    , ...
    }@inputs:
    {
      nixosConfigurations = {
        runestone = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";

          specialArgs = {
            user-pkgs = self.packages."x86_64-linux";
            unstable-pkgs = nixpkgs-unstable.legacyPackages."x86_64-linux";
          };

          modules = [
            ({ ... }: {
              system.stateVersion = "24.05";
            })

            ./profiles/common/base.nix
            ./profiles/common/dev.nix
            ./profiles/common/locale.nix
            ./profiles/common/networking.nix

            ./profiles/runestone/hardware-configuration.nix
            ./profiles/runestone/base.nix
            ./profiles/runestone/borg.nix
          ];
        };

        onyx = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";

          specialArgs = {
            user-pkgs = self.packages."x86_64-linux";
            unstable-pkgs = import nixpkgs-unstable {
              system = "x86_64-linux";
              config.allowUnfree = true;
            };
          };

          modules = [
            ({ ... }: {
              system.stateVersion = "25.11";
            })

            nixos-hardware.nixosModules.framework-desktop-amd-ai-max-300-series

            disko.nixosModules.disko
            ./profiles/onyx/disks.nix

            ./profiles/common/base.nix
            ./profiles/common/dev.nix
            ./profiles/common/locale.nix
            ./profiles/common/networking.nix

            lanzaboote.nixosModules.lanzaboote

            ./profiles/onyx/hardware-configuration.nix
            ./profiles/onyx/base.nix
            ./profiles/onyx/secure-boot.nix
            ./profiles/onyx/nvidia.nix
            ./profiles/onyx/hyper-v.nix
            ./profiles/onyx/borg.nix
            ./profiles/onyx/git-server.nix
          ];
        };
      };

      packages = {
        x86_64-linux = import ./packages/default.nix {
          pkgs = import nixpkgs { system = "x86_64-linux"; };
        };
      };
    };
}