{
  description = "Nix Config";

  inputs = {
    # Nixpkgs
    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.05";
    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";

    # NUR
    nur.url = "github:nix-community/NUR";

    # Import personal packages repo
    sqlfmt.url = "git+https://git.bitlab21.com/sam/flake-packages?dir=sqlfmt";
    poetry2nix.url = "github:nix-community/poetry2nix";

    # Home manager
    home-manager = {
      url = "github:nix-community/home-manager/release-24.05";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    # Nixvim
    nixvim = {
      #url = "github:nix-community/nixvim";
      # If you are not running an unstable channel of nixpkgs, select the corresponding branch of nixvim.
      url = "github:nix-community/nixvim/nixos-24.05";

      inputs.nixpkgs.follows = "nixpkgs";
    };

    # Nix colors
    nix-colors.url = "github:misterio77/nix-colors";

    # Declarative partitioning and formatting
    disko = {
      url = "github:nix-community/disko";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    impermanence = {
      url = "github:nix-community/impermanence";
    };

    # Secrets management
    sops-nix = {
      url = "github:mic92/sops-nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    nix-secrets = {
      url = "git+ssh://git@git.bitlab21.com/sam/nix-secrets.git";
      flake = false;
    };
  };

  outputs =
    { self
    , nixpkgs
    , home-manager
    , poetry2nix
    , ...
    } @ inputs:
    let
      inherit (self) outputs;
      systems = [
        "x86_64-linux"
      ];
      forAllSystems = nixpkgs.lib.genAttrs systems;
      specialArgs = { inherit inputs outputs; };
    in
    {
      poetry2nix = forAllSystems (system: nixpkgs.legacyPackages.${system}.extend poetry2nix.overlays.default);
      packages = forAllSystems (system: import ./pkgs nixpkgs.legacyPackages.${system});
      formatter = forAllSystems (system: nixpkgs.legacyPackages.${system}.alejandra);
      overlays = import ./overlays { inherit inputs; };
      nixosModules = import ./modules/nixos;
      homeManagerModules = import ./modules/home-manager;

      # System level configs
      nixosConfigurations = {
        nixdev = nixpkgs.lib.nixosSystem {
          inherit specialArgs;
          modules = [
            ./hosts/nixdev
            home-manager.nixosModules.home-manager
            {
              home-manager.extraSpecialArgs = specialArgs;
            }
          ];
        };
        fileserver = nixpkgs.lib.nixosSystem {
          inherit specialArgs;
          modules = [
            ./hosts/fileserver
            home-manager.nixosModules.home-manager
            {
              home-manager.extraSpecialArgs = specialArgs;
            }
          ];
        };
        bootstrap = nixpkgs.lib.nixosSystem {
          inherit specialArgs;
          modules = [
            ./hosts/bootstrap
          ];
        };
        sparky = nixpkgs.lib.nixosSystem {
          inherit specialArgs;
          modules = [
            ./hosts/sparky
            home-manager.nixosModules.home-manager
            {
              home-manager.extraSpecialArgs = specialArgs;
            }
          ];
        };
        semita = nixpkgs.lib.nixosSystem {
          inherit specialArgs;
          modules = [
            ./hosts/semita
            home-manager.nixosModules.home-manager
            {
              home-manager.extraSpecialArgs = specialArgs;
            }
          ];
        };
      };

      #    # Standalone home-manager configuration entrypoint
      #    # Available through 'home-manager --flake .#your-username@your-hostname'
      #    homeConfigurations = {
      #      # FIXME replace with your username@hostname
      #      "sam@nixdev" = home-manager.lib.homeManagerConfiguration {
      #        pkgs = nixpkgs.legacyPackages.x86_64-linux; # Home-manager requires 'pkgs' instance
      #        extraSpecialArgs = {inherit inputs outputs ;};
      #        modules = [
      #          # > Our main home-manager configuration file <
      #          ./home/nixdev.nix
      #        ];
      #      };
      #      "admin@fileserver" = home-manager.lib.homeManagerConfiguration {
      #        pkgs = nixpkgs.legacyPackages.x86_64-linux; # Home-manager requires 'pkgs' instance
      #        extraSpecialArgs = {inherit inputs outputs ;};
      #        modules = [
      #          # > Our main home-manager configuration file <
      #          ./home/nixdev.nix
      #        ];
      #      };
      #    };
    };
}