{
  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.05";
    flake-parts.url = "github:hercules-ci/flake-parts";

    snf.url = "git+https://git.fediversity.eu/fediversity/simple-nixos-fediverse.git";
    disko.url = "github:nix-community/disko";

    nixops4.url = "github:nixops4/nixops4";
    nixops4-nixos.url = "github:nixops4/nixops4/eval";
  };

  outputs = inputs@{ self, flake-parts, nixpkgs, snf, ... }:
    flake-parts.lib.mkFlake { inherit inputs; } {

      imports = [
        inputs.nixops4-nixos.modules.flake.default
      ];

      systems = [ "x86_64-linux" "aarch64-linux" "aarch64-darwin" "x86_64-darwin" ];

      perSystem = { config, self', inputs', pkgs, system, ... }: {
        devShells.default = pkgs.mkShell {
          packages = [ inputs'.nixops4.packages.default ];
        };
      };

      flake.allVmIds = ["101" "102" "103" "104" "105" "106" "107" "108" "109" "110"];

      flake.nixosConfigurations.provisioning =
        let
          inherit (builtins) map listToAttrs;
          makeProvisioningConfiguration = vmid: nixpkgs.lib.nixosSystem {
            modules = [
              { procolix.vmid = vmid; }
              ./procolixVm.nix
              inputs.disko.nixosModules.default
            ];
          };
        in
          listToAttrs
            (map
              (vmid: {
                name = "fedi${vmid}";
                value = makeProvisioningConfiguration vmid; })
              self.allVmIds);

      flake.isoInstallers.provisioning =
        let inherit (builtins) mapAttrs; in
        mapAttrs
          (_: snf.mkInstaller nixpkgs)
          self.nixosConfigurations.provisioning;

      nixops4Deployments.default = { providers, ... }:

        let
          makeProcolixVmResource = vmid: vmconfig: {
            type = providers.local.exec;
            imports = [
              inputs.nixops4-nixos.modules.nixops4Resource.nixos
            ];
            ssh.opts = "";
            ssh.host = "95.215.187.${vmid}";
            ssh.hostPublicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOW+f+PUuOBVP4IongWpryzYiOwt19smufZksSwnSPyo";

            nixpkgs = inputs.nixpkgs;
            nixos.module = { pkgs, modulesPath, ... }: {
              imports = [
                vmconfig
                { procolix.vmid = vmid; }
                ./procolixVm.nix
                inputs.snf.nixosModules.fediversity
                inputs.disko.nixosModules.default
              ];
            };
          };

        in
          {
            providers.local = inputs.nixops4-nixos.modules.nixops4Provider.local;

            resources = {
              fedi101 = makeProcolixVmResource "101" {
                fediversity = {
                  enable = true;
                  domain = "fediversity.niols.fr";
                  pixelfed.enable = true;
                };
              };
            };
          };
    };
}