diff --git a/default.nix b/default.nix
index be348b6..fd7c8c3 100644
--- a/default.nix
+++ b/default.nix
@@ -1,8 +1,8 @@
-{ pkgs ? null }:
+{
+  pkgs ? null,
+}:
 let
   overlay = import ./overlay.nix;
-  pkgs' = if pkgs == null then
-    import <nixpkgs> { overlays = [ overlay ]; }
-  else
-    pkgs.extend overlay;
-in builtins.intersectAttrs (overlay { } { }) pkgs'
+  pkgs' = if pkgs == null then import <nixpkgs> { overlays = [ overlay ]; } else pkgs.extend overlay;
+in
+builtins.intersectAttrs (overlay { } { }) pkgs'
diff --git a/flake.nix b/flake.nix
index 248949c..338942a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,62 +1,82 @@
 {
   description = "Syndicate utilities";
 
-  outputs = { self, nixpkgs }: {
-    lib = nixpkgs.lib.extend (import ./lib.nix);
+  outputs =
+    { self, nixpkgs }:
+    {
+      lib = nixpkgs.lib.extend (import ./lib.nix);
 
-    overlays.default = import ./overlay.nix;
+      overlays.default = import ./overlay.nix;
 
-    legacyPackages =
-      self.lib.mapAttrs (system: pkgs: pkgs.extend self.overlays.default) {
+      legacyPackages = self.lib.mapAttrs (system: pkgs: pkgs.extend self.overlays.default) {
         inherit (nixpkgs.legacyPackages) x86_64-linux;
       };
 
-    packages = self.lib.mapAttrs (system: pkgs:
-      with pkgs; {
-        inherit fontconfig_actor libnotify_actor noise-c preserves-tools squeak
-          squeaker syndicate-server syndicated-open syndicate_utils;
-        preserves-py = python3Packages.preserves;
-        syndicate-py = python3Packages.syndicate-py;
-      }) self.legacyPackages;
+      packages = self.lib.mapAttrs (
+        system: pkgs: with pkgs; {
+          inherit
+            fontconfig_actor
+            libnotify_actor
+            noise-c
+            preserves-tools
+            squeak
+            squeaker
+            syndicate-server
+            syndicated-open
+            syndicate_utils
+            ;
+          preserves-py = python3Packages.preserves;
+          syndicate-py = python3Packages.syndicate-py;
+        }
+      ) self.legacyPackages;
 
-    nixosModules.default = self.nixosModules.syndicate-server;
-    nixosModules.syndicate-server =
-      # A little hack to apply our overlay to this module only.
-      { config, lib, pkgs, ... }:
-      (import ./nixos/syndicate-server.nix) {
-        inherit config lib;
-        pkgs = pkgs.extend self.overlays.default;
-      };
-
-    devShells = self.lib.mapAttrs (system: pkgs:
-      with pkgs; {
-        default =
-          mkShell { packages = builtins.attrValues self.packages.${system}; };
-      }) self.legacyPackages;
-
-    checks = self.lib.mapAttrs (system: pkgs':
-      with import (nixpkgs + "/nixos/lib/testing-python.nix") {
-        inherit system;
-        pkgs = pkgs';
-      }; {
-        simple = simpleTest {
-          name = "http";
-          nodes.machine = { config, pkgs, ... }: {
-            imports = [ self.nixosModules.syndicate-server ];
-
-            nixpkgs.pkgs = pkgs';
-
-            services.syndicate.tty1 = {
-              enable = true;
-              user = "loser";
-              config = [ ];
-            };
-            users.users.loser.isNormalUser = true;
-          };
-          testScript = ''
-            machine.wait_for_job("syndicate-tty1")
-          '';
+      nixosModules.default = self.nixosModules.syndicate-server;
+      nixosModules.syndicate-server =
+        # A little hack to apply our overlay to this module only.
+        {
+          config,
+          lib,
+          pkgs,
+          ...
+        }:
+        (import ./nixos/syndicate-server.nix) {
+          inherit config lib;
+          pkgs = pkgs.extend self.overlays.default;
         };
-      }) { inherit (self.legacyPackages) x86_64-linux; };
-  };
+
+      devShells = self.lib.mapAttrs (
+        system: pkgs: with pkgs; {
+          default = mkShell { packages = builtins.attrValues self.packages.${system}; };
+        }
+      ) self.legacyPackages;
+
+      checks = self.lib.mapAttrs (
+        system: pkgs':
+        with import (nixpkgs + "/nixos/lib/testing-python.nix") {
+          inherit system;
+          pkgs = pkgs';
+        }; {
+          simple = simpleTest {
+            name = "http";
+            nodes.machine =
+              { config, pkgs, ... }:
+              {
+                imports = [ self.nixosModules.syndicate-server ];
+
+                nixpkgs.pkgs = pkgs';
+
+                services.syndicate.tty1 = {
+                  enable = true;
+                  user = "loser";
+                  config = [ ];
+                };
+                users.users.loser.isNormalUser = true;
+              };
+            testScript = ''
+              machine.wait_for_job("syndicate-tty1")
+            '';
+          };
+        }
+      ) { inherit (self.legacyPackages) x86_64-linux; };
+    };
 }
diff --git a/lib.nix b/lib.nix
index 6bcda94..ce08e6e 100644
--- a/lib.nix
+++ b/lib.nix
@@ -1,11 +1,14 @@
 final: prev:
-let lib = final;
-in with lib; {
+let
+  lib = final;
+in
+with lib;
+{
 
-  generators = with final.generators;
-    prev.generators // {
-      toPreserves = throw
-        "moved to https://git.syndicate-lang.org/ehmry/nix-processmgmt/src/branch/synit/nixproc/backends/synit";
+  generators =
+    with final.generators;
+    prev.generators
+    // {
+      toPreserves = throw "moved to https://git.syndicate-lang.org/ehmry/nix-processmgmt/src/branch/synit/nixproc/backends/synit";
     };
-
 }
diff --git a/nixos/syndicate-server.nix b/nixos/syndicate-server.nix
index 756f150..4ac5587 100644
--- a/nixos/syndicate-server.nix
+++ b/nixos/syndicate-server.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 
 {
   options.services.syndicate = lib.mkOption {
@@ -15,97 +20,110 @@
       If the key is in the form of "tty''${N}" it will
       be attached to the appropriate teletypewriter.
     '';
-    type = lib.types.attrsOf (lib.types.submodule {
-      options = {
-        enable = lib.mkEnableOption "this Syndicate dataspace server instance";
+    type = lib.types.attrsOf (
+      lib.types.submodule {
+        options = {
+          enable = lib.mkEnableOption "this Syndicate dataspace server instance";
 
-        user = lib.mkOption {
-          type = lib.types.str;
-          example = "jane";
-          description = "User account under which the Syndicate server runs.";
+          user = lib.mkOption {
+            type = lib.types.str;
+            example = "jane";
+            description = "User account under which the Syndicate server runs.";
+          };
+
+          package = lib.mkOption {
+            default = pkgs.syndicate-server;
+            defaultText = "pkgs.syndicate-server";
+            type = lib.types.package;
+            description = "The package to use for the Syndicate dataspace server.";
+          };
+
+          config = lib.mkOption {
+            type = lib.types.listOf lib.types.path;
+            description = "Configurations to load.";
+            example = [ "/etc/syndicate" ];
+          };
         };
-
-        package = lib.mkOption {
-          default = pkgs.syndicate-server;
-          defaultText = "pkgs.syndicate-server";
-          type = lib.types.package;
-          description =
-            "The package to use for the Syndicate dataspace server.";
-        };
-
-        config = lib.mkOption {
-          type = lib.types.listOf lib.types.path;
-          description = "Configurations to load.";
-          example = [ "/etc/syndicate" ];
-        };
-
-      };
-    });
+      }
+    );
   };
 
   config = {
 
-    systemd.services = let
-      configure = name: cfg:
-        let
-          configFile = lib.pipe cfg.config [
-            (lib.strings.concatMapStrings (dir: ''
-              <require-service <config-watcher "${dir}" $.>>
-            ''))
-            (pkgs.writeText "syndicate-nixos-config.pr")
-          ];
-        in [{
-          name = "syndicate-${name}";
-          value = let
-            serviceConfig = {
-              RuntimeDirectory = name;
-              ExecStart = "${cfg.package}/bin/syndicate-server --no-banner --config ${configFile}";
-              User = cfg.user;
-            };
-          in {
-            description = "Syndicate dataspace server";
-            restartIfChanged = false;
-            reloadIfChanged = false;
-            wantedBy = [ "multi-user.target" ];
-          } // (if builtins.match "tty[0-9]" name == null then {
-            inherit serviceConfig;
-          } else {
-            after = [
-              "systemd-user-sessions.service"
-              "systemd-logind.service"
-              "getty@${name}.service"
+    systemd.services =
+      let
+        configure =
+          name: cfg:
+          let
+            configFile = lib.pipe cfg.config [
+              (lib.strings.concatMapStrings (dir: ''
+                <require-service <config-watcher "${dir}" $.>>
+              ''))
+              (pkgs.writeText "syndicate-nixos-config.pr")
             ];
-            wants = [ "dbus.socket" "systemd-logind.service" ];
-            conflicts = [ "getty@${name}.service" ];
-            unitConfig.ConditionPathExists = "/dev/${name}";
-            serviceConfig = serviceConfig // {
-              PAMName = "login";
-              StandardError = "journal";
-              StandardInput = "tty-fail";
-              StandardOutput = "journal";
-              TTYPath = "/dev/${name}";
-              TTYReset = "yes";
-              TTYVHangup = "yes";
-              TTYVTDisallocate = "yes";
-              UtmpIdentifier = "%n";
-              UtmpMode = "user";
-              WorkingDirectory = "~";
-            };
-          });
-        }];
-      serverCfgs =
-        lib.attrsets.filterAttrs (_: cfg: cfg.enable) config.services.syndicate;
-    in lib.pipe serverCfgs [
-      (lib.attrsets.mapAttrsToList configure)
-      lib.lists.flatten
-      builtins.listToAttrs
-    ];
-
-    systemd.targets.multi-user.wants = lib.lists.flatten
-      (lib.attrsets.mapAttrsToList
-        (name: cfg: lib.optional cfg.enable "syndicate-${name}.service")
-        config.services.syndicate);
+          in
+          [
+            {
+              name = "syndicate-${name}";
+              value =
+                let
+                  serviceConfig = {
+                    RuntimeDirectory = name;
+                    ExecStart = "${cfg.package}/bin/syndicate-server --no-banner --config ${configFile}";
+                    User = cfg.user;
+                  };
+                in
+                {
+                  description = "Syndicate dataspace server";
+                  restartIfChanged = false;
+                  reloadIfChanged = false;
+                  wantedBy = [ "multi-user.target" ];
+                }
+                // (
+                  if builtins.match "tty[0-9]" name == null then
+                    { inherit serviceConfig; }
+                  else
+                    {
+                      after = [
+                        "systemd-user-sessions.service"
+                        "systemd-logind.service"
+                        "getty@${name}.service"
+                      ];
+                      wants = [
+                        "dbus.socket"
+                        "systemd-logind.service"
+                      ];
+                      conflicts = [ "getty@${name}.service" ];
+                      unitConfig.ConditionPathExists = "/dev/${name}";
+                      serviceConfig = serviceConfig // {
+                        PAMName = "login";
+                        StandardError = "journal";
+                        StandardInput = "tty-fail";
+                        StandardOutput = "journal";
+                        TTYPath = "/dev/${name}";
+                        TTYReset = "yes";
+                        TTYVHangup = "yes";
+                        TTYVTDisallocate = "yes";
+                        UtmpIdentifier = "%n";
+                        UtmpMode = "user";
+                        WorkingDirectory = "~";
+                      };
+                    }
+                );
+            }
+          ];
+        serverCfgs = lib.attrsets.filterAttrs (_: cfg: cfg.enable) config.services.syndicate;
+      in
+      lib.pipe serverCfgs [
+        (lib.attrsets.mapAttrsToList configure)
+        lib.lists.flatten
+        builtins.listToAttrs
+      ];
 
+    systemd.targets.multi-user.wants = lib.lists.flatten (
+      lib.attrsets.mapAttrsToList (
+        name: cfg: lib.optional cfg.enable "syndicate-${name}.service"
+      ) config.services.syndicate
+    );
   };
-
 }
diff --git a/overlay.nix b/overlay.nix
index 6f1d18b..203cce2 100644
--- a/overlay.nix
+++ b/overlay.nix
@@ -1,52 +1,55 @@
 final: prev:
 let
-  rustPkgs = let
-    overlay = import (prev.fetchFromGitHub {
-      owner = "oxalica";
-      repo = "rust-overlay";
-      rev = "a2ccfb2134622b28668a274e403ba6f075ae1223";
-      hash = "sha256-9honwiIeMbBKi7FzfEy89f1ShUiXz/gVxZSS048pKyc=";
-    });
-  in final.extend overlay;
+  rustPkgs =
+    let
+      overlay = import (
+        prev.fetchFromGitHub {
+          owner = "oxalica";
+          repo = "rust-overlay";
+          rev = "a2ccfb2134622b28668a274e403ba6f075ae1223";
+          hash = "sha256-9honwiIeMbBKi7FzfEy89f1ShUiXz/gVxZSS048pKyc=";
+        }
+      );
+    in
+    final.extend overlay;
 
   rust' = rustPkgs.rust-bin.nightly.latest.default;
-
-in {
+in
+{
   lib = prev.lib.extend (import ./lib.nix);
 
   acpi_actor = final.callPackage ./packages/acpi_actor { };
 
-  fontconfig_actor =
-    final.callPackage ./packages/fontconfig_actor { };
+  fontconfig_actor = final.callPackage ./packages/fontconfig_actor { };
 
-  libnotify_actor =
-    final.callPackage ./packages/libnotify_actor { };
+  libnotify_actor = final.callPackage ./packages/libnotify_actor { };
 
-    nix_actor = final.callPackage ./packages/nix_actor { };
+  nix_actor = final.callPackage ./packages/nix_actor { };
 
-    noiseprotocol = final.callPackage ./packages/nim/noiseprotocol { };
+  noiseprotocol = final.callPackage ./packages/nim/noiseprotocol { };
 
-    syndicate_utils = final.callPackage ./packages/syndicate_utils-nim { };
+  syndicate_utils = final.callPackage ./packages/syndicate_utils-nim { };
 
-    syndicated-open = final.callPackage ./packages/syndicated-open { };
+  syndicated-open = final.callPackage ./packages/syndicated-open { };
 
   noise-c = final.callPackage ./packages/noise-c { };
 
   preserves-tools = final.callPackage ./packages/preserves-tools { };
 
-  python3Packages = prev.python3Packages.overrideScope (final': prev': {
-    preserves = final'.callPackage ./packages/preserves-py { };
-    syndicate-py = final'.callPackage ./packages/syndicate-py { };
-    synit-daemons = final'.callPackage ./packages/synit-daemons-py { };
-  });
+  python3Packages = prev.python3Packages.overrideScope (
+    final': prev': {
+      preserves = final'.callPackage ./packages/preserves-py { };
+      syndicate-py = final'.callPackage ./packages/syndicate-py { };
+      synit-daemons = final'.callPackage ./packages/synit-daemons-py { };
+    }
+  );
 
   sqlite_actor = final.callPackage ./packages/sqlite_actor { };
 
   squeak = final.callPackage ./packages/squeak { };
   squeaker = final.python3Packages.callPackage ./packages/squeaker { };
 
-  syndicate-server =
-    final.callPackage ./packages/syndicate-server { rust = rust'; };
+  syndicate-server = final.callPackage ./packages/syndicate-server { rust = rust'; };
 
   synit-pid1 = final.callPackage ./packages/synit-pid1 { };
 
diff --git a/packages/acpi_actor/default.nix b/packages/acpi_actor/default.nix
index ae90100..9d591b2 100644
--- a/packages/acpi_actor/default.nix
+++ b/packages/acpi_actor/default.nix
@@ -1,6 +1,10 @@
-{ lib, buildNimPackage, fetchFromGitea }:
+{
+  lib,
+  buildNimPackage,
+  fetchFromGitea,
+}:
 
-buildNimPackage rec {
+buildNimPackage (finalAttrs: {
   pname = "acpi_actor";
   version = "20231010";
 
@@ -8,7 +12,7 @@ buildNimPackage rec {
     domain = "git.syndicate-lang.org";
     owner = "ehmry";
     repo = pname;
-    rev = version;
+    rev = finalAttrs.version;
     hash = "sha256-eN3VC2yL6UvjeIGvzx0PAujR/Xd6Rc1e9Ftf6fKKk2E=";
   };
 
diff --git a/packages/fontconfig_actor/default.nix b/packages/fontconfig_actor/default.nix
index a002fc3..78609fa 100644
--- a/packages/fontconfig_actor/default.nix
+++ b/packages/fontconfig_actor/default.nix
@@ -1,4 +1,10 @@
-{ lib, buildNimPackage, fetchFromGitea, fontconfig, pkg-config }:
+{
+  lib,
+  buildNimPackage,
+  fetchFromGitea,
+  fontconfig,
+  pkg-config,
+}:
 
 buildNimPackage rec {
   pname = "fontconfig_actor";
diff --git a/packages/libnotify_actor/default.nix b/packages/libnotify_actor/default.nix
index e57e6aa..a1dafc5 100644
--- a/packages/libnotify_actor/default.nix
+++ b/packages/libnotify_actor/default.nix
@@ -1,4 +1,10 @@
-{ lib, buildNimPackage, fetchFromGitea, libnotify, pkg-config }:
+{
+  lib,
+  buildNimPackage,
+  fetchFromGitea,
+  libnotify,
+  pkg-config,
+}:
 
 buildNimPackage rec {
   pname = "libnotify_actor";
diff --git a/packages/nim/noiseprotocol/default.nix b/packages/nim/noiseprotocol/default.nix
index a92498f..e70604b 100644
--- a/packages/nim/noiseprotocol/default.nix
+++ b/packages/nim/noiseprotocol/default.nix
@@ -1,4 +1,8 @@
-{ lib, buildNimPackage, noise-c }:
+{
+  lib,
+  buildNimPackage,
+  noise-c,
+}:
 
 buildNimPackage rec {
   pname = "noise";
diff --git a/packages/nix_actor/default.nix b/packages/nix_actor/default.nix
index 4af0bf7..8db3814 100644
--- a/packages/nix_actor/default.nix
+++ b/packages/nix_actor/default.nix
@@ -1,16 +1,26 @@
-{ lib, buildNimPackage, fetchFromGitea, fetchFromGitHub, boost, nix, pkg-config
+{
+  lib,
+  buildNimPackage,
+  fetchFromGitea,
+  fetchFromGitHub,
+  boost,
+  nix,
+  pkg-config,
 }:
 
 let
-  nix' = nix.overrideAttrs (final: prev: {
-    src = fetchFromGitHub {
-      owner = "NixOS";
-      repo = "nix";
-      rev = "2.13.3";
-      hash = "sha256-jUc2ccTR8f6MGY2pUKgujm+lxSPNGm/ZAP+toX+nMNc=";
-    };
-  });
-in buildNimPackage rec {
+  nix' = nix.overrideAttrs (
+    final: prev: {
+      src = fetchFromGitHub {
+        owner = "NixOS";
+        repo = "nix";
+        rev = "2.13.3";
+        hash = "sha256-jUc2ccTR8f6MGY2pUKgujm+lxSPNGm/ZAP+toX+nMNc=";
+      };
+    }
+  );
+in
+buildNimPackage rec {
   pname = "nix_actor";
   version = "20231009";
 
@@ -25,7 +35,10 @@ in buildNimPackage rec {
   lockFile = "${src}/lock.json";
 
   propagatedNativeBuildInputs = [ pkg-config ];
-  propagatedBuildInputs = [ boost nix' ];
+  propagatedBuildInputs = [
+    boost
+    nix'
+  ];
 
   meta = src.meta // {
     maintainers = [ lib.maintainers.ehmry ];
diff --git a/packages/noise-c/default.nix b/packages/noise-c/default.nix
index 00bc396..f16172d 100644
--- a/packages/noise-c/default.nix
+++ b/packages/noise-c/default.nix
@@ -1,9 +1,17 @@
-{ lib, stdenv, fetchFromGitHub, autoreconfHook }:
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  autoreconfHook,
+}:
 
 stdenv.mkDerivation rec {
   pname = "noise-c";
   version = "20230309";
-  outputs = [ "bin" "out" ];
+  outputs = [
+    "bin"
+    "out"
+  ];
   src = fetchFromGitHub {
     owner = "rweather";
     repo = pname;
diff --git a/packages/preserves-py/default.nix b/packages/preserves-py/default.nix
index 20b1237..b4053d5 100644
--- a/packages/preserves-py/default.nix
+++ b/packages/preserves-py/default.nix
@@ -1,4 +1,10 @@
-{ lib, buildPythonPackage, fetchPypi, python, setuptools-scm }:
+{
+  lib,
+  buildPythonPackage,
+  fetchPypi,
+  python,
+  setuptools-scm,
+}:
 
 buildPythonPackage rec {
   pname = "preserves";
diff --git a/packages/preserves-tools/default.nix b/packages/preserves-tools/default.nix
index fc11725..9910d0d 100644
--- a/packages/preserves-tools/default.nix
+++ b/packages/preserves-tools/default.nix
@@ -1,4 +1,9 @@
-{ lib, rustPlatform, rustc, fetchCrate }:
+{
+  lib,
+  rustPlatform,
+  rustc,
+  fetchCrate,
+}:
 
 rustPlatform.buildRustPackage rec {
   pname = "preserves-tool";
diff --git a/packages/sqlite_actor/default.nix b/packages/sqlite_actor/default.nix
index d7f6f1e..812bcf5 100644
--- a/packages/sqlite_actor/default.nix
+++ b/packages/sqlite_actor/default.nix
@@ -1,4 +1,10 @@
-{ lib, buildNimPackage, fetchFromGitea, pkg-config, sqlcipher }:
+{
+  lib,
+  buildNimPackage,
+  fetchFromGitea,
+  pkg-config,
+  sqlcipher,
+}:
 
 buildNimPackage rec {
   pname = "sqlite_actor";
diff --git a/packages/squeak/default.nix b/packages/squeak/default.nix
index 7b6b5f3..7b8b48b 100644
--- a/packages/squeak/default.nix
+++ b/packages/squeak/default.nix
@@ -1,11 +1,27 @@
-{ lib, stdenv, fetchurl, autoPatchelfHook, makeWrapper, unzip, alsa-lib, libGL
-, libpulseaudio, libuuid, nas, openssl, pango, sndio, xorg }:
+{
+  lib,
+  stdenv,
+  fetchurl,
+  autoPatchelfHook,
+  makeWrapper,
+  unzip,
+  alsa-lib,
+  libGL,
+  libpulseaudio,
+  libuuid,
+  nas,
+  openssl,
+  pango,
+  sndio,
+  xorg,
+}:
 
 let
   versionA = "6.0";
   versionB = "22104";
   versionC = "202206021410";
-  bits = with stdenv.hostPlatform;
+  bits =
+    with stdenv.hostPlatform;
     if is32bit then
       "32"
     else if is64bit then
@@ -14,23 +30,26 @@ let
       throw "too many addressing bits";
   sources = {
     i686-linux = fetchurl {
-      url =
-        "http://files.squeak.org/${versionA}/Squeak${versionA}-${versionB}-${bits}bit/Squeak${versionA}-${versionB}-${bits}bit-${versionC}-Linux-x86.tar.gz";
+      url = "http://files.squeak.org/${versionA}/Squeak${versionA}-${versionB}-${bits}bit/Squeak${versionA}-${versionB}-${bits}bit-${versionC}-Linux-x86.tar.gz";
       sha256 = "sha256-6o9GCeNsHV+OhHBUCqBmslgUEBrS3XPwsl/p8zgfJQs=";
     };
     x86_64-linux = fetchurl {
-      url =
-        "http://files.squeak.org/${versionA}/Squeak${versionA}-${versionB}-${bits}bit/Squeak${versionA}-${versionB}-${bits}bit-${versionC}-Linux-x64.tar.gz";
+      url = "http://files.squeak.org/${versionA}/Squeak${versionA}-${versionB}-${bits}bit/Squeak${versionA}-${versionB}-${bits}bit-${versionC}-Linux-x64.tar.gz";
       sha256 = "sha256-pgTdFyqAQo3K6Th2FXL8Op1hakjcL4rJ6wnKuIlFZ9g=";
     };
   };
-in stdenv.mkDerivation rec {
+in
+stdenv.mkDerivation rec {
   pname = "squeak";
   version = "${versionA}-${versionB}-${versionC}";
 
   src = sources.${stdenv.system};
 
-  nativeBuildInputs = [ autoPatchelfHook makeWrapper unzip ];
+  nativeBuildInputs = [
+    autoPatchelfHook
+    makeWrapper
+    unzip
+  ];
 
   buildInputs = with xorg; [
     alsa-lib
@@ -54,9 +73,7 @@ in stdenv.mkDerivation rec {
     cp -a bin $out/lib
     cp -a shared/* $out/lib
     makeWrapper $out/lib/squeak $out/bin/squeak \
-      --prefix LD_LIBRARY_PATH ":" "$out/lib:${
-        lib.makeLibraryPath [ openssl ]
-      }" \
+      --prefix LD_LIBRARY_PATH ":" "$out/lib:${lib.makeLibraryPath [ openssl ]}" \
       --set SQUEAK_IMAGE $out/lib/Squeak${versionA}-${versionB}-${bits}bit.image
   '';
 
@@ -67,7 +84,10 @@ in stdenv.mkDerivation rec {
   meta = {
     description = "Squeak virtual machine and image";
     homepage = "https://squeak.org/";
-    license = with lib.licenses; [ asl20 mit ];
+    license = with lib.licenses; [
+      asl20
+      mit
+    ];
     maintainers = with lib.maintainers; [ ehmry ];
     platforms = builtins.attrNames sources;
   };
diff --git a/packages/squeaker/default.nix b/packages/squeaker/default.nix
index 74c7489..32961b5 100644
--- a/packages/squeaker/default.nix
+++ b/packages/squeaker/default.nix
@@ -1,4 +1,8 @@
-{ lib, buildPythonApplication, fetchFromGitHub }:
+{
+  lib,
+  buildPythonApplication,
+  fetchFromGitHub,
+}:
 
 buildPythonApplication rec {
   pname = "squeaker";
diff --git a/packages/syndicate-py/default.nix b/packages/syndicate-py/default.nix
index 7124348..f0c8fa7 100644
--- a/packages/syndicate-py/default.nix
+++ b/packages/syndicate-py/default.nix
@@ -1,4 +1,10 @@
-{ lib, buildPythonPackage, fetchPypi, setuptools-scm, preserves, websockets
+{
+  lib,
+  buildPythonPackage,
+  fetchPypi,
+  setuptools-scm,
+  preserves,
+  websockets,
 }:
 
 buildPythonPackage rec {
@@ -11,7 +17,10 @@ buildPythonPackage rec {
   };
 
   buildInputs = [ setuptools-scm ];
-  propagatedBuildInputs = [ preserves websockets ];
+  propagatedBuildInputs = [
+    preserves
+    websockets
+  ];
 
   meta = src.meta // {
     description = "Syndicated Actor model for Python";
diff --git a/packages/syndicate-server/default.nix b/packages/syndicate-server/default.nix
index e88cade..a5a1a41 100644
--- a/packages/syndicate-server/default.nix
+++ b/packages/syndicate-server/default.nix
@@ -1,6 +1,13 @@
 # https://git.syndicate-lang.org/synit/synit/src/branch/main/packaging/packages/syndicate-server/APKBUILD
 
-{ lib, rustPlatform, rust, fetchFromGitea, pkg-config, openssl }:
+{
+  lib,
+  rustPlatform,
+  rust,
+  fetchFromGitea,
+  pkg-config,
+  openssl,
+}:
 
 rustPlatform.buildRustPackage rec {
   pname = "syndicate-server";
@@ -13,7 +20,10 @@ rustPlatform.buildRustPackage rec {
     sha256 = "sha256-jyZlio+wo9YiaiIKCl6YC9Bym89fqUkJOqhBb0Nu/zQ=";
   };
   cargoHash = "sha256-WMX1GPU9GyXNP5qng6PGX++5PLvdViECTr8KPNkF4ps=";
-  nativeBuildInputs = [ rust pkg-config ];
+  nativeBuildInputs = [
+    rust
+    pkg-config
+  ];
   buildInputs = [ openssl ];
 
   meta = {
diff --git a/packages/syndicate_utils-nim/default.nix b/packages/syndicate_utils-nim/default.nix
index 92e1f88..4ecf254 100644
--- a/packages/syndicate_utils-nim/default.nix
+++ b/packages/syndicate_utils-nim/default.nix
@@ -1,6 +1,14 @@
-{ lib, buildNimPackage, fetchFromGitea, pkg-config
+{
+  lib,
+  buildNimPackage,
+  fetchFromGitea,
+  pkg-config,
 
-, postgresql, sqlite, libxml2, libxslt }:
+  postgresql,
+  sqlite,
+  libxml2,
+  libxslt,
+}:
 
 let
   version = "20240407";
@@ -11,13 +19,24 @@ let
     rev = version;
     hash = "sha256-MFoN/2+fOsnJ9fX+5Adj7BDhBcbvh/bIOMnj9vIoq9A=";
   };
-in buildNimPackage (finalAttrs:
-  { buildInputs ? [ ], ... }: {
+in
+buildNimPackage (
+  finalAttrs:
+  {
+    buildInputs ? [ ],
+    ...
+  }:
+  {
     pname = "syndicate_utils";
     inherit version src;
 
     nativeBuildInputs = [ pkg-config ];
-    buildInputs = buildInputs ++ [ postgresql sqlite libxml2 libxslt ];
+    buildInputs = buildInputs ++ [
+      postgresql
+      sqlite
+      libxml2
+      libxslt
+    ];
 
     lockFile = "${src}/lock.json";
 
@@ -27,4 +46,5 @@ in buildNimPackage (finalAttrs:
       maintainers = [ lib.maintainers.ehmry ];
       license = lib.licenses.unlicense;
     };
-  })
+  }
+)
diff --git a/packages/syndicated-open/default.nix b/packages/syndicated-open/default.nix
index 502a769..6302261 100644
--- a/packages/syndicated-open/default.nix
+++ b/packages/syndicated-open/default.nix
@@ -1,4 +1,11 @@
-{ lib, buildNimPackage, fetchFromGitea, makeDesktopItem, pkg-config, pcre }:
+{
+  lib,
+  buildNimPackage,
+  fetchFromGitea,
+  makeDesktopItem,
+  pkg-config,
+  pcre,
+}:
 
 buildNimPackage rec {
   pname = "syndicated-open";
diff --git a/packages/synit-daemons-py/default.nix b/packages/synit-daemons-py/default.nix
index ae1e8e6..cad466f 100644
--- a/packages/synit-daemons-py/default.nix
+++ b/packages/synit-daemons-py/default.nix
@@ -1,51 +1,54 @@
-{ lib, python3Packages, fetchFromGitea }:
+{
+  lib,
+  python3Packages,
+  fetchFromGitea,
+}:
 
 python3Packages.buildPythonApplication rec {
-    pname = "synit-python-daemons";
-    version = "2023-11-01";
-    format = "other";
+  pname = "synit-python-daemons";
+  version = "2023-11-01";
+  format = "other";
 
-    src = fetchFromGitea {
-      domain = "git.syndicate-lang.org";
-      owner = "synit";
-      repo = "synit";
-      rev = "a2ecd8a4e441f8622a57a99987cb0aa5be9e1dcd";
-      hash = "sha256-M79AJ8/Synzm4CYkt3+GYViJLJcuYBW+x32Vfy+oFUM=";
-    };
+  src = fetchFromGitea {
+    domain = "git.syndicate-lang.org";
+    owner = "synit";
+    repo = "synit";
+    rev = "a2ecd8a4e441f8622a57a99987cb0aa5be9e1dcd";
+    hash = "sha256-M79AJ8/Synzm4CYkt3+GYViJLJcuYBW+x32Vfy+oFUM=";
+  };
 
-    sourceRoot =
-      "${src.name}/packaging/packages/synit-config/files/usr/lib/synit/python/synit/daemon";
+  sourceRoot = "${src.name}/packaging/packages/synit-config/files/usr/lib/synit/python/synit/daemon";
 
-    propagatedBuildInputs = with python3Packages; [
-      pyroute2
-      syndicate-py
-    ];
+  propagatedBuildInputs = with python3Packages; [
+    pyroute2
+    syndicate-py
+  ];
 
-    postPatch = ''
-      for f in *.py; do
-        substituteInPlace $f --replace \
-          "/home/tonyg/src/synit/protocols" \
-          "$out/share/syndicate-protocols"
-      done
-    '';
+  postPatch = ''
+    for f in *.py; do
+      substituteInPlace $f --replace \
+        "/home/tonyg/src/synit/protocols" \
+        "$out/share/syndicate-protocols"
+    done
+  '';
 
-    buildPhase = ''
-      runHook preBuild
-      for f in *.py; do
-        sed -i '1i #!/bin/python' $f
-      done
-      runHook postBuild
-    '';
+  buildPhase = ''
+    runHook preBuild
+    for f in *.py; do
+      sed -i '1i #!/bin/python' $f
+    done
+    runHook postBuild
+  '';
 
-    installPhase = ''
-      runHook preInstall
-      for f in *.py; do
-        bin_name=$f
-        bin_name=''${bin_name/.py}
-        bin_name=''${bin_name//_/-}
-        install --mode 0555 -D $f $out/bin/$bin_name
-      done
-      install -D -t $out/share/syndicate-protocols $src/protocols/schema-bundle.bin
-      runHook postInstall
-    '';
+  installPhase = ''
+    runHook preInstall
+    for f in *.py; do
+      bin_name=$f
+      bin_name=''${bin_name/.py}
+      bin_name=''${bin_name//_/-}
+      install --mode 0555 -D $f $out/bin/$bin_name
+    done
+    install -D -t $out/share/syndicate-protocols $src/protocols/schema-bundle.bin
+    runHook postInstall
+  '';
 }
diff --git a/packages/synit-pid1/default.nix b/packages/synit-pid1/default.nix
index e94fdf6..25118dc 100644
--- a/packages/synit-pid1/default.nix
+++ b/packages/synit-pid1/default.nix
@@ -1,6 +1,11 @@
 # https://git.syndicate-lang.org/synit/synit/src/branch/main/packaging/packages/synit-pid1/APKBUILD
 
-{ lib, rustPlatform, rustc, fetchFromGitea }:
+{
+  lib,
+  rustPlatform,
+  rustc,
+  fetchFromGitea,
+}:
 
 rustPlatform.buildRustPackage rec {
   pname = "synit-pid1";
diff --git a/packages/xapian_actor/default.nix b/packages/xapian_actor/default.nix
index fdf7346..3eb0238 100644
--- a/packages/xapian_actor/default.nix
+++ b/packages/xapian_actor/default.nix
@@ -1,4 +1,11 @@
-{ lib, buildNimPackage, fetchFromGitea, pkg-config, syndicate, xapian }:
+{
+  lib,
+  buildNimPackage,
+  fetchFromGitea,
+  pkg-config,
+  syndicate,
+  xapian,
+}:
 
 buildNimPackage rec {
   pname = "xapian_actor";
@@ -13,7 +20,10 @@ buildNimPackage rec {
   };
 
   propagatedNativeBuildInputs = [ pkg-config ];
-  propagatedBuildInputs = [ syndicate xapian ];
+  propagatedBuildInputs = [
+    syndicate
+    xapian
+  ];
 
   meta = src.meta // {
     maintainers = [ lib.maintainers.ehmry ];