diff --git a/.circleci/config.yml b/.circleci/config.yml
index a578804df634e..8b4a366125730 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -890,6 +890,8 @@ jobs:
             core0.test_hello_world
             core0.test_hello_argc_pthreads
             core2.test_pthread_create
+            other.test_esm
+            other.test_esm_pthreads
             "
   test-deno:
     executor: linux-python
@@ -908,6 +910,8 @@ jobs:
             core0.test_hello_world
             core0.test_hello_argc_pthreads
             core2.test_pthread_create
+            other.test_esm
+            other.test_esm_pthreads
             "
   test-jsc:
     executor: linux-python
diff --git a/src/babel-plugins/strip-node-prefix.mjs b/src/babel-plugins/strip-node-prefix.mjs
new file mode 100644
index 0000000000000..191fce47951ee
--- /dev/null
+++ b/src/babel-plugins/strip-node-prefix.mjs
@@ -0,0 +1,48 @@
+/**
+ * @license
+ * Copyright 2026 The Emscripten Authors
+ * SPDX-License-Identifier: MIT
+ */
+
+// A babel plugin to remove the leading `node:` prefix from all imports.
+
+export default function ({ types: t, targets }) {
+  // Skip this plugin for Node.js >= 16
+  if (+targets().node.split('.')[0] >= 16) {
+    return {};
+  }
+
+  return {
+    name: 'strip-node-prefix',
+    visitor: {
+      // e.g. `import fs from 'node:fs'`
+      ImportDeclaration({ node }) {
+        if (node.source.value.startsWith('node:')) {
+          node.source.value = node.source.value.slice(5);
+        }
+      },
+
+      // e.g. `await import('node:fs')`
+      // Note: only here for reference, it's mangled with EMSCRIPTEN$AWAIT$IMPORT below.
+      ImportExpression({ node }) {
+        if (t.isStringLiteral(node.source) && node.source.value.startsWith('node:')) {
+          node.source.value = node.source.value.slice(5);
+        }
+      },
+
+      // e.g. `require('node:fs')` or EMSCRIPTEN$AWAIT$IMPORT('node:fs')
+      CallExpression({ node }) {
+        if (
+          (t.isIdentifier(node.callee, { name: 'require' }) ||
+            // Special placeholder for `await import`
+            // FIXME: Remove after PR https://github.com/emscripten-core/emscripten/pull/23730 is landed.
+            t.isIdentifier(node.callee, { name: 'EMSCRIPTEN$AWAIT$IMPORT' })) &&
+          t.isStringLiteral(node.arguments[0]) &&
+          node.arguments[0].value.startsWith('node:')
+        ) {
+          node.arguments[0].value = node.arguments[0].value.slice(5);
+        }
+      },
+    },
+  };
+}
diff --git a/src/lib/libatomic.js b/src/lib/libatomic.js
index e59dcd011b036..e1dbc5bc4b08a 100644
--- a/src/lib/libatomic.js
+++ b/src/lib/libatomic.js
@@ -161,7 +161,7 @@ addToLibrary({
 
   emscripten_num_logical_cores: () =>
 #if ENVIRONMENT_MAY_BE_NODE
-    ENVIRONMENT_IS_NODE ? require('os').cpus().length :
+    ENVIRONMENT_IS_NODE ? require('node:os').cpus().length :
 #endif
     navigator['hardwareConcurrency'],
 });
diff --git a/src/lib/libcore.js b/src/lib/libcore.js
index 0ccf09ed67632..1355a7b075863 100644
--- a/src/lib/libcore.js
+++ b/src/lib/libcore.js
@@ -351,7 +351,7 @@ addToLibrary({
       var cmdstr = UTF8ToString(command);
       if (!cmdstr.length) return 0; // this is what glibc seems to do (shell works test?)
 
-      var cp = require('child_process');
+      var cp = require('node:child_process');
       var ret = cp.spawnSync(cmdstr, [], {shell:true, stdio:'inherit'});
 
       var _W_EXITCODE = (ret, sig) => ((ret) << 8 | (sig));
diff --git a/src/lib/libembind_gen.js b/src/lib/libembind_gen.js
index dba519e04078e..c814634f8faa8 100644
--- a/src/lib/libembind_gen.js
+++ b/src/lib/libembind_gen.js
@@ -922,7 +922,7 @@ var LibraryEmbind = {
     const printer = new TsPrinter(moduleDefinitions);
 #endif
     const output = printer.print();
-    var fs = require('fs');
+    var fs = require('node:fs');
     fs.writeFileSync(process.argv[2], output + '\n');
   },
 
diff --git a/src/lib/libnodepath.js b/src/lib/libnodepath.js
index 209b9e9340620..d891bf7339662 100644
--- a/src/lib/libnodepath.js
+++ b/src/lib/libnodepath.js
@@ -12,7 +12,7 @@
 // operations. Hence, using `nodePath` should be safe here.
 
 addToLibrary({
-  $nodePath: "require('path')",
+  $nodePath: "require('node:path')",
   $PATH__deps: ['$nodePath'],
   $PATH: `{
     isAbs: nodePath.isAbsolute,
diff --git a/src/lib/libwasi.js b/src/lib/libwasi.js
index c9a20616d04fd..55a32db216022 100644
--- a/src/lib/libwasi.js
+++ b/src/lib/libwasi.js
@@ -571,7 +571,7 @@ var WasiLibrary = {
 #if ENVIRONMENT_MAY_BE_NODE && MIN_NODE_VERSION < 190000
     // This block is not needed on v19+ since crypto.getRandomValues is builtin
     if (ENVIRONMENT_IS_NODE) {
-      var nodeCrypto = require('crypto');
+      var nodeCrypto = require('node:crypto');
       return (view) => nodeCrypto.randomFillSync(view);
     }
 #endif // ENVIRONMENT_MAY_BE_NODE
diff --git a/src/lib/libwasm_worker.js b/src/lib/libwasm_worker.js
index 84df15266aa7b..beea49fe5cd7a 100644
--- a/src/lib/libwasm_worker.js
+++ b/src/lib/libwasm_worker.js
@@ -286,7 +286,7 @@ if (ENVIRONMENT_IS_WASM_WORKER
 
   emscripten_navigator_hardware_concurrency: () => {
 #if ENVIRONMENT_MAY_BE_NODE
-    if (ENVIRONMENT_IS_NODE) return require('os').cpus().length;
+    if (ENVIRONMENT_IS_NODE) return require('node:os').cpus().length;
 #endif
     return navigator['hardwareConcurrency'];
   },
diff --git a/src/parseTools.mjs b/src/parseTools.mjs
index 2b6c3865ee666..75d3a9b5cd9a7 100644
--- a/src/parseTools.mjs
+++ b/src/parseTools.mjs
@@ -1140,9 +1140,9 @@ function nodePthreadDetection() {
   // Under node we detect that we are running in a pthread by checking the
   // workerData property.
   if (EXPORT_ES6) {
-    return "(await import('worker_threads')).workerData === 'em-pthread'";
+    return "(await import('node:worker_threads')).workerData === 'em-pthread'";
   } else {
-    return "require('worker_threads').workerData === 'em-pthread'";
+    return "require('node:worker_threads').workerData === 'em-pthread'";
   }
 }
 
@@ -1150,9 +1150,9 @@ function nodeWWDetection() {
   // Under node we detect that we are running in a wasm worker by checking the
   // workerData property.
   if (EXPORT_ES6) {
-    return "(await import('worker_threads')).workerData === 'em-ww'";
+    return "(await import('node:worker_threads')).workerData === 'em-ww'";
   } else {
-    return "require('worker_threads').workerData === 'em-ww'";
+    return "require('node:worker_threads').workerData === 'em-ww'";
   }
 }
 
diff --git a/src/postamble.js b/src/postamble.js
index ae4d02ceae9b6..7fd23b842370e 100644
--- a/src/postamble.js
+++ b/src/postamble.js
@@ -322,7 +322,7 @@ if (ENVIRONMENT_IS_NODE
 #endif
 )
 {
-  const url = await import('url');
+  const url = await import('node:url');
   const isMainModule = url.pathToFileURL(process.argv[1]).href === import.meta.url;
   if (isMainModule) await init();
 }
diff --git a/src/preamble.js b/src/preamble.js
index 78e11633ad8c2..f704fed9e72a9 100644
--- a/src/preamble.js
+++ b/src/preamble.js
@@ -555,7 +555,7 @@ function instantiateSync(file, info) {
   var binary = getBinarySync(file);
 #if NODE_CODE_CACHING
   if (ENVIRONMENT_IS_NODE) {
-    var v8 = require('v8');
+    var v8 = require('node:v8');
     // Include the V8 version in the cache name, so that we don't try to
     // load cached code from another version, which fails silently (it seems
     // to load ok, but we do actually recompile the binary every time).
diff --git a/src/pthread_esm_startup.mjs b/src/pthread_esm_startup.mjs
index 319e66086de48..8223489b3b63c 100644
--- a/src/pthread_esm_startup.mjs
+++ b/src/pthread_esm_startup.mjs
@@ -17,7 +17,7 @@ console.log("Running pthread_esm_startup");
 if ({{{ nodeDetectionCode() }}}) {
   // Create as web-worker-like an environment as we can.
   globalThis.self = globalThis;
-  var worker_threads = await import('worker_threads');
+  var worker_threads = await import('node:worker_threads');
   globalThis.Worker = worker_threads.Worker;
   var parentPort = worker_threads['parentPort'];
   // Deno and Bun already have `postMessage` defined on the global scope and
diff --git a/src/runtime_debug.js b/src/runtime_debug.js
index a6e6a1823aba2..7c1170a3b3010 100644
--- a/src/runtime_debug.js
+++ b/src/runtime_debug.js
@@ -15,8 +15,8 @@ function dbg(...args) {
   // See https://github.com/emscripten-core/emscripten/issues/14804
   if (ENVIRONMENT_IS_NODE) {
     // TODO(sbc): Unify with err/out implementation in shell.sh.
-    var fs = require('fs');
-    var utils = require('util');
+    var fs = require('node:fs');
+    var utils = require('node:util');
     function stringify(a) {
       switch (typeof a) {
         case 'object': return utils.inspect(a);
diff --git a/src/shell.js b/src/shell.js
index 58b5b7108ffc7..7a88a9937cfdb 100644
--- a/src/shell.js
+++ b/src/shell.js
@@ -112,13 +112,13 @@ if (ENVIRONMENT_IS_NODE) {
 #if EXPORT_ES6
   // When building an ES module `require` is not normally available.
   // We need to use `createRequire()` to construct the require()` function.
-  const { createRequire } = await import('module');
+  const { createRequire } = await import('node:module');
   /** @suppress{duplicate} */
   var require = createRequire(import.meta.url);
 #endif
 
 #if PTHREADS || WASM_WORKERS
-  var worker_threads = require('worker_threads');
+  var worker_threads = require('node:worker_threads');
   global.Worker = worker_threads.Worker;
   ENVIRONMENT_IS_WORKER = !worker_threads.isMainThread;
 #if PTHREADS
@@ -200,11 +200,11 @@ if (ENVIRONMENT_IS_NODE) {
 
   // These modules will usually be used on Node.js. Load them eagerly to avoid
   // the complexity of lazy-loading.
-  var fs = require('fs');
+  var fs = require('node:fs');
 
 #if EXPORT_ES6
   if (_scriptName.startsWith('file:')) {
-    scriptDirectory = require('path').dirname(require('url').fileURLToPath(_scriptName)) + '/';
+    scriptDirectory = require('node:path').dirname(require('node:url').fileURLToPath(_scriptName)) + '/';
   }
 #else
   scriptDirectory = __dirname + '/';
@@ -376,7 +376,7 @@ if (!ENVIRONMENT_IS_AUDIO_WORKLET)
 var defaultPrint = console.log.bind(console);
 var defaultPrintErr = console.error.bind(console);
 if (ENVIRONMENT_IS_NODE) {
-  var utils = require('util');
+  var utils = require('node:util');
   var stringify = (a) => typeof a == 'object' ? utils.inspect(a) : a;
   defaultPrint = (...args) => fs.writeSync(1, args.map(stringify).join(' ') + '\n');
   defaultPrintErr = (...args) => fs.writeSync(2, args.map(stringify).join(' ') + '\n');
diff --git a/src/shell_minimal.js b/src/shell_minimal.js
index f4957cafbc38c..40c690061048e 100644
--- a/src/shell_minimal.js
+++ b/src/shell_minimal.js
@@ -55,7 +55,7 @@ var ENVIRONMENT_IS_WEB = !ENVIRONMENT_IS_NODE;
 
 #if ENVIRONMENT_MAY_BE_NODE && (PTHREADS || WASM_WORKERS)
 if (ENVIRONMENT_IS_NODE) {
-  var worker_threads = require('worker_threads');
+  var worker_threads = require('node:worker_threads');
   global.Worker = worker_threads.Worker;
 }
 #endif
@@ -99,7 +99,7 @@ if (ENVIRONMENT_IS_NODE && ENVIRONMENT_IS_SHELL) {
 var defaultPrint = console.log.bind(console);
 var defaultPrintErr = console.error.bind(console);
 if (ENVIRONMENT_IS_NODE) {
-  var fs = require('fs');
+  var fs = require('node:fs');
   defaultPrint = (...args) => fs.writeSync(1, args.join(' ') + '\n');
   defaultPrintErr = (...args) => fs.writeSync(2, args.join(' ') + '\n');
 }
@@ -181,7 +181,7 @@ if (!ENVIRONMENT_IS_PTHREAD) {
 // Wasm or Wasm2JS loading:
 
 if (ENVIRONMENT_IS_NODE) {
-  var fs = require('fs');
+  var fs = require('node:fs');
 #if WASM == 2
   if (globalThis.WebAssembly) Module['wasm'] = fs.readFileSync(__dirname + '/{{{ TARGET_BASENAME }}}.wasm');
   else eval(fs.readFileSync(__dirname + '/{{{ TARGET_BASENAME }}}.wasm.js')+'');
diff --git a/test/codesize/test_codesize_cxx_ctors1.json b/test/codesize/test_codesize_cxx_ctors1.json
index 1fb6b9839a153..bc9726a9f1592 100644
--- a/test/codesize/test_codesize_cxx_ctors1.json
+++ b/test/codesize/test_codesize_cxx_ctors1.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 19654,
-  "a.out.js.gz": 8145,
+  "a.out.js": 19664,
+  "a.out.js.gz": 8146,
   "a.out.nodebug.wasm": 133734,
   "a.out.nodebug.wasm.gz": 51516,
-  "total": 153388,
-  "total_gz": 59661,
+  "total": 153398,
+  "total_gz": 59662,
   "sent": [
     "__cxa_throw",
     "_abort_js",
diff --git a/test/codesize/test_codesize_cxx_ctors2.json b/test/codesize/test_codesize_cxx_ctors2.json
index c9ee2a9ed07ca..498fcf8884df2 100644
--- a/test/codesize/test_codesize_cxx_ctors2.json
+++ b/test/codesize/test_codesize_cxx_ctors2.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 19631,
-  "a.out.js.gz": 8132,
+  "a.out.js": 19641,
+  "a.out.js.gz": 8133,
   "a.out.nodebug.wasm": 133152,
   "a.out.nodebug.wasm.gz": 51189,
-  "total": 152783,
-  "total_gz": 59321,
+  "total": 152793,
+  "total_gz": 59322,
   "sent": [
     "__cxa_throw",
     "_abort_js",
diff --git a/test/codesize/test_codesize_cxx_except.json b/test/codesize/test_codesize_cxx_except.json
index 2111fa0e20c1a..b895ed7526507 100644
--- a/test/codesize/test_codesize_cxx_except.json
+++ b/test/codesize/test_codesize_cxx_except.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 23315,
-  "a.out.js.gz": 9125,
+  "a.out.js": 23325,
+  "a.out.js.gz": 9127,
   "a.out.nodebug.wasm": 175691,
   "a.out.nodebug.wasm.gz": 59682,
-  "total": 199006,
-  "total_gz": 68807,
+  "total": 199016,
+  "total_gz": 68809,
   "sent": [
     "__cxa_begin_catch",
     "__cxa_end_catch",
diff --git a/test/codesize/test_codesize_cxx_except_wasm.json b/test/codesize/test_codesize_cxx_except_wasm.json
index c5fa65f3bf466..f03a67e819883 100644
--- a/test/codesize/test_codesize_cxx_except_wasm.json
+++ b/test/codesize/test_codesize_cxx_except_wasm.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 19470,
-  "a.out.js.gz": 8070,
+  "a.out.js": 19475,
+  "a.out.js.gz": 8072,
   "a.out.nodebug.wasm": 149098,
   "a.out.nodebug.wasm.gz": 56901,
-  "total": 168568,
-  "total_gz": 64971,
+  "total": 168573,
+  "total_gz": 64973,
   "sent": [
     "_abort_js",
     "_tzset_js",
diff --git a/test/codesize/test_codesize_cxx_except_wasm_legacy.json b/test/codesize/test_codesize_cxx_except_wasm_legacy.json
index 02635e9adb3e8..79dedd9454903 100644
--- a/test/codesize/test_codesize_cxx_except_wasm_legacy.json
+++ b/test/codesize/test_codesize_cxx_except_wasm_legacy.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 19539,
-  "a.out.js.gz": 8089,
+  "a.out.js": 19549,
+  "a.out.js.gz": 8091,
   "a.out.nodebug.wasm": 146681,
   "a.out.nodebug.wasm.gz": 56474,
-  "total": 166220,
-  "total_gz": 64563,
+  "total": 166230,
+  "total_gz": 64565,
   "sent": [
     "_abort_js",
     "_tzset_js",
diff --git a/test/codesize/test_codesize_cxx_lto.json b/test/codesize/test_codesize_cxx_lto.json
index 23e027a546a99..96c543e9e952a 100644
--- a/test/codesize/test_codesize_cxx_lto.json
+++ b/test/codesize/test_codesize_cxx_lto.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 19001,
-  "a.out.js.gz": 7824,
+  "a.out.js": 19011,
+  "a.out.js.gz": 7826,
   "a.out.nodebug.wasm": 101673,
   "a.out.nodebug.wasm.gz": 40413,
-  "total": 120674,
-  "total_gz": 48237,
+  "total": 120684,
+  "total_gz": 48239,
   "sent": [
     "a (emscripten_resize_heap)",
     "b (_setitimer_js)",
diff --git a/test/codesize/test_codesize_cxx_mangle.json b/test/codesize/test_codesize_cxx_mangle.json
index 56d121e05c927..57c68bc43a43d 100644
--- a/test/codesize/test_codesize_cxx_mangle.json
+++ b/test/codesize/test_codesize_cxx_mangle.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 23365,
-  "a.out.js.gz": 9145,
+  "a.out.js": 23375,
+  "a.out.js.gz": 9147,
   "a.out.nodebug.wasm": 239944,
   "a.out.nodebug.wasm.gz": 81208,
-  "total": 263309,
-  "total_gz": 90353,
+  "total": 263319,
+  "total_gz": 90355,
   "sent": [
     "__cxa_begin_catch",
     "__cxa_end_catch",
diff --git a/test/codesize/test_codesize_cxx_noexcept.json b/test/codesize/test_codesize_cxx_noexcept.json
index 9dd4bc93427b3..31717d79d9002 100644
--- a/test/codesize/test_codesize_cxx_noexcept.json
+++ b/test/codesize/test_codesize_cxx_noexcept.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 19654,
-  "a.out.js.gz": 8145,
+  "a.out.js": 19664,
+  "a.out.js.gz": 8146,
   "a.out.nodebug.wasm": 136307,
   "a.out.nodebug.wasm.gz": 52390,
-  "total": 155961,
-  "total_gz": 60535,
+  "total": 155971,
+  "total_gz": 60536,
   "sent": [
     "__cxa_throw",
     "_abort_js",
diff --git a/test/codesize/test_codesize_cxx_wasmfs.json b/test/codesize/test_codesize_cxx_wasmfs.json
index 0fc4f28818aa7..7fb26eda866bb 100644
--- a/test/codesize/test_codesize_cxx_wasmfs.json
+++ b/test/codesize/test_codesize_cxx_wasmfs.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 7043,
-  "a.out.js.gz": 3322,
+  "a.out.js": 7053,
+  "a.out.js.gz": 3325,
   "a.out.nodebug.wasm": 174601,
   "a.out.nodebug.wasm.gz": 65335,
-  "total": 181644,
-  "total_gz": 68657,
+  "total": 181654,
+  "total_gz": 68660,
   "sent": [
     "__cxa_throw",
     "_abort_js",
diff --git a/test/codesize/test_codesize_file_preload.expected.js b/test/codesize/test_codesize_file_preload.expected.js
index 0b5c62f89b9ef..1030cbe8fad3a 100644
--- a/test/codesize/test_codesize_file_preload.expected.js
+++ b/test/codesize/test_codesize_file_preload.expected.js
@@ -190,7 +190,7 @@ var readAsync, readBinary;
 if (ENVIRONMENT_IS_NODE) {
   // These modules will usually be used on Node.js. Load them eagerly to avoid
   // the complexity of lazy-loading.
-  var fs = require("fs");
+  var fs = require("node:fs");
   scriptDirectory = __dirname + "/";
   // include: node_shell_read.js
   readBinary = filename => {
@@ -603,7 +603,7 @@ var PATH = {
 var initRandomFill = () => {
   // This block is not needed on v19+ since crypto.getRandomValues is builtin
   if (ENVIRONMENT_IS_NODE) {
-    var nodeCrypto = require("crypto");
+    var nodeCrypto = require("node:crypto");
     return view => nodeCrypto.randomFillSync(view);
   }
   return view => crypto.getRandomValues(view);
diff --git a/test/codesize/test_codesize_file_preload.json b/test/codesize/test_codesize_file_preload.json
index 3a486bce4d356..f3f9b8b4c2060 100644
--- a/test/codesize/test_codesize_file_preload.json
+++ b/test/codesize/test_codesize_file_preload.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 22561,
-  "a.out.js.gz": 9336,
+  "a.out.js": 22571,
+  "a.out.js.gz": 9339,
   "a.out.nodebug.wasm": 1681,
   "a.out.nodebug.wasm.gz": 960,
-  "total": 24242,
-  "total_gz": 10296,
+  "total": 24252,
+  "total_gz": 10299,
   "sent": [
     "a (fd_write)"
   ],
diff --git a/test/codesize/test_codesize_files_js_fs.json b/test/codesize/test_codesize_files_js_fs.json
index 1e6532c6790b5..394c9faa62526 100644
--- a/test/codesize/test_codesize_files_js_fs.json
+++ b/test/codesize/test_codesize_files_js_fs.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 18273,
-  "a.out.js.gz": 7462,
+  "a.out.js": 18283,
+  "a.out.js.gz": 7464,
   "a.out.nodebug.wasm": 381,
   "a.out.nodebug.wasm.gz": 260,
-  "total": 18654,
-  "total_gz": 7722,
+  "total": 18664,
+  "total_gz": 7724,
   "sent": [
     "a (fd_write)",
     "b (fd_read)",
diff --git a/test/codesize/test_codesize_files_wasmfs.json b/test/codesize/test_codesize_files_wasmfs.json
index 511872e65bbb0..f48848f5be360 100644
--- a/test/codesize/test_codesize_files_wasmfs.json
+++ b/test/codesize/test_codesize_files_wasmfs.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 5465,
-  "a.out.js.gz": 2576,
+  "a.out.js": 5475,
+  "a.out.js.gz": 2578,
   "a.out.nodebug.wasm": 51053,
   "a.out.nodebug.wasm.gz": 18176,
-  "total": 56518,
-  "total_gz": 20752,
+  "total": 56528,
+  "total_gz": 20754,
   "sent": [
     "a (emscripten_date_now)",
     "b (emscripten_err)",
diff --git a/test/codesize/test_codesize_hello_O0.json b/test/codesize/test_codesize_hello_O0.json
index 1937b4808b565..ae1c3e5fc6f88 100644
--- a/test/codesize/test_codesize_hello_O0.json
+++ b/test/codesize/test_codesize_hello_O0.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 24220,
-  "a.out.js.gz": 8700,
+  "a.out.js": 24225,
+  "a.out.js.gz": 8703,
   "a.out.nodebug.wasm": 15138,
   "a.out.nodebug.wasm.gz": 7455,
-  "total": 39358,
-  "total_gz": 16155,
+  "total": 39363,
+  "total_gz": 16158,
   "sent": [
     "fd_write"
   ],
diff --git a/test/codesize/test_codesize_hello_O1.json b/test/codesize/test_codesize_hello_O1.json
index 9525cad3cc8c3..9c4d7260067b2 100644
--- a/test/codesize/test_codesize_hello_O1.json
+++ b/test/codesize/test_codesize_hello_O1.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 6345,
-  "a.out.js.gz": 2460,
+  "a.out.js": 6350,
+  "a.out.js.gz": 2462,
   "a.out.nodebug.wasm": 2675,
   "a.out.nodebug.wasm.gz": 1491,
-  "total": 9020,
-  "total_gz": 3951,
+  "total": 9025,
+  "total_gz": 3953,
   "sent": [
     "fd_write"
   ],
diff --git a/test/codesize/test_codesize_hello_O2.json b/test/codesize/test_codesize_hello_O2.json
index c0f30e38d682c..c22ad426dd9a4 100644
--- a/test/codesize/test_codesize_hello_O2.json
+++ b/test/codesize/test_codesize_hello_O2.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 4319,
-  "a.out.js.gz": 2131,
+  "a.out.js": 4324,
+  "a.out.js.gz": 2134,
   "a.out.nodebug.wasm": 1927,
   "a.out.nodebug.wasm.gz": 1138,
-  "total": 6246,
-  "total_gz": 3269,
+  "total": 6251,
+  "total_gz": 3272,
   "sent": [
     "fd_write"
   ],
diff --git a/test/codesize/test_codesize_hello_O3.json b/test/codesize/test_codesize_hello_O3.json
index 1b9f5f4d33fd2..29437d2ab4ab1 100644
--- a/test/codesize/test_codesize_hello_O3.json
+++ b/test/codesize/test_codesize_hello_O3.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 4261,
-  "a.out.js.gz": 2091,
+  "a.out.js": 4266,
+  "a.out.js.gz": 2093,
   "a.out.nodebug.wasm": 1681,
   "a.out.nodebug.wasm.gz": 960,
-  "total": 5942,
-  "total_gz": 3051,
+  "total": 5947,
+  "total_gz": 3053,
   "sent": [
     "a (fd_write)"
   ],
diff --git a/test/codesize/test_codesize_hello_Os.json b/test/codesize/test_codesize_hello_Os.json
index 560a05125f5ce..5f6563e9658b4 100644
--- a/test/codesize/test_codesize_hello_Os.json
+++ b/test/codesize/test_codesize_hello_Os.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 4261,
-  "a.out.js.gz": 2091,
+  "a.out.js": 4266,
+  "a.out.js.gz": 2093,
   "a.out.nodebug.wasm": 1671,
   "a.out.nodebug.wasm.gz": 964,
-  "total": 5932,
-  "total_gz": 3055,
+  "total": 5937,
+  "total_gz": 3057,
   "sent": [
     "a (fd_write)"
   ],
diff --git a/test/codesize/test_codesize_hello_Oz.json b/test/codesize/test_codesize_hello_Oz.json
index 257881bb2e175..cbddd1fb6b2ae 100644
--- a/test/codesize/test_codesize_hello_Oz.json
+++ b/test/codesize/test_codesize_hello_Oz.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 3896,
-  "a.out.js.gz": 1895,
+  "a.out.js": 3901,
+  "a.out.js.gz": 1899,
   "a.out.nodebug.wasm": 1205,
   "a.out.nodebug.wasm.gz": 740,
-  "total": 5101,
-  "total_gz": 2635,
+  "total": 5106,
+  "total_gz": 2639,
   "sent": [
     "a (fd_write)"
   ],
diff --git a/test/codesize/test_codesize_hello_dylink.json b/test/codesize/test_codesize_hello_dylink.json
index 6ce5218a1b710..e3faee66565a1 100644
--- a/test/codesize/test_codesize_hello_dylink.json
+++ b/test/codesize/test_codesize_hello_dylink.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 26695,
-  "a.out.js.gz": 11394,
+  "a.out.js": 26705,
+  "a.out.js.gz": 11396,
   "a.out.nodebug.wasm": 17730,
   "a.out.nodebug.wasm.gz": 8957,
-  "total": 44425,
-  "total_gz": 20351,
+  "total": 44435,
+  "total_gz": 20353,
   "sent": [
     "__syscall_stat64",
     "emscripten_resize_heap",
diff --git a/test/codesize/test_codesize_hello_dylink_all.json b/test/codesize/test_codesize_hello_dylink_all.json
index 3a678da0d8a35..bf6f4b1fa04e0 100644
--- a/test/codesize/test_codesize_hello_dylink_all.json
+++ b/test/codesize/test_codesize_hello_dylink_all.json
@@ -1,7 +1,7 @@
 {
-  "a.out.js": 244863,
+  "a.out.js": 244878,
   "a.out.nodebug.wasm": 577876,
-  "total": 822739,
+  "total": 822754,
   "sent": [
     "IMG_Init",
     "IMG_Load",
diff --git a/test/codesize/test_codesize_hello_export_nothing.json b/test/codesize/test_codesize_hello_export_nothing.json
index a5690f5c08997..fbfe75ffeaff4 100644
--- a/test/codesize/test_codesize_hello_export_nothing.json
+++ b/test/codesize/test_codesize_hello_export_nothing.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 3172,
-  "a.out.js.gz": 1479,
+  "a.out.js": 3177,
+  "a.out.js.gz": 1483,
   "a.out.nodebug.wasm": 43,
   "a.out.nodebug.wasm.gz": 59,
-  "total": 3215,
-  "total_gz": 1538,
+  "total": 3220,
+  "total_gz": 1542,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_hello_single_file.json b/test/codesize/test_codesize_hello_single_file.json
index 14add49122037..531826ef78b44 100644
--- a/test/codesize/test_codesize_hello_single_file.json
+++ b/test/codesize/test_codesize_hello_single_file.json
@@ -1,6 +1,6 @@
 {
-  "a.out.js": 5366,
-  "a.out.js.gz": 2982,
+  "a.out.js": 5371,
+  "a.out.js.gz": 2984,
   "sent": [
     "a (fd_write)"
   ]
diff --git a/test/codesize/test_codesize_hello_wasmfs.json b/test/codesize/test_codesize_hello_wasmfs.json
index 1b9f5f4d33fd2..29437d2ab4ab1 100644
--- a/test/codesize/test_codesize_hello_wasmfs.json
+++ b/test/codesize/test_codesize_hello_wasmfs.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 4261,
-  "a.out.js.gz": 2091,
+  "a.out.js": 4266,
+  "a.out.js.gz": 2093,
   "a.out.nodebug.wasm": 1681,
   "a.out.nodebug.wasm.gz": 960,
-  "total": 5942,
-  "total_gz": 3051,
+  "total": 5947,
+  "total_gz": 3053,
   "sent": [
     "a (fd_write)"
   ],
diff --git a/test/codesize/test_codesize_libcxxabi_message_O3.json b/test/codesize/test_codesize_libcxxabi_message_O3.json
index 0f93dc4a08eca..bb31d9d714f0f 100644
--- a/test/codesize/test_codesize_libcxxabi_message_O3.json
+++ b/test/codesize/test_codesize_libcxxabi_message_O3.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 3523,
-  "a.out.js.gz": 1666,
+  "a.out.js": 3528,
+  "a.out.js.gz": 1668,
   "a.out.nodebug.wasm": 89,
   "a.out.nodebug.wasm.gz": 98,
-  "total": 3612,
-  "total_gz": 1764,
+  "total": 3617,
+  "total_gz": 1766,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_libcxxabi_message_O3_standalone.json b/test/codesize/test_codesize_libcxxabi_message_O3_standalone.json
index 6ba822d4f6864..7c642202b392d 100644
--- a/test/codesize/test_codesize_libcxxabi_message_O3_standalone.json
+++ b/test/codesize/test_codesize_libcxxabi_message_O3_standalone.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 3570,
-  "a.out.js.gz": 1701,
+  "a.out.js": 3575,
+  "a.out.js.gz": 1704,
   "a.out.nodebug.wasm": 132,
   "a.out.nodebug.wasm.gz": 140,
-  "total": 3702,
-  "total_gz": 1841,
+  "total": 3707,
+  "total_gz": 1844,
   "sent": [
     "proc_exit"
   ],
diff --git a/test/codesize/test_codesize_mem_O3.json b/test/codesize/test_codesize_mem_O3.json
index ece3f64d2aef4..9624d708670c0 100644
--- a/test/codesize/test_codesize_mem_O3.json
+++ b/test/codesize/test_codesize_mem_O3.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 4350,
-  "a.out.js.gz": 2094,
+  "a.out.js": 4355,
+  "a.out.js.gz": 2096,
   "a.out.nodebug.wasm": 5260,
   "a.out.nodebug.wasm.gz": 2419,
-  "total": 9610,
-  "total_gz": 4513,
+  "total": 9615,
+  "total_gz": 4515,
   "sent": [
     "a (emscripten_resize_heap)"
   ],
diff --git a/test/codesize/test_codesize_mem_O3_grow.json b/test/codesize/test_codesize_mem_O3_grow.json
index 66585626670b6..ad537a5e34f18 100644
--- a/test/codesize/test_codesize_mem_O3_grow.json
+++ b/test/codesize/test_codesize_mem_O3_grow.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 4635,
-  "a.out.js.gz": 2243,
+  "a.out.js": 4640,
+  "a.out.js.gz": 2246,
   "a.out.nodebug.wasm": 5261,
   "a.out.nodebug.wasm.gz": 2419,
-  "total": 9896,
-  "total_gz": 4662,
+  "total": 9901,
+  "total_gz": 4665,
   "sent": [
     "a (emscripten_resize_heap)"
   ],
diff --git a/test/codesize/test_codesize_mem_O3_grow_standalone.json b/test/codesize/test_codesize_mem_O3_grow_standalone.json
index 1c403f7649388..0ff54ce0ef04b 100644
--- a/test/codesize/test_codesize_mem_O3_grow_standalone.json
+++ b/test/codesize/test_codesize_mem_O3_grow_standalone.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 4102,
-  "a.out.js.gz": 1990,
+  "a.out.js": 4107,
+  "a.out.js.gz": 1992,
   "a.out.nodebug.wasm": 5547,
   "a.out.nodebug.wasm.gz": 2598,
-  "total": 9649,
-  "total_gz": 4588,
+  "total": 9654,
+  "total_gz": 4590,
   "sent": [
     "args_get",
     "args_sizes_get",
diff --git a/test/codesize/test_codesize_mem_O3_standalone.json b/test/codesize/test_codesize_mem_O3_standalone.json
index d47c439e4f8c3..d861394930631 100644
--- a/test/codesize/test_codesize_mem_O3_standalone.json
+++ b/test/codesize/test_codesize_mem_O3_standalone.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 4035,
-  "a.out.js.gz": 1954,
+  "a.out.js": 4040,
+  "a.out.js.gz": 1956,
   "a.out.nodebug.wasm": 5472,
   "a.out.nodebug.wasm.gz": 2539,
-  "total": 9507,
-  "total_gz": 4493,
+  "total": 9512,
+  "total_gz": 4495,
   "sent": [
     "args_get",
     "args_sizes_get",
diff --git a/test/codesize/test_codesize_mem_O3_standalone_lib.json b/test/codesize/test_codesize_mem_O3_standalone_lib.json
index 0b146e54484df..7d7fbbd10778e 100644
--- a/test/codesize/test_codesize_mem_O3_standalone_lib.json
+++ b/test/codesize/test_codesize_mem_O3_standalone_lib.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 3563,
-  "a.out.js.gz": 1689,
+  "a.out.js": 3568,
+  "a.out.js.gz": 1692,
   "a.out.nodebug.wasm": 5239,
   "a.out.nodebug.wasm.gz": 2359,
-  "total": 8802,
-  "total_gz": 4048,
+  "total": 8807,
+  "total_gz": 4051,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_mem_O3_standalone_narg.json b/test/codesize/test_codesize_mem_O3_standalone_narg.json
index d69a63960fdb0..6a8940ba4291f 100644
--- a/test/codesize/test_codesize_mem_O3_standalone_narg.json
+++ b/test/codesize/test_codesize_mem_O3_standalone_narg.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 3570,
-  "a.out.js.gz": 1701,
+  "a.out.js": 3575,
+  "a.out.js.gz": 1704,
   "a.out.nodebug.wasm": 5265,
   "a.out.nodebug.wasm.gz": 2396,
-  "total": 8835,
-  "total_gz": 4097,
+  "total": 8840,
+  "total_gz": 4100,
   "sent": [
     "proc_exit"
   ],
diff --git a/test/codesize/test_codesize_mem_O3_standalone_narg_flto.json b/test/codesize/test_codesize_mem_O3_standalone_narg_flto.json
index f94ad7a45f75b..e20a8e385dfc4 100644
--- a/test/codesize/test_codesize_mem_O3_standalone_narg_flto.json
+++ b/test/codesize/test_codesize_mem_O3_standalone_narg_flto.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 3570,
-  "a.out.js.gz": 1701,
+  "a.out.js": 3575,
+  "a.out.js.gz": 1704,
   "a.out.nodebug.wasm": 4207,
   "a.out.nodebug.wasm.gz": 2104,
-  "total": 7777,
-  "total_gz": 3805,
+  "total": 7782,
+  "total_gz": 3808,
   "sent": [
     "proc_exit"
   ],
diff --git a/test/codesize/test_codesize_minimal_64.json b/test/codesize/test_codesize_minimal_64.json
index 2fcaae6dada80..a3efe1f7f92d7 100644
--- a/test/codesize/test_codesize_minimal_64.json
+++ b/test/codesize/test_codesize_minimal_64.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 2604,
-  "a.out.js.gz": 1247,
+  "a.out.js": 2609,
+  "a.out.js.gz": 1250,
   "a.out.nodebug.wasm": 75,
   "a.out.nodebug.wasm.gz": 88,
-  "total": 2679,
-  "total_gz": 1335,
+  "total": 2684,
+  "total_gz": 1338,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_minimal_O0.expected.js b/test/codesize/test_codesize_minimal_O0.expected.js
index 23e18a65970cc..a836e1a0420a9 100644
--- a/test/codesize/test_codesize_minimal_O0.expected.js
+++ b/test/codesize/test_codesize_minimal_O0.expected.js
@@ -107,7 +107,7 @@ if (ENVIRONMENT_IS_NODE) {
 
   // These modules will usually be used on Node.js. Load them eagerly to avoid
   // the complexity of lazy-loading.
-  var fs = require('fs');
+  var fs = require('node:fs');
 
   scriptDirectory = __dirname + '/';
 
diff --git a/test/codesize/test_codesize_minimal_O0.json b/test/codesize/test_codesize_minimal_O0.json
index f1861463b354a..64dd7944fbd5b 100644
--- a/test/codesize/test_codesize_minimal_O0.json
+++ b/test/codesize/test_codesize_minimal_O0.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 19493,
-  "a.out.js.gz": 7010,
+  "a.out.js": 19498,
+  "a.out.js.gz": 7013,
   "a.out.nodebug.wasm": 1136,
   "a.out.nodebug.wasm.gz": 656,
-  "total": 20629,
-  "total_gz": 7666,
+  "total": 20634,
+  "total_gz": 7669,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_minimal_O1.json b/test/codesize/test_codesize_minimal_O1.json
index 392b4ac27d486..1ee812afcbccf 100644
--- a/test/codesize/test_codesize_minimal_O1.json
+++ b/test/codesize/test_codesize_minimal_O1.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 3061,
-  "a.out.js.gz": 1300,
+  "a.out.js": 3066,
+  "a.out.js.gz": 1302,
   "a.out.nodebug.wasm": 449,
   "a.out.nodebug.wasm.gz": 337,
-  "total": 3510,
-  "total_gz": 1637,
+  "total": 3515,
+  "total_gz": 1639,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_minimal_O2.json b/test/codesize/test_codesize_minimal_O2.json
index afc724bf811ee..ab0eb13fd26e5 100644
--- a/test/codesize/test_codesize_minimal_O2.json
+++ b/test/codesize/test_codesize_minimal_O2.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 2352,
-  "a.out.js.gz": 1171,
+  "a.out.js": 2357,
+  "a.out.js.gz": 1175,
   "a.out.nodebug.wasm": 280,
   "a.out.nodebug.wasm.gz": 226,
-  "total": 2632,
-  "total_gz": 1397,
+  "total": 2637,
+  "total_gz": 1401,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_minimal_O3.json b/test/codesize/test_codesize_minimal_O3.json
index b7ab6c28df39a..2bc3eca6c115a 100644
--- a/test/codesize/test_codesize_minimal_O3.json
+++ b/test/codesize/test_codesize_minimal_O3.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 2293,
-  "a.out.js.gz": 1137,
+  "a.out.js": 2298,
+  "a.out.js.gz": 1140,
   "a.out.nodebug.wasm": 75,
   "a.out.nodebug.wasm.gz": 87,
-  "total": 2368,
-  "total_gz": 1224,
+  "total": 2373,
+  "total_gz": 1227,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_minimal_Os.json b/test/codesize/test_codesize_minimal_Os.json
index b7ab6c28df39a..2bc3eca6c115a 100644
--- a/test/codesize/test_codesize_minimal_Os.json
+++ b/test/codesize/test_codesize_minimal_Os.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 2293,
-  "a.out.js.gz": 1137,
+  "a.out.js": 2298,
+  "a.out.js.gz": 1140,
   "a.out.nodebug.wasm": 75,
   "a.out.nodebug.wasm.gz": 87,
-  "total": 2368,
-  "total_gz": 1224,
+  "total": 2373,
+  "total_gz": 1227,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_minimal_Os_mr.json b/test/codesize/test_codesize_minimal_Os_mr.json
index ba8b6e7923c80..2f947a492386e 100644
--- a/test/codesize/test_codesize_minimal_Os_mr.json
+++ b/test/codesize/test_codesize_minimal_Os_mr.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 497,
-  "a.out.js.gz": 297,
+  "a.out.js": 502,
+  "a.out.js.gz": 299,
   "a.out.nodebug.wasm": 75,
   "a.out.nodebug.wasm.gz": 87,
-  "total": 572,
-  "total_gz": 384,
+  "total": 577,
+  "total_gz": 386,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_minimal_Oz-ctors.json b/test/codesize/test_codesize_minimal_Oz-ctors.json
index d60fdef1cca9b..f299e2edd82f8 100644
--- a/test/codesize/test_codesize_minimal_Oz-ctors.json
+++ b/test/codesize/test_codesize_minimal_Oz-ctors.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 2272,
-  "a.out.js.gz": 1122,
+  "a.out.js": 2277,
+  "a.out.js.gz": 1126,
   "a.out.nodebug.wasm": 64,
   "a.out.nodebug.wasm.gz": 80,
-  "total": 2336,
-  "total_gz": 1202,
+  "total": 2341,
+  "total_gz": 1206,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_minimal_Oz.json b/test/codesize/test_codesize_minimal_Oz.json
index b7ab6c28df39a..2bc3eca6c115a 100644
--- a/test/codesize/test_codesize_minimal_Oz.json
+++ b/test/codesize/test_codesize_minimal_Oz.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 2293,
-  "a.out.js.gz": 1137,
+  "a.out.js": 2298,
+  "a.out.js.gz": 1140,
   "a.out.nodebug.wasm": 75,
   "a.out.nodebug.wasm.gz": 87,
-  "total": 2368,
-  "total_gz": 1224,
+  "total": 2373,
+  "total_gz": 1227,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_minimal_esm.json b/test/codesize/test_codesize_minimal_esm.json
index 71dc359fe1e37..5a870e26915e3 100644
--- a/test/codesize/test_codesize_minimal_esm.json
+++ b/test/codesize/test_codesize_minimal_esm.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 2429,
-  "a.out.js.gz": 1168,
+  "a.out.js": 2449,
+  "a.out.js.gz": 1174,
   "a.out.nodebug.wasm": 75,
   "a.out.nodebug.wasm.gz": 87,
-  "total": 2504,
-  "total_gz": 1255,
+  "total": 2524,
+  "total_gz": 1261,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_codesize_minimal_pthreads.json b/test/codesize/test_codesize_minimal_pthreads.json
index fff2a19e079f4..2152bb03bba02 100644
--- a/test/codesize/test_codesize_minimal_pthreads.json
+++ b/test/codesize/test_codesize_minimal_pthreads.json
@@ -1,9 +1,9 @@
 {
-  "a.out.js": 7755,
+  "a.out.js": 7770,
   "a.out.js.gz": 3820,
   "a.out.nodebug.wasm": 19604,
   "a.out.nodebug.wasm.gz": 9079,
-  "total": 27359,
+  "total": 27374,
   "total_gz": 12899,
   "sent": [
     "a (memory)",
diff --git a/test/codesize/test_codesize_minimal_pthreads_memgrowth.json b/test/codesize/test_codesize_minimal_pthreads_memgrowth.json
index 944a1ce6196f9..e87560bf5d7ad 100644
--- a/test/codesize/test_codesize_minimal_pthreads_memgrowth.json
+++ b/test/codesize/test_codesize_minimal_pthreads_memgrowth.json
@@ -1,9 +1,9 @@
 {
-  "a.out.js": 8178,
+  "a.out.js": 8193,
   "a.out.js.gz": 4022,
   "a.out.nodebug.wasm": 19605,
   "a.out.nodebug.wasm.gz": 9080,
-  "total": 27783,
+  "total": 27798,
   "total_gz": 13102,
   "sent": [
     "a (memory)",
diff --git a/test/codesize/test_codesize_minimal_wasmfs.json b/test/codesize/test_codesize_minimal_wasmfs.json
index b7ab6c28df39a..2bc3eca6c115a 100644
--- a/test/codesize/test_codesize_minimal_wasmfs.json
+++ b/test/codesize/test_codesize_minimal_wasmfs.json
@@ -1,10 +1,10 @@
 {
-  "a.out.js": 2293,
-  "a.out.js.gz": 1137,
+  "a.out.js": 2298,
+  "a.out.js.gz": 1140,
   "a.out.nodebug.wasm": 75,
   "a.out.nodebug.wasm.gz": 87,
-  "total": 2368,
-  "total_gz": 1224,
+  "total": 2373,
+  "total_gz": 1227,
   "sent": [],
   "imports": [],
   "exports": [
diff --git a/test/codesize/test_unoptimized_code_size.json b/test/codesize/test_unoptimized_code_size.json
index e6509de000c32..a4009eca4b79a 100644
--- a/test/codesize/test_unoptimized_code_size.json
+++ b/test/codesize/test_unoptimized_code_size.json
@@ -1,16 +1,16 @@
 {
-  "hello_world.js": 56901,
-  "hello_world.js.gz": 17707,
+  "hello_world.js": 56906,
+  "hello_world.js.gz": 17709,
   "hello_world.wasm": 15138,
   "hello_world.wasm.gz": 7455,
-  "no_asserts.js": 26571,
-  "no_asserts.js.gz": 8878,
+  "no_asserts.js": 26576,
+  "no_asserts.js.gz": 8881,
   "no_asserts.wasm": 12187,
   "no_asserts.wasm.gz": 5984,
-  "strict.js": 54876,
-  "strict.js.gz": 17043,
+  "strict.js": 54881,
+  "strict.js.gz": 17045,
   "strict.wasm": 15138,
   "strict.wasm.gz": 7450,
-  "total": 180811,
-  "total_gz": 64517
+  "total": 180826,
+  "total_gz": 64524
 }
diff --git a/test/core/test_esm_integration.expected.mjs b/test/core/test_esm_integration.expected.mjs
index 72bb4ce245601..8f52d97866f3f 100644
--- a/test/core/test_esm_integration.expected.mjs
+++ b/test/core/test_esm_integration.expected.mjs
@@ -8,7 +8,7 @@ export { default, _foo, _main, err, stringToNewUTF8 } from './hello_world.suppor
 import init from './hello_world.support.mjs';
 const isNode = globalThis.process?.versions?.node && globalThis.process?.type != 'renderer';
 if (isNode) {
-  const url = await import('url');
+  const url = await import('node:url');
   const isMainModule = url.pathToFileURL(process.argv[1]).href === import.meta.url;
   if (isMainModule) await init();
 }
diff --git a/test/test_other.py b/test/test_other.py
index d6a7a88e74821..57a1c81815e2f 100644
--- a/test/test_other.py
+++ b/test/test_other.py
@@ -13305,6 +13305,15 @@ def check_for_es6(filename, expect):
     self.do_runf('test.c', expected, cflags=['--closure=1'], output_basename='test_closure')
     check_for_es6('test_closure.js', False)
 
+  def test_node_prefix_transpile(self):
+    self.run_process([EMCC, test_file('hello_world.c'),  '-sEXPORT_ES6'])
+    content = read_file('a.out.js')
+    self.assertContained('node:', content)
+
+    self.run_process([EMCC, test_file('hello_world.c'), '-sEXPORT_ES6', '-sMIN_NODE_VERSION=150000', '-Wno-transpile'])
+    content = read_file('a.out.js')
+    self.assertNotContained('node:', content)
+
   def test_gmtime_noleak(self):
     # Confirm that gmtime_r does not leak when called in isolation.
     self.cflags.append('-fsanitize=leak')
diff --git a/tools/building.py b/tools/building.py
index 42e237a11893d..d1f065d94bf36 100644
--- a/tools/building.py
+++ b/tools/building.py
@@ -545,7 +545,13 @@ def transpile(filename):
   config = {
     'sourceType': 'script',
     'presets': ['@babel/preset-env'],
+    'plugins': [],
     'targets': {},
+    'parserOpts': {
+      # FIXME: Remove when updating to Babel 8, see:
+      # https://babeljs.io/docs/v8-migration-api#javascript-nodes
+      'createImportExpressions': True,
+    },
   }
   if settings.MIN_CHROME_VERSION != UNSUPPORTED:
     config['targets']['chrome'] = str(settings.MIN_CHROME_VERSION)
@@ -555,6 +561,7 @@ def transpile(filename):
     config['targets']['safari'] = version_split(settings.MIN_SAFARI_VERSION)
   if settings.MIN_NODE_VERSION != UNSUPPORTED:
     config['targets']['node'] = version_split(settings.MIN_NODE_VERSION)
+    config['plugins'] = [path_from_root('src/babel-plugins/strip-node-prefix.mjs')]
   config_json = json.dumps(config, indent=2)
   outfile = shared.get_temp_files().get('babel.js').name
   config_file = shared.get_temp_files().get('babel_config.json').name
diff --git a/tools/file_packager.py b/tools/file_packager.py
index f9d896d278d2b..f02d6835aed0c 100755
--- a/tools/file_packager.py
+++ b/tools/file_packager.py
@@ -621,7 +621,7 @@ def generate_preload_js(data_target, data_files, metadata):
 
   if options.support_node and options.export_es6:
         ret += '''if (isNode) {
-    const { createRequire } = await import('module');
+    const { createRequire } = await import('node:module');
     /** @suppress{duplicate} */
     var require = createRequire(import.meta.url);
   }\n'''
diff --git a/tools/link.py b/tools/link.py
index 08e7d05f372fe..c6dc8e39f9353 100644
--- a/tools/link.py
+++ b/tools/link.py
@@ -2161,7 +2161,7 @@ def create_esm_wrapper(wrapper_file, support_target, wasm_target):
 import init from '{support_url}';
 const isNode = {node_detection_code()};
 if (isNode) {{
-  const url = await import('url');
+  const url = await import('node:url');
   const isMainModule = url.pathToFileURL(process.argv[1]).href === import.meta.url;
   if (isMainModule) await init();
 }}''')