{
    description = "NixOS flake";

    inputs = {
        nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.11";
        systems.url = "github:nix-systems/default-linux";
        nix-flatpak.url = "github:gmodena/nix-flatpak/?ref=v0.7.0";
        opencode.url = "github:GutMutCode/opencode-nix/";
        home-manager = {
          url = "github:nix-community/home-manager/release-25.11";
          inputs.nixpkgs.follows = "nixpkgs";
        };
        atuin.url = "github:atuinsh/atuin/v18.13.3";
    };

    outputs = { self, nixpkgs, nix-flatpak, systems, home-manager, opencode, ... } @ inputs: let
        inherit (self) outputs;
        lib = nixpkgs.lib // home-manager.lib;
        formatter.x86_64-linux = nixpkgs.legacyPackages.x86_64-linux.nixfmt-tree;
        forEachSystem = f: lib.genAttrs (import systems) (system: f pkgsFor.${system});
        pkgsFor = lib.genAttrs (import systems) (
          system:
            import nixpkgs {
              inherit system;
              config.allowUnfree = true;
              overlays = [
                inputs.atuin.overlays.default
              ];
            }
        );

    in {
        inherit lib;


        nixosConfigurations = {
          limgrave = nixpkgs.lib.nixosSystem {
            specialArgs = {inherit inputs;};
            modules = [
              nix-flatpak.nixosModules.nix-flatpak
              ./hosts/limgrave/nixos
              ({ ... }: {
                nixpkgs.overlays = [ inputs.atuin.overlays.default opencode.overlays.default ];
              })
            ];
          };
        };

        homeConfigurations = {
          "catalin@limgrave" = home-manager.lib.homeManagerConfiguration {
            pkgs = pkgsFor.x86_64-linux;
            extraSpecialArgs = {inherit inputs;};
            modules = [
              ./hosts/limgrave/home/home.nix
            ];
          };
        };
    };
}