{
  description = "Flake of LibrePhoenix";

  outputs = inputs@{ self, nixpkgs, nixpkgs-stable, home-manager, nix-doom-emacs
    , nix-straight, stylix, blocklist-hosts, rust-overlay, hyprland-plugins, eaf
    , eaf-browser, org-nursery, org-yaap, org-side-tree, org-timeblock, phscroll
    , ... }:
    let
      # ---- SYSTEM SETTINGS ---- #
      systemSettings = {
        system = "x86_64-linux"; # system arch
        hostname = "snowfire"; # hostname
        profile =
          "personal"; # select a profile defined from my profiles directory
        timezone = "America/Chicago"; # select timezone
        locale = "en_US.UTF-8"; # select locale
        bootMode = "uefi"; # uefi or bios
        bootMountPath =
          "/boot"; # mount path for efi boot partition; only used for uefi boot mode
        grubDevice =
          ""; # device identifier for grub; only used for legacy (bios) boot mode
      };

      # ----- USER SETTINGS ----- #
      userSettings = rec {
        username = "emmet"; # username
        name = "Emmet"; # name/identifier
        email =
          "emmet@librephoenix.com"; # email (used for certain configurations)
        dotfilesDir = "~/.dotfiles"; # absolute path of the local repo
        theme =
          "uwunicorn-yt"; # selcted theme from my themes directory (./themes/)
        wm =
          "hyprland"; # Selected window manager or desktop environment; must select one in both ./user/wm/ and ./system/wm/
        # window manager type (hyprland or x11) translator
        wmType = if (wm == "hyprland") then "wayland" else "x11";
        browser =
          "qutebrowser"; # Default browser; must select one from ./user/app/browser/
        defaultRoamDir =
          "Personal.p"; # Default org roam directory relative to ~/Org
        term = "alacritty"; # Default terminal command;
        font = "Intel One Mono"; # Selected font
        fontPkg = pkgs.intel-one-mono; # Font package
        editor = "emacsclient"; # Default editor;
        # editor spawning translator
        # generates a command that can be used to spawn editor inside a gui
        # EDITOR and TERM session variables must be set in home.nix or other module
        # I set the session variable SPAWNEDITOR to this in my home.nix for convenience
        spawnEditor = if (editor == "emacsclient") then
          "emacsclient -c -a 'emacs'"
        else
          (if ((editor == "vim") || (editor == "nvim")
            || (editor == "nano")) then
            "exec " + term + " -e " + editor
          else
            editor);
      };

      # create patched nixpkgs
      nixpkgs-patched =
        (import nixpkgs { system = systemSettings.system; }).applyPatches {
          name = "nixpkgs-patched";
          src = nixpkgs;
          patches = [ ./patches/emacs-no-version-check.patch ];
        };

      # configure pkgs
      pkgs = import nixpkgs-patched {
        system = systemSettings.system;
        config = {
          allowUnfree = true;
          allowUnfreePredicate = (_: true);
        };
        overlays = [ rust-overlay.overlays.default ];
      };

      pkgs-stable = import nixpkgs-stable {
        system = systemSettings.system;
        config = {
          allowUnfree = true;
          allowUnfreePredicate = (_: true);
        };
        overlays = [ rust-overlay.overlays.default ];
      };

      # configure lib
      lib = nixpkgs.lib;

      # Systems that can run tests:
      supportedSystems = [ "aarch64-linux" "i686-linux" "x86_64-linux" ];

      # Function to generate a set based on supported systems:
      forAllSystems = inputs.nixpkgs.lib.genAttrs supportedSystems;

      # Attribute set of nixpkgs for each system:
      nixpkgsFor =
        forAllSystems (system: import inputs.nixpkgs { inherit system; });

    in {
      homeConfigurations = {
        user = home-manager.lib.homeManagerConfiguration {
          inherit pkgs;
          modules = [
            (./. + "/profiles" + ("/" + systemSettings.profile)
              + "/home.nix") # load home.nix from selected PROFILE
            #  inputs.nix-flatpak.homeManagerModules.nix-flatpak # Declarative flatpaks
          ];
          extraSpecialArgs = {
            # pass config variables from above
            inherit pkgs-stable;
            inherit systemSettings;
            inherit userSettings;
            inherit (inputs) nix-doom-emacs;
            inherit (inputs) eaf;
            inherit (inputs) eaf-browser;
            inherit (inputs) org-nursery;
            inherit (inputs) org-yaap;
            inherit (inputs) org-side-tree;
            inherit (inputs) org-timeblock;
            inherit (inputs) phscroll;
            #inherit (inputs) nix-flatpak;
            inherit (inputs) stylix;
            inherit (inputs) hyprland-plugins;
          };
        };
      };
      nixosConfigurations = {
        system = lib.nixosSystem {
          system = systemSettings.system;
          modules = [
            (./. + "/profiles" + ("/" + systemSettings.profile)
              + "/configuration.nix")
          ]; # load configuration.nix from selected PROFILE
          specialArgs = {
            # pass config variables from above
            inherit pkgs-stable;
            inherit systemSettings;
            inherit userSettings;
            inherit (inputs) stylix;
            inherit (inputs) blocklist-hosts;
          };
        };
      };

      packages = forAllSystems (system:
        let pkgs = nixpkgsFor.${system};
        in {
          default = self.packages.${system}.install;

          install = pkgs.writeShellApplication {
            name = "install";
            runtimeInputs = with pkgs; [ git ]; # I could make this fancier by adding other deps
            text = ''${./install.sh} "$@"'';
          };
        });

      apps = forAllSystems (system: {
        default = self.apps.${system}.install;

        install = {
          type = "app";
          program = "${self.packages.${system}.install}/bin/install";
        };
      });
    };

  inputs = {
    nixpkgs.url = "nixpkgs/nixos-unstable";
    nixpkgs-stable.url = "nixpkgs/nixos-23.11";

    home-manager.url = "github:nix-community/home-manager/master";
    home-manager.inputs.nixpkgs.follows = "nixpkgs";

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

    nix-straight.url = "github:librephoenix/nix-straight.el/pgtk-patch";
    nix-straight.flake = false;
    nix-doom-emacs.inputs.nix-straight.follows = "nix-straight";

    eaf = {
      url = "github:emacs-eaf/emacs-application-framework";
      flake = false;
    };
    eaf-browser = {
      url = "github:emacs-eaf/eaf-browser";
      flake = false;
    };
    org-nursery = {
      url = "github:chrisbarrett/nursery";
      flake = false;
    };
    org-yaap = {
      url = "gitlab:tygrdev/org-yaap";
      flake = false;
    };
    org-side-tree = {
      url = "github:localauthor/org-side-tree";
      flake = false;
    };
    org-timeblock = {
      url = "github:ichernyshovvv/org-timeblock";
      flake = false;
    };
    phscroll = {
      url = "github:misohena/phscroll";
      flake = false;
    };

    stylix.url = "github:danth/stylix";

    rust-overlay.url = "github:oxalica/rust-overlay";

    #nix-flatpak.url = "github:gmodena/nix-flatpak/?ref=v0.2.0";

    blocklist-hosts = {
      url = "github:StevenBlack/hosts";
      flake = false;
    };

    hyprland-plugins = {
      url = "github:hyprwm/hyprland-plugins";
      flake = false;
    };
  };
}