rec {
  description = "Lotte's NixOS installation";

  # Use NixOS unstable
  inputs = {
    # Sorted by name
    admin-fe = {
      url = "github:DarkKirb/admin-fe";
      inputs.devshell.follows = "devshell";
      inputs.flake-parts.follows = "flake-parts";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    akkoma = {
      url = "github:DarkKirb/akkoma";
      inputs.devshell.follows = "devshell";
      inputs.flake-parts.follows = "flake-parts";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    akkoma-fe = {
      url = "github:DarkKirb/akkoma-fe";
      inputs.devshell.follows = "devshell";
      inputs.flake-parts.follows = "flake-parts";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    attic = {
      url = "github:DarkKirb/attic";
      inputs.cargo2nix.follows = "cargo2nix";
      inputs.crane.follows = "crane";
      inputs.flake-compat.follows = "flake-compat";
      inputs.flake-utils.follows = "flake-utils";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.rust-overlay.follows = "rust-overlay";
    };
    cargo2nix = {
      url = "github:DarkKirb/cargo2nix/release-0.11.0";
      inputs.flake-compat.follows = "flake-compat";
      inputs.flake-utils.follows = "flake-utils";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.rust-overlay.follows = "rust-overlay";
    };
    colorpickle = {
      url = "github:AgathaSorceress/colorpickle";
      inputs.naersk.follows = "naersk";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.utils.follows = "flake-utils";
    };
    crane = {
      url = "github:DarkKirb/crane";
      inputs.flake-compat.follows = "flake-compat";
      inputs.flake-utils.follows = "flake-utils";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.rust-overlay.follows = "rust-overlay";
    };
    devshell = {
      url = "github:numtide/devshell";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    dns = {
      url = "github:DarkKirb/dns.nix";
      inputs.flake-utils.follows = "flake-utils";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    element-web = {
      url = "github:DarkKirb/element-web";
      inputs.flake-parts.follows = "flake-parts";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.matrix-react-sdk.follows = "matrix-react-sdk";
      inputs.matrix-js-sdk.follows = "matrix-js-sdk";
      inputs.devshell.follows = "devshell";
      inputs.flake-compat.follows = "flake-compat";
    };
    firefox = {
      url = "github:nix-community/flake-firefox-nightly";
      inputs.cachix.follows = "nixpkgs";
      inputs.flake-compat.follows = "flake-compat";
      inputs.lib-aggregate.follows = "lib-aggregate";
      inputs.mozilla.follows = "mozilla";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    flake-compat = {
      url = "github:edolstra/flake-compat";
      flake = false;
    };
    flake-parts = {
      url = "github:hercules-ci/flake-parts";
      inputs.nixpkgs-lib.follows = "nixpkgs";
    };
    flake-utils = {
      url = "github:numtide/flake-utils";
      inputs.systems.follows = "systems";
    };
    gomod2nix = {
      url = "github:DarkKirb/gomod2nix";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.utils.follows = "flake-utils";
    };
    home-manager = {
      url = "github:nix-community/home-manager";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    hydra = {
      url = "github:DarkKirb/hydra";
      #inputs.nixpkgs.follows = "nixpkgs";
    };
    impermanence = {
      url = "github:nix-community/impermanence";
    };
    lib-aggregate = {
      url = "github:nix-community/lib-aggregate";
      inputs.flake-utils.follows = "flake-utils";
      inputs.nixpkgs-lib.follows = "nixpkgs";
    };
    lix = {
      url = "git+https://git@git.lix.systems/lix-project/lix?ref=refs/tags/2.90-beta.1";
      flake = false;
    };
    lix-module = {
      url = "git+https://git.lix.systems/lix-project/nixos-module";
      inputs.lix.follows = "lix";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.flake-utils.follows = "flake-utils";
    };
    matrix-react-sdk = {
      url = "github:DarkKirb/matrix-react-sdk";
      inputs.flake-parts.follows = "flake-parts";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.matrix-js-sdk.follows = "matrix-js-sdk";
      inputs.devshell.follows = "devshell";
      inputs.flake-compat.follows = "flake-compat";
    };
    matrix-js-sdk = {
      url = "github:DarkKirb/matrix-js-sdk";
      inputs.flake-parts.follows = "flake-parts";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.devshell.follows = "devshell";
      inputs.flake-compat.follows = "flake-compat";
    };
    mozilla.url = "github:mozilla/nixpkgs-mozilla";
    naersk = {
      url = "github:nix-community/naersk/master";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nix-gaming = {
      url = "github:fufexan/nix-gaming";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.flake-parts.follows = "flake-parts";
    };
    nix-neovim = {
      url = "github:syberant/nix-neovim";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nixos-hardware.url = "github:NixOS/nixos-hardware";
    nixos-vscode-server = {
      url = "github:nix-community/nixos-vscode-server";
      inputs.flake-utils.follows = "flake-utils";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nixpkgs.url = "github:NixOS/nixpkgs";
    rust-overlay = {
      url = "github:oxalica/rust-overlay";
      inputs.flake-utils.follows = "flake-utils";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    sops-nix = {
      url = "github:Mic92/sops-nix";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.nixpkgs-stable.follows = "nixpkgs";
    };
    systems.url = "github:nix-systems/default";
  };

  outputs = {
    self,
    nixpkgs,
    sops-nix,
    home-manager,
    ...
  } @ args: let
    systems = [
      {
        name = "nixos-8gb-fsn1-1"; # Hetzner Server
        system = "x86_64-linux";
      }
      {
        name = "thinkrac"; # Thinkpad T470
        system = "x86_64-linux";
      }
      {
        name = "nas"; # My nas
        system = "x86_64-linux";
      }
      {
        name = "installer"; # Installer iso
        system = "x86_64-linux";
      }
      {
        name = "instance-20221213-1915"; # Oracle server
        system = "aarch64-linux";
      }
      {
        name = "rainbow-resort"; # PC
        system = "x86_64-linux";
      }
    ];
    mkPackages = system: let
      pkgs = import nixpkgs {
        inherit system;
        overlays = [
          args.gomod2nix.overlays.default
          self.overlays.${system}
        ];
        config.allowUnfree = true;
      };
    in {
      neovim-base = args.nix-neovim.buildNeovim {
        inherit pkgs;
        configuration = import ./config/programs/vim/configuration.nix false;
      };
      neovim = args.nix-neovim.buildNeovim {
        inherit pkgs;
        configuration = import ./config/programs/vim/configuration.nix true;
      };
      inherit
        (pkgs)
        emoji-lotte
        emoji-volpeon-blobfox
        emoji-volpeon-blobfox-flip
        emoji-volpeon-bunhd
        emoji-volpeon-bunhd-flip
        emoji-volpeon-drgn
        emoji-volpeon-fox
        emoji-volpeon-gphn
        emoji-volpeon-raccoon
        emoji-volpeon-vlpn
        emoji-volpeon-neofox
        emoji-volpeon-neocat
        emoji-volpeon-floof
        emoji-caro
        lotte-art
        alco-sans
        constructium
        fairfax
        fairfax-hd
        kreative-square
        nasin-nanpa
        matrix-media-repo
        mautrix-discord
        mautrix-whatsapp
        mautrix-telegram
        python-mautrix
        python-tulir-telethon
        papermc
        python-plover-stroke
        python-rtf-tokenize
        plover
        plover-plugins-manager
        python-simplefuzzyset
        plover-plugin-emoji
        plover-plugin-tapey-tape
        plover-plugin-yaml-dictionary
        plover-plugin-machine-hid
        plover-plugin-rkb1-hid
        plover-plugin-dotool-output
        plover-dict-didoesdigital
        miifox-net
        old-homepage
        plover-plugin-python-dictionary
        plover-plugin-stenotype-extended
        asar-asm
        bsnes-plus
        sliding-sync
        yiffstash
        rosaflags
        plover-plugin-dict-commands
        plover-plugin-last-translation
        plover-plugin-modal-dictionary
        plover-plugin-stitching
        plover-plugin-lapwing-aio
        ;
    };
  in rec {
    nixosConfigurations = builtins.listToAttrs (map
      ({
        name,
        system,
        configName ? name,
      }: {
        inherit name;
        value =
          nixpkgs.lib.nixosSystem
          {
            inherit system;
            specialArgs =
              args
              // {
                inherit system;
              };
            modules = [
              (./config + "/${configName}.nix")
              ./config/default.nix
              sops-nix.nixosModules.sops
              home-manager.nixosModules.home-manager
              ({pkgs, ...}: {
                home-manager.extraSpecialArgs = args // {inherit system;};
              })
              (import utils/link-input.nix args)
              args.lix-module.nixosModules.default
            ];
          };
      })
      systems);
    overlays = {
      x86_64-linux = import ./overlays args "x86_64-linux";
      aarch64-linux = import ./overlays args "aarch64-linux";
    };
    devShell.x86_64-linux = let
      pkgs = import nixpkgs {
        system = "x86_64-linux";
        overlays = [
          args.gomod2nix.overlays.default
          self.overlays.x86_64-linux
        ];
      };
    in
      pkgs.mkShell {
        nativeBuildInputs = with pkgs; [
          age
          sops
          ssh-to-age
          nix-prefetch
          nix-prefetch-git
          jq
          bundix
          python3
          python3Packages.yapf
          github-cli
          statix
          alejandra
        ];
      };
    formatter.x86_64-linux = nixpkgs.legacyPackages.x86_64-linux.alejandra;
    packages.x86_64-linux = mkPackages "x86_64-linux";
    packages.aarch64-linux = mkPackages "aarch64-linux";
    hydraJobs =
      (builtins.listToAttrs (map
        ({
          name,
          system,
          ...
        }: {
          inherit name;
          value = {
            ${system} = nixosConfigurations.${name}.config.system.build.toplevel;
          };
        })
        systems))
      // {
        inherit devShell;
        inherit packages;
        # Uncomment the line to build an installer image
        # This is EXTREMELY LARGE and will make builds take forever
        # installer.x86_64-linux = nixosConfigurations.installer.config.system.build.isoImage;
        tests = let
          pkgs = import nixpkgs {
            system = "x86_64-linux";
            overlays = [
              self.overlays.x86_64-linux
            ];
          };
        in {
          postgresql = pkgs.callPackage ./new-infra/containers/postgresql/test.nix {};
          keycloak = pkgs.callPackage ./new-infra/containers/keycloak/test.nix {};
        };
      };
  };
}