diff --git a/flake.lock b/flake.lock
index 6fa85c08e..83c762394 100644
--- a/flake.lock
+++ b/flake.lock
@@ -154,11 +154,11 @@
     "cryptonite": {
       "flake": false,
       "locked": {
-        "lastModified": 1624444174,
-        "narHash": "sha256-sDMA4ej1NIModAt7PQvcgIknI3KwfzcAp9YQUSe4CWw=",
+        "lastModified": 1704764911,
+        "narHash": "sha256-VuEWT2Bd4aSJyRcXpB+lsGDqxrTHB/uRvILzYWLNfxk=",
         "ref": "uni2work",
-        "rev": "71a630edaf5f22c464e24fac8d9d310f4055ea1f",
-        "revCount": 1202,
+        "rev": "f78fca2504bb767d632a3bac8dbbc23367eff0e9",
+        "revCount": 1220,
         "type": "git",
         "url": "https://gitlab.uniworx.de/haskell/cryptonite.git"
       },
@@ -295,11 +295,11 @@
     "hackage": {
       "flake": false,
       "locked": {
-        "lastModified": 1704587119,
-        "narHash": "sha256-TRFglZ7pCUUA/8nOuBSgl00/ZRCHEyjlChM7BKtOW7o=",
+        "lastModified": 1704846187,
+        "narHash": "sha256-eCxEI6PXPsxHSTgnnpEg2fxVbGxIn4ZFYX1M394Tcwc=",
         "owner": "input-output-hk",
         "repo": "hackage.nix",
-        "rev": "ecd98fbd5469a20b4676d12a16cf0ddfb985839b",
+        "rev": "5889a4e063c158261aaad4ad0720ddc4ee6a4a20",
         "type": "github"
       },
       "original": {
@@ -344,11 +344,11 @@
         "stackage": "stackage"
       },
       "locked": {
-        "lastModified": 1704588627,
-        "narHash": "sha256-r2PBVhwymJcsILZ7bjPu5s7gZei4TWB3oQ18j/XEU3Q=",
+        "lastModified": 1704847818,
+        "narHash": "sha256-LQzIY21CkCirSSR+7fB5uQjlFGBzCvjA0x/TuPXT3V8=",
         "owner": "input-output-hk",
         "repo": "haskell.nix",
-        "rev": "a7c10d298ecb807ec403f717cb4b095af01f8137",
+        "rev": "28fceff2ef63b5bd0717371df5500a58ace98ee6",
         "type": "github"
       },
       "original": {
@@ -820,11 +820,11 @@
     "stackage": {
       "flake": false,
       "locked": {
-        "lastModified": 1704586233,
-        "narHash": "sha256-fPoR/v1FWkc8KwXkTHp0uCV4sKy4WWgzLGnvEviOl7Y=",
+        "lastModified": 1704845382,
+        "narHash": "sha256-nzbV0Z9KIEjglN/I1qNIRvi80y8EqebxLI7hn8EvJMI=",
         "owner": "input-output-hk",
         "repo": "stackage.nix",
-        "rev": "5858fedb06d93d88a20c68ca882b6dcb9e72a65d",
+        "rev": "518634e42dfbecf2bae7f3af3eb6fa8fe4fcdca2",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index eef3875da..d40531c5d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -126,7 +126,7 @@
                 };
                })
 
-            # (import ./nix/maildev)
+            (import ./nix/maildev)
             haskell-nix.overlay
             (import ./nix/uniworx { inherit inputs frontendSource backendSource; gitRevision = if self ? rev then self.rev else null; })
             (import ./nix/docker { inherit self; })
diff --git a/nix/maildev/node-env.nix b/nix/maildev/node-env.nix
index 59f0ec5f8..bc1e36628 100644
--- a/nix/maildev/node-env.nix
+++ b/nix/maildev/node-env.nix
@@ -1,10 +1,6 @@
-# SPDX-FileCopyrightText: 2022 Gregor Kleen <gregor.kleen@ifi.lmu.de>
-#
-# SPDX-License-Identifier: AGPL-3.0-or-later
-
 # This file originates from node2nix
 
-{lib, stdenv, nodejs, python2, pkgs, libtool, runCommand, writeTextFile}:
+{lib, stdenv, nodejs, python2, pkgs, libtool, runCommand, writeTextFile, writeShellScript}:
 
 let
   # Workaround to cope with utillinux in Nixpkgs 20.09 and util-linux in Nixpkgs master
@@ -44,36 +40,22 @@ let
       '';
     };
 
-  includeDependencies = {dependencies}:
-    lib.optionalString (dependencies != [])
-      (lib.concatMapStrings (dependency:
-        ''
-          # Bundle the dependencies of the package
-          mkdir -p node_modules
-          cd node_modules
+  # Common shell logic
+  installPackage = writeShellScript "install-package" ''
+    installPackage() {
+      local packageName=$1 src=$2
 
-          # Only include dependencies if they don't exist. They may also be bundled in the package.
-          if [ ! -e "${dependency.name}" ]
-          then
-              ${composePackage dependency}
-          fi
+      local strippedName
 
-          cd ..
-        ''
-      ) dependencies);
-
-  # Recursively composes the dependencies of a package
-  composePackage = { name, packageName, src, dependencies ? [], ... }@args:
-    builtins.addErrorContext "while evaluating node package '${packageName}'" ''
-      DIR=$(pwd)
+      local DIR=$PWD
       cd $TMPDIR
 
-      unpackFile ${src}
+      unpackFile $src
 
       # Make the base dir in which the target dependency resides first
-      mkdir -p "$(dirname "$DIR/${packageName}")"
+      mkdir -p "$(dirname "$DIR/$packageName")"
 
-      if [ -f "${src}" ]
+      if [ -f "$src" ]
       then
           # Figure out what directory has been unpacked
           packageDir="$(find . -maxdepth 1 -type d | tail -1)"
@@ -83,28 +65,53 @@ let
           chmod -R u+w "$packageDir"
 
           # Move the extracted tarball into the output folder
-          mv "$packageDir" "$DIR/${packageName}"
-      elif [ -d "${src}" ]
+          mv "$packageDir" "$DIR/$packageName"
+      elif [ -d "$src" ]
       then
           # Get a stripped name (without hash) of the source directory.
           # On old nixpkgs it's already set internally.
           if [ -z "$strippedName" ]
           then
-              strippedName="$(stripHash ${src})"
+              strippedName="$(stripHash $src)"
           fi
 
           # Restore write permissions to make building work
           chmod -R u+w "$strippedName"
 
           # Move the extracted directory into the output folder
-          mv "$strippedName" "$DIR/${packageName}"
+          mv "$strippedName" "$DIR/$packageName"
       fi
 
-      # Unset the stripped name to not confuse the next unpack step
-      unset strippedName
+      # Change to the package directory to install dependencies
+      cd "$DIR/$packageName"
+    }
+  '';
 
-      # Include the dependencies of the package
-      cd "$DIR/${packageName}"
+  # Bundle the dependencies of the package
+  #
+  # Only include dependencies if they don't exist. They may also be bundled in the package.
+  includeDependencies = {dependencies}:
+    lib.optionalString (dependencies != []) (
+      ''
+        mkdir -p node_modules
+        cd node_modules
+      ''
+      + (lib.concatMapStrings (dependency:
+        ''
+          if [ ! -e "${dependency.packageName}" ]; then
+              ${composePackage dependency}
+          fi
+        ''
+      ) dependencies)
+      + ''
+        cd ..
+      ''
+    );
+
+  # Recursively composes the dependencies of a package
+  composePackage = { name, packageName, src, dependencies ? [], ... }@args:
+    builtins.addErrorContext "while evaluating node package '${packageName}'" ''
+      installPackage "${packageName}" "${src}"
       ${includeDependencies { inherit dependencies; }}
       cd ..
       ${lib.optionalString (builtins.substring 0 1 packageName == "@") "cd .."}
@@ -158,7 +165,11 @@ let
           if(process.argv[2] == "development") {
               replaceDependencies(packageObj.devDependencies);
           }
+          else {
+              packageObj.devDependencies = {};
+          }
           replaceDependencies(packageObj.optionalDependencies);
+          replaceDependencies(packageObj.peerDependencies);
 
           /* Write the fixed package.json file */
           fs.writeFileSync("package.json", JSON.stringify(packageObj, null, 2));
@@ -250,8 +261,8 @@ let
           var packageLock = JSON.parse(fs.readFileSync("./package-lock.json"));
 
           if(![1, 2].includes(packageLock.lockfileVersion)) {
-             process.stderr.write("Sorry, I only understand lock file versions 1 and 2!\n");
-             process.exit(1);
+            process.stderr.write("Sorry, I only understand lock file versions 1 and 2!\n");
+            process.exit(1);
           }
 
           if(packageLock.dependencies !== undefined) {
@@ -263,7 +274,7 @@ let
 
   # Reconstructs a package-lock file from the node_modules/ folder structure and package.json files with dummy sha1 hashes
   reconstructPackageLock = writeTextFile {
-    name = "addintegrityfields.js";
+    name = "reconstructpackagelock.js";
     text = ''
       var fs = require('fs');
       var path = require('path');
@@ -273,25 +284,43 @@ let
       var lockObj = {
           name: packageObj.name,
           version: packageObj.version,
-          lockfileVersion: 1,
+          lockfileVersion: 2,
           requires: true,
+          packages: {
+              "": {
+                  name: packageObj.name,
+                  version: packageObj.version,
+                  license: packageObj.license,
+                  bin: packageObj.bin,
+                  dependencies: packageObj.dependencies,
+                  engines: packageObj.engines,
+                  optionalDependencies: packageObj.optionalDependencies
+              }
+          },
           dependencies: {}
       };
 
-      function augmentPackageJSON(filePath, dependencies) {
+      function augmentPackageJSON(filePath, packages, dependencies) {
           var packageJSON = path.join(filePath, "package.json");
           if(fs.existsSync(packageJSON)) {
               var packageObj = JSON.parse(fs.readFileSync(packageJSON));
+              packages[filePath] = {
+                  version: packageObj.version,
+                  integrity: "sha1-000000000000000000000000000=",
+                  dependencies: packageObj.dependencies,
+                  engines: packageObj.engines,
+                  optionalDependencies: packageObj.optionalDependencies
+              };
               dependencies[packageObj.name] = {
                   version: packageObj.version,
                   integrity: "sha1-000000000000000000000000000=",
                   dependencies: {}
               };
-              processDependencies(path.join(filePath, "node_modules"), dependencies[packageObj.name].dependencies);
+              processDependencies(path.join(filePath, "node_modules"), packages, dependencies[packageObj.name].dependencies);
           }
       }
 
-      function processDependencies(dir, dependencies) {
+      function processDependencies(dir, packages, dependencies) {
           if(fs.existsSync(dir)) {
               var files = fs.readdirSync(dir);
 
@@ -307,23 +336,84 @@ let
                           pkgFiles.forEach(function(entry) {
                               if(stats.isDirectory()) {
                                   var pkgFilePath = path.join(filePath, entry);
-                                  augmentPackageJSON(pkgFilePath, dependencies);
+                                  augmentPackageJSON(pkgFilePath, packages, dependencies);
                               }
                           });
                       } else {
-                          augmentPackageJSON(filePath, dependencies);
+                          augmentPackageJSON(filePath, packages, dependencies);
                       }
                   }
               });
           }
       }
 
-      processDependencies("node_modules", lockObj.dependencies);
+      processDependencies("node_modules", lockObj.packages, lockObj.dependencies);
 
       fs.writeFileSync("package-lock.json", JSON.stringify(lockObj, null, 2));
     '';
   };
 
+  # Script that links bins defined in package.json to the node_modules bin directory
+  # NPM does not do this for top-level packages itself anymore as of v7
+  linkBinsScript = writeTextFile {
+    name = "linkbins.js";
+    text = ''
+      var fs = require('fs');
+      var path = require('path');
+
+      var packageObj = JSON.parse(fs.readFileSync("package.json"));
+
+      var nodeModules = Array(packageObj.name.split("/").length).fill("..").join(path.sep);
+
+      if(packageObj.bin !== undefined) {
+          fs.mkdirSync(path.join(nodeModules, ".bin"))
+
+          if(typeof packageObj.bin == "object") {
+              Object.keys(packageObj.bin).forEach(function(exe) {
+                  if(fs.existsSync(packageObj.bin[exe])) {
+                      console.log("linking bin '" + exe + "'");
+                      fs.symlinkSync(
+                          path.join("..", packageObj.name, packageObj.bin[exe]),
+                          path.join(nodeModules, ".bin", exe)
+                      );
+                  }
+                  else {
+                      console.log("skipping non-existent bin '" + exe + "'");
+                  }
+              })
+          }
+          else {
+              if(fs.existsSync(packageObj.bin)) {
+                  console.log("linking bin '" + packageObj.bin + "'");
+                  fs.symlinkSync(
+                      path.join("..", packageObj.name, packageObj.bin),
+                      path.join(nodeModules, ".bin", packageObj.name.split("/").pop())
+                  );
+              }
+              else {
+                  console.log("skipping non-existent bin '" + packageObj.bin + "'");
+              }
+          }
+      }
+      else if(packageObj.directories !== undefined && packageObj.directories.bin !== undefined) {
+          fs.mkdirSync(path.join(nodeModules, ".bin"))
+
+          fs.readdirSync(packageObj.directories.bin).forEach(function(exe) {
+              if(fs.existsSync(path.join(packageObj.directories.bin, exe))) {
+                  console.log("linking bin '" + exe + "'");
+                  fs.symlinkSync(
+                      path.join("..", packageObj.name, packageObj.directories.bin, exe),
+                      path.join(nodeModules, ".bin", exe)
+                  );
+              }
+              else {
+                  console.log("skipping non-existent bin '" + exe + "'");
+              }
+          })
+      }
+    '';
+  };
+
   prepareAndInvokeNPM = {packageName, bypassCache, reconstructLock, npmFlags, production}:
     let
       forceOfflineFlag = if bypassCache then "--offline" else "--registry http://www.example.com";
@@ -370,20 +460,25 @@ let
 
         npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${lib.optionalString production "--production"} rebuild
 
+        runHook postRebuild
+
         if [ "''${dontNpmInstall-}" != "1" ]
         then
             # NPM tries to download packages even when they already exist if npm-shrinkwrap is used.
             rm -f npm-shrinkwrap.json
 
-            npm ${forceOfflineFlag} --nodedir=${nodeSources} ${npmFlags} ${lib.optionalString production "--production"} install
+            npm ${forceOfflineFlag} --nodedir=${nodeSources} --no-bin-links --ignore-scripts ${npmFlags} ${lib.optionalString production "--production"} install
         fi
+
+        # Link executables defined in package.json
+        node ${linkBinsScript}
     '';
 
   # Builds and composes an NPM package including all its dependencies
   buildNodePackage =
     { name
     , packageName
-    , version
+    , version ? null
     , dependencies ? []
     , buildInputs ? []
     , production ? true
@@ -395,13 +490,14 @@ let
     , dontStrip ? true
     , unpackPhase ? "true"
     , buildPhase ? "true"
+    , meta ? {}
     , ... }@args:
 
     let
-      extraArgs = removeAttrs args [ "name" "dependencies" "buildInputs" "dontStrip" "dontNpmInstall" "preRebuild" "unpackPhase" "buildPhase" ];
+      extraArgs = removeAttrs args [ "name" "dependencies" "buildInputs" "dontStrip" "dontNpmInstall" "preRebuild" "unpackPhase" "buildPhase" "meta" ];
     in
     stdenv.mkDerivation ({
-      name = "node_${name}-${version}";
+      name = "${name}${if version == null then "" else "-${version}"}";
       buildInputs = [ tarWrapper python nodejs ]
         ++ lib.optional (stdenv.isLinux) utillinux
         ++ lib.optional (stdenv.isDarwin) libtool
@@ -418,6 +514,8 @@ let
       passAsFile = [ "compositionScript" "pinpointDependenciesScript" ];
 
       installPhase = ''
+        source ${installPackage}
+
         # Create and enter a root node_modules/ folder
         mkdir -p $out/lib/node_modules
         cd $out/lib/node_modules
@@ -431,6 +529,17 @@ let
         if [ -d "$out/lib/node_modules/.bin" ]
         then
             ln -s $out/lib/node_modules/.bin $out/bin
+
+            # Fixup all executables
+            ls $out/bin/* | while read i
+            do
+                file="$(readlink -f "$i")"
+                chmod u+rwx "$file"
+                if isScript "$file"
+                then
+                    sed -i 's/\r$//' "$file"  # convert crlf to lf
+                fi
+            done
         fi
 
         # Create symlinks to the deployed manual page folders, if applicable
@@ -450,13 +559,18 @@ let
         # Run post install hook, if provided
         runHook postInstall
       '';
+
+      meta = {
+        # default to Node.js' platforms
+        platforms = nodejs.meta.platforms;
+      } // meta;
     } // extraArgs);
 
   # Builds a node environment (a node_modules folder and a set of binaries)
   buildNodeDependencies =
     { name
     , packageName
-    , version
+    , version ? null
     , src
     , dependencies ? []
     , buildInputs ? []
@@ -474,7 +588,7 @@ let
       extraArgs = removeAttrs args [ "name" "dependencies" "buildInputs" ];
     in
       stdenv.mkDerivation ({
-        name = "node-dependencies-${name}-${version}";
+        name = "node-dependencies-${name}${if version == null then "" else "-${version}"}";
 
         buildInputs = [ tarWrapper python nodejs ]
           ++ lib.optional (stdenv.isLinux) utillinux
@@ -490,6 +604,8 @@ let
         passAsFile = [ "includeScript" "pinpointDependenciesScript" ];
 
         installPhase = ''
+          source ${installPackage}
+
           mkdir -p $out/${packageName}
           cd $out/${packageName}
 
@@ -502,6 +618,7 @@ let
             if [ -f ${src}/package-lock.json ]
             then
                 cp ${src}/package-lock.json .
+                chmod 644 package-lock.json
             fi
           ''}
 
@@ -524,7 +641,7 @@ let
   buildNodeShell =
     { name
     , packageName
-    , version
+    , version ? null
     , src
     , dependencies ? []
     , buildInputs ? []
@@ -540,9 +657,10 @@ let
 
     let
       nodeDependencies = buildNodeDependencies args;
+      extraArgs = removeAttrs args [ "name" "dependencies" "buildInputs" "dontStrip" "dontNpmInstall" "unpackPhase" "buildPhase" ];
     in
-    stdenv.mkDerivation {
-      name = "node-shell-${name}-${version}";
+    stdenv.mkDerivation ({
+      name = "node-shell-${name}${if version == null then "" else "-${version}"}";
 
       buildInputs = [ python nodejs ] ++ lib.optional (stdenv.isLinux) utillinux ++ buildInputs;
       buildCommand = ''
@@ -561,7 +679,7 @@ let
         export NODE_PATH=${nodeDependencies}/lib/node_modules
         export PATH="${nodeDependencies}/bin:$PATH"
       '';
-    };
+    } // extraArgs);
 in
 {
   buildNodeSourceDist = lib.makeOverridable buildNodeSourceDist;
diff --git a/nix/maildev/node-packages.nix b/nix/maildev/node-packages.nix
index 3711453bc..5a0981bd0 100644
--- a/nix/maildev/node-packages.nix
+++ b/nix/maildev/node-packages.nix
@@ -1,1198 +1,40 @@
-# SPDX-FileCopyrightText: 2022 Gregor Kleen <gregor.kleen@ifi.lmu.de>
-#
-# SPDX-License-Identifier: AGPL-3.0-or-later
-
-# This file has been generated by node2nix 1.9.0. Do not edit!
+# This file has been generated by node2nix 1.11.1. Do not edit!
 
 {nodeEnv, fetchurl, fetchgit, nix-gitignore, stdenv, lib, globalBuildInputs ? []}:
 
 let
-  sources = {
-    "accepts-1.3.7" = {
-      name = "accepts";
-      packageName = "accepts";
-      version = "1.3.7";
-      src = fetchurl {
-        url = "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz";
-        sha512 = "Il80Qs2WjYlJIBNzNkK6KYqlVMTbZLXgHx2oT0pU/fjRHyEp+PEfEPY0R3WCwAGVOtauxh1hOxNgIf5bv7dQpA==";
-      };
-    };
-    "addressparser-1.0.1" = {
-      name = "addressparser";
-      packageName = "addressparser";
-      version = "1.0.1";
-      src = fetchurl {
-        url = "https://registry.npmjs.org/addressparser/-/addressparser-1.0.1.tgz";
-        sha1 = "47afbe1a2a9262191db6838e4fd1d39b40821746";
-      };
-    };
-    "after-0.8.2" = {
-      name = "after";
-      packageName = "after";
-      version = "0.8.2";
-      src = fetchurl {
-        url = "https://registry.npmjs.org/after/-/after-0.8.2.tgz";
-        sha1 = "fedb394f9f0e02aa9768e702bda23b505fae7e1f";
-      };
-    };
-    "array-flatten-1.1.1" = {
-      name = "array-flatten";
-      packageName = "array-flatten";
-      version = "1.1.1";
-      src = fetchurl {
-        url = "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz";
-        sha1 = "9a5f699051b1e7073328f2a008968b64ea2955d2";
-      };
-    };
-    "arraybuffer.slice-0.0.7" = {
-      name = "arraybuffer.slice";
-      packageName = "arraybuffer.slice";
-      version = "0.0.7";
-      src = fetchurl {
-        url = "https://registry.npmjs.org/arraybuffer.slice/-/arraybuffer.slice-0.0.7.tgz";
-        sha512 = "wGUIVQXuehL5TCqQun8OW81jGzAWycqzFF8lFp+GOM5BXLYj3bKNsYC4daB7n6XjCqxQA/qgTJ+8ANR3acjrog==";
-      };
-    };
-    "async-3.2.0" = {
-      name = "async";
-      packageName = "async";
-      version = "3.2.0";
-      src = fetchurl {
-        url = "https://registry.npmjs.org/async/-/async-3.2.0.tgz";
-        sha512 = "TR2mEZFVOj2pLStYxLht7TyfuRzaydfpxr3k9RpHIzMgw7A64dzsdqCxH1WJyQdoe8T10nDXd9wnEigmiuHIZw==";
-      };
-    };
-    "async-limiter-1.0.1" = {
-      name = "async-limiter";
-      packageName = "async-limiter";
-      version = "1.0.1";
-      src = fetchurl {
-        url = "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz";
-        sha512 = "csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ==";
-      };
-    };
-    "backo2-1.0.2" = {
-      name = "backo2";
-      packageName = "backo2";
-      version = "1.0.2";
-      src = fetchurl {
-        url = "https://registry.npmjs.org/backo2/-/backo2-1.0.2.tgz";
-        sha1 = "31ab1ac8b129363463e35b3ebb69f4dfcfba7947";
-      };
-    };
-    "balanced-match-1.0.2" = {
-      name = "balanced-match";
-      packageName = "balanced-match";
-      version = "1.0.2";
-      src = fetchurl {
-        url = "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz";
-        sha512 = "3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==";
-      };
-    };
-    "base32.js-0.1.0" = {
-      name = "base32.js";
-      packageName = "base32.js";
-      version = "0.1.0";
-      src = fetchurl {
-        url = "https://registry.npmjs.org/base32.js/-/base32.js-0.1.0.tgz";
-        sha1 = "b582dec693c2f11e893cf064ee6ac5b6131a2202";
-      };
-    };
-    "base64-arraybuffer-0.1.5" = {
-      name = "base64-arraybuffer";
-      packageName = "base64-arraybuffer";
-      version = "0.1.5";
-      src = fetchurl {
-        url = "https://registry.npmjs.org/base64-arraybuffer/-/base64-arraybuffer-0.1.5.tgz";
-        sha1 = "73926771923b5a19747ad666aa5cd4bf9c6e9ce8";
-      };
-    };
-    "base64id-1.0.0" = {
-      name = "base64id";
-      packageName = "base64id";
-      version = "1.0.0";
-      src = fetchurl {
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-in
-{
-  maildev = nodeEnv.buildNodePackage {
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     packageName = "maildev";
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-      sources."async-3.2.0"
-      sources."async-limiter-1.0.1"
-      sources."backo2-1.0.2"
-      sources."balanced-match-1.0.2"
-      sources."base32.js-0.1.0"
-      sources."base64-arraybuffer-0.1.5"
-      sources."base64id-1.0.0"
-      sources."better-assert-1.0.2"
-      sources."blob-0.0.5"
-      sources."body-parser-1.19.0"
-      sources."brace-expansion-1.1.11"
-      sources."bytes-3.1.0"
-      sources."callsite-1.0.0"
-      sources."commander-2.20.3"
-      sources."component-bind-1.0.0"
-      sources."component-emitter-1.2.1"
-      sources."component-inherit-0.0.3"
-      sources."concat-map-0.0.1"
-      sources."content-disposition-0.5.3"
-      sources."content-type-1.0.4"
-      sources."cookie-0.4.0"
-      sources."cookie-signature-1.0.6"
-      sources."cors-2.8.5"
-      sources."debug-2.6.9"
-      sources."depd-1.1.2"
-      sources."destroy-1.0.4"
-      sources."ee-first-1.1.1"
-      sources."encodeurl-1.0.2"
-      (sources."engine.io-3.3.2" // {
-        dependencies = [
-          sources."cookie-0.3.1"
-          sources."debug-3.1.0"
-        ];
-      })
-      (sources."engine.io-client-3.3.2" // {
-        dependencies = [
-          sources."debug-3.1.0"
-        ];
-      })
-      sources."engine.io-parser-2.1.3"
-      sources."escape-html-1.0.3"
-      sources."escape-string-regexp-1.0.5"
-      sources."etag-1.8.1"
-      sources."express-4.17.1"
-      sources."extend-3.0.2"
-      sources."finalhandler-1.1.2"
-      sources."forwarded-0.1.2"
-      sources."fresh-0.5.2"
-      sources."fs.realpath-1.0.0"
-      sources."glob-7.1.7"
-      sources."has-binary2-1.0.3"
-      sources."has-cors-1.1.0"
-      sources."http-errors-1.7.2"
-      sources."iconv-lite-0.4.24"
-      sources."indexof-0.0.1"
-      sources."inflight-1.0.6"
-      sources."inherits-2.0.3"
-      sources."ipaddr.js-1.9.1"
-      sources."ipv6-normalize-1.0.1"
-      sources."is-wsl-1.1.0"
-      sources."isarray-2.0.1"
-      sources."mailparser-mit-1.0.0"
-      sources."media-typer-0.3.0"
-      sources."merge-descriptors-1.0.1"
-      sources."methods-1.1.2"
-      sources."mime-1.6.0"
-      sources."mime-db-1.47.0"
-      sources."mime-types-2.1.30"
-      sources."minimatch-3.0.4"
-      sources."ms-2.0.0"
-      sources."negotiator-0.6.2"
-      sources."nodemailer-3.1.8"
-      sources."object-assign-4.1.1"
-      sources."object-component-0.0.3"
-      sources."on-finished-2.3.0"
-      sources."once-1.4.0"
-      sources."opn-6.0.0"
-      sources."parseqs-0.0.5"
-      sources."parseuri-0.0.5"
-      sources."parseurl-1.3.3"
-      sources."path-is-absolute-1.0.1"
-      sources."path-to-regexp-0.1.7"
-      sources."proxy-addr-2.0.6"
-      sources."qs-6.7.0"
-      sources."range-parser-1.2.1"
-      sources."raw-body-2.4.0"
-      sources."rimraf-2.7.1"
-      sources."safe-buffer-5.1.2"
-      sources."safer-buffer-2.1.2"
-      (sources."send-0.17.1" // {
-        dependencies = [
-          sources."ms-2.1.1"
-        ];
-      })
-      sources."serve-static-1.14.1"
-      sources."setprototypeof-1.1.1"
-      sources."smtp-connection-4.0.2"
-      (sources."smtp-server-3.5.0" // {
-        dependencies = [
-          sources."nodemailer-5.0.0"
-        ];
-      })
-      (sources."socket.io-2.2.0" // {
-        dependencies = [
-          sources."debug-4.1.1"
-          sources."ms-2.1.3"
-        ];
-      })
-      sources."socket.io-adapter-1.1.2"
-      (sources."socket.io-client-2.2.0" // {
-        dependencies = [
-          sources."debug-3.1.0"
-        ];
-      })
-      (sources."socket.io-parser-3.3.2" // {
-        dependencies = [
-          sources."component-emitter-1.3.0"
-          sources."debug-3.1.0"
-        ];
-      })
-      sources."statuses-1.5.0"
-      sources."to-array-0.1.4"
-      sources."toidentifier-1.0.0"
-      sources."type-is-1.6.18"
-      sources."unpipe-1.0.0"
-      sources."utils-merge-1.0.1"
-      sources."uue-3.1.2"
-      sources."vary-1.1.2"
-      sources."wildstring-1.0.9"
-      sources."wrappy-1.0.2"
-      sources."ws-6.1.4"
-      sources."xmlhttprequest-ssl-1.5.5"
-      sources."yeast-0.1.2"
-    ];
+    version = "27.4.56";
+    src = ../..;
     buildInputs = globalBuildInputs;
     meta = {
-      description = "SMTP Server and Web Interface for reading and testing emails during development";
-      homepage = "http://djfarrelly.github.io/MailDev/";
-      license = "MIT";
+      description = "";
+      license = "AGPL-3.0-or-later";
     };
     production = true;
     bypassCache = true;
-    reconstructLock = true;
+    reconstructLock = false;
   };
+in
+{
+  args = args;
+  sources = sources;
+  tarball = nodeEnv.buildNodeSourceDist args;
+  package = nodeEnv.buildNodePackage args;
+  shell = nodeEnv.buildNodeShell args;
+  nodeDependencies = nodeEnv.buildNodeDependencies (lib.overrideExisting args {
+    src = stdenv.mkDerivation {
+      name = args.name + "-package-json";
+      src = nix-gitignore.gitignoreSourcePure [
+        "*"
+        "!package.json"
+        "!package-lock.json"
+      ] args.src;
+      dontBuild = true;
+      installPhase = "mkdir -p $out; cp -r ./* $out;";
+    };
+  });
 }
diff --git a/nix/maildev/node2nix.nix b/nix/maildev/node2nix.nix
index 46a830f53..f1226a0a8 100644
--- a/nix/maildev/node2nix.nix
+++ b/nix/maildev/node2nix.nix
@@ -1,8 +1,4 @@
-# SPDX-FileCopyrightText: 2022-2024 Sarah Vaupel <sarah.vaupel@uniworx.de>, Gregor Kleen <gregor.kleen@ifi.lmu.de>
-#
-# SPDX-License-Identifier: AGPL-3.0-or-later
-
-# This file has been generated by node2nix 1.9.0. Do not edit!
+# This file has been generated by node2nix 1.11.1. Do not edit!
 
 {pkgs ? import <nixpkgs> {
     inherit system;
@@ -10,7 +6,7 @@
 
 let
   nodeEnv = import ./node-env.nix {
-    inherit (pkgs) stdenv lib python2 runCommand writeTextFile;
+    inherit (pkgs) stdenv lib python2 runCommand writeTextFile writeShellScript;
     inherit pkgs nodejs;
     libtool = if pkgs.stdenv.isDarwin then pkgs.darwin.cctools else null;
   };