{
  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    home-manager = {
      url = "github:nix-community/home-manager";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nixvim = {
      url = "github:nix-community/nixvim";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nixcord = {
      url = "github:kaylorben/nixcord";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nix-flatpak.url = "github:gmodena/nix-flatpak";
    sops-nix = {
      url = "github:Mic92/sops-nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    lanzaboote = {
      url = "github:nix-community/lanzaboote";
      inputs = {
        nixpkgs.follows = "nixpkgs";
        rust-overlay.follows = "rust-overlay";
      };
    };
    rust-overlay = {
      url = "github:oxalica/rust-overlay";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nixos-wsl = {
      url = "github:nix-community/NixOS-WSL/main";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs = { self, nixpkgs, home-manager, ... } @ inputs:
    let
      rootPath = ./.;
      systems = [ "x86_64-linux" "aarch64-linux" ];
      forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f system);
    in
    {
      nixosConfigurations = {
        nixos = nixpkgs.lib.nixosSystem {
          specialArgs = { inherit inputs rootPath; };
          modules = [ ./hosts/nixos/configuration.nix ];
        };
        wsl = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          specialArgs = { inherit inputs rootPath; };
          modules = [ ./hosts/wsl/configuration.nix ];
        };
        vps = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          specialArgs = { inherit inputs rootPath; };
          modules = [ ./hosts/vps/configuration.nix ];
        };
      };

      homeConfigurations = {
        "toast@nixos" = home-manager.lib.homeManagerConfiguration {
          pkgs = nixpkgs.legacyPackages.x86_64-linux;
          extraSpecialArgs = { inherit inputs rootPath; };
          modules = [ ./home/hosts/nixos.nix ];
        };
        "toast@wsl" = home-manager.lib.homeManagerConfiguration {
          pkgs = nixpkgs.legacyPackages.x86_64-linux;
          extraSpecialArgs = { inherit inputs rootPath; };
          modules = [ ./home/hosts/wsl.nix ];
        };
        "android@y2q" = home-manager.lib.homeManagerConfiguration {
          pkgs = nixpkgs.legacyPackages.aarch64-linux;
          extraSpecialArgs = { inherit inputs rootPath; };
          modules = [ ./home/hosts/y2q.nix ];
        };
      };

      devShells = forAllSystems (system:
        let
          pkgs = import nixpkgs { inherit system; };
        in
        {
          default = pkgs.mkShell {
            buildInputs = [
              pkgs.nix
              pkgs.home-manager
              pkgs.sops
            ];

            shellHook = ''
              HOST=$(hostname)
              deploy-nixos() {
                sudo nixos-rebuild switch --flake .#$HOST "$@"
              }

              deploy-vps() {
                nixos-rebuild switch --flake .#vps --target-host root@vps "$@"
              }

              deploy-home() {
                home-manager switch --flake .#$USER@$HOST
              }
            '';
          };
        }
      );
    };
}