{
  description = "Rory&'s services flake";

  nixConfig = {
    extra-substituters = [ "https://attic.computer.surgery/grapevine" ];
    extra-trusted-public-keys = [ "grapevine:nYiZ0Qz9nT7Y7kNC/2NdoS3+J9gwTyWxOvlwZnFgceA=" ];
  };

  inputs = {
    # Different nixpkgs versions
    nixpkgs = {
      url = "github:NixOS/nixpkgs/nixos-unstable";
    };

    nixpkgs-master = {
      url = "github:NixOS/nixpkgs/master";
    };

    nixpkgs-RoryNix = {
      #url = "github:NixOS/nixpkgs/nixos-23.05";
      url = "github:NixOS/nixpkgs/nixos-23.11";
    };

    # Draupnir module/package
    nixpkgs-Draupnir.url = "github:TheArcaneBrony/nixpkgs/master";

    # Base modules
    home-manager.url = "github:nix-community/home-manager/master";
    sops-nix.url = "github:Mic92/sops-nix";
    flake-utils.url = "github:numtide/flake-utils";

    # Packages
    grapevine.url = "gitlab:matrix/grapevine-fork?host=gitlab.computer.surgery"; # &ref=benjamin/debug-emma-kde-room";
    conduit.url = "gitlab:famedly/conduit/next";
    #conduwuit.url = "github:girlbossceo/conduwuit";
    nixos-wsl.url = "github:nix-community/NixOS-WSL";

    # Own projects
    botcore-v4 = {
      url = "gitlab:BotCore-Devs/BotCore-v4/staging";
      inputs.nixpkgs.follows = "nixpkgs"; # We need this to avoid a LIBC error.
    };

    # Packages built from git
    nhekoSrc = {
      url = "github:Nheko-reborn/nheko/master";
      flake = false;
    };
    mtxclientSrc = {
      url = "github:Nheko-reborn/mtxclient/master";
      flake = false;
    };

    draupnirSrc = {
      url = "github:the-draupnir-project/Draupnir/main";
      flake = false;
    };
  };

  outputs =
    inputs:
    with inputs;
    {
      nixosConfigurations = {
        #NIXPKGS FORK
        Rory-nginx = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          modules = [
            ./host/Rory-nginx/configuration.nix
            ./hardware-configuration.nix
            home-manager.nixosModules.home-manager
            grapevine.nixosModules.default

            # these arent really modules...
            botcore-v4.modules.bots
            botcore-v4.modules.frontend
            botcore-v4.modules.dataupdater
            botcore-v4.modules.users

            (
              { pkgs, ... }:
              {
                disabledModules = [ "services/matrix/synapse.nix" ];
                imports = [
                  "${nixpkgs-master}/nixos/modules/services/matrix/synapse.nix"
                  "${nixpkgs-Draupnir}/nixos/modules/services/matrix/draupnir.nix"
                ];
                nixpkgs.overlays = [
                  (final: prev: {
                    matrix-synapse-unwrapped = inputs.nixpkgs-master.legacyPackages.${pkgs.stdenv.hostPlatform.system}.matrix-synapse-unwrapped;
                    draupnir = inputs.nixpkgs-Draupnir.legacyPackages.${pkgs.stdenv.hostPlatform.system}.draupnir;
                  })
                ];
              }
            )
          ];
          specialArgs = {
            inherit botcore-v4;
            inherit home-manager;
            inherit grapevine;
            inherit conduit;
            inherit nixpkgs-Draupnir;
            #inherit conduwuit;
            
            inherit (inputs) draupnirSrc;
          };
        };

        #UNSTABLE
        #Rory-devenv = nixpkgs.lib.nixosSystem {
        #  system = "x86_64-linux";
        #  modules = [
        #    ./host/Rory-devenv/configuration.nix
        #    ./hardware-configuration.nix
        #    home-manager.nixosModules.home-manager
        #  ];
        #  specialArgs = {
        #    inherit home-manager;
        #  };
        #};

        Rory-desktop = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          modules = [
            ./host/Rory-desktop/configuration.nix
            ./hardware-configuration.nix
            home-manager.nixosModules.home-manager
            sops-nix.nixosModules.sops
            (
              { ... }:
              {
                nix = {
                  registry.nixpkgs.flake = nixpkgs;
                  nixPath = [ "nixpkgs=${nixpkgs.outPath}" ];
                };
              }
            )
          ];
          specialArgs = {
            inherit home-manager;
            inherit (inputs) mtxclientSrc;
            inherit (inputs) nhekoSrc;
          };
        };

        Rory-portable = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          modules = [
            ./host/Rory-portable/configuration.nix
            ./hardware-configuration.nix
            home-manager.nixosModules.home-manager
            (
              { ... }:
              {
                nix = {
                  registry.nixpkgs.flake = nixpkgs;
                  nixPath = [ "nixpkgs=${nixpkgs.outPath}" ];
                };
              }
            )
            # ... add this line to the rest of your configuration modules
            #nix-ld.nixosModules.nix-ld

            # The module in this repository defines a new module under (programs.nix-ld.dev) instead of (programs.nix-ld) 
            # to not collide with the nixpkgs version.
            #{ programs.nix-ld.dev.enable = true; }
          ];
          specialArgs = {
            inherit home-manager;
            inherit (inputs) mtxclientSrc;
            inherit (inputs) nhekoSrc;
          };
        };

        #STABLE
        RoryNix = nixpkgs-RoryNix.lib.nixosSystem {
          system = "i686-linux";
          modules = [
            ./host/RoryNix/configuration.nix
            ./hardware-configuration.nix
            (
              { ... }:
              {
                nix.registry.nixpkgs.flake = nixpkgs-RoryNix;
              }
            )
          ];
        };

        #WSL
        Rory-wsl = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          modules = [
            nixos-wsl.nixosModules.default
            ./host/Rory-wsl/configuration.nix
            #          ./hardware-configuration.nix
            home-manager.nixosModules.home-manager
            #nur.nixosModules.nur
          ];
          specialArgs = {
            inherit (inputs) mtxclientSrc;
            inherit (inputs) nhekoSrc;
          };
        };
      };
    }
    // flake-utils.lib.eachSystem flake-utils.lib.allSystems (
      system:
      let
        pkgs = import nixpkgs { inherit system; };
      in
      {
        packages.nheko-git = (
          pkgs.callPackage ./modules/packages/nheko-git.nix {
            inherit nhekoSrc;
            inherit mtxclientSrc;
            voipSupport = false;
          }
        );

        packages.mtxclient-git = (pkgs.callPackage ./modules/packages/mtxclient-git.nix { inherit mtxclientSrc; });
        
        # untested
        packages.draupnir-main = pkgs.draupnir.overrideAttrs (oldAttrs: {
          src = draupnirSrc;
          version = draupnirSrc.rev;
        });
      }
    );
}