diff --git a/audio-worklet/basic/audio-worklet-node-options/index.html b/audio-worklet/basic/audio-worklet-node-options/index.html
index 6e084dcd6..71dce786e 100644
--- a/audio-worklet/basic/audio-worklet-node-options/index.html
+++ b/audio-worklet/basic/audio-worklet-node-options/index.html
@@ -134,7 +134,7 @@ <h1>Using Options for AudioWorkletNode</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/basic/bit-crusher/index.html b/audio-worklet/basic/bit-crusher/index.html
index b244b1322..4fbbbe77c 100644
--- a/audio-worklet/basic/bit-crusher/index.html
+++ b/audio-worklet/basic/bit-crusher/index.html
@@ -118,7 +118,7 @@ <h1>BitCrusher with AudioParam</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/basic/handling-errors/index.html b/audio-worklet/basic/handling-errors/index.html
index 7a6bfea48..b5d9ee310 100644
--- a/audio-worklet/basic/handling-errors/index.html
+++ b/audio-worklet/basic/handling-errors/index.html
@@ -118,7 +118,7 @@ <h1>Handling Errors</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/basic/hello-audio-worklet/index.html b/audio-worklet/basic/hello-audio-worklet/index.html
index 1b74c8f4f..36e01a64a 100644
--- a/audio-worklet/basic/hello-audio-worklet/index.html
+++ b/audio-worklet/basic/hello-audio-worklet/index.html
@@ -117,7 +117,7 @@ <h1>Hello Audio Worklet!</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/basic/message-port/index.html b/audio-worklet/basic/message-port/index.html
index d18770d7c..4fb9b5c80 100644
--- a/audio-worklet/basic/message-port/index.html
+++ b/audio-worklet/basic/message-port/index.html
@@ -117,7 +117,7 @@ <h1>MessagePort</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/basic/noise-generator/index.html b/audio-worklet/basic/noise-generator/index.html
index ced27db04..873348d9b 100644
--- a/audio-worklet/basic/noise-generator/index.html
+++ b/audio-worklet/basic/noise-generator/index.html
@@ -118,7 +118,7 @@ <h1>Noise generator with modulation</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/basic/one-pole-filter/index.html b/audio-worklet/basic/one-pole-filter/index.html
index af3c67d8f..8cf01dad3 100644
--- a/audio-worklet/basic/one-pole-filter/index.html
+++ b/audio-worklet/basic/one-pole-filter/index.html
@@ -118,7 +118,7 @@ <h1>One Pole Filter</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/basic/volume-meter/index.html b/audio-worklet/basic/volume-meter/index.html
index 8bb87bbc6..7774726f7 100644
--- a/audio-worklet/basic/volume-meter/index.html
+++ b/audio-worklet/basic/volume-meter/index.html
@@ -120,7 +120,7 @@ <h1>Volume Meter</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/design-pattern/shared-buffer/index.html b/audio-worklet/design-pattern/shared-buffer/index.html
index 191b55d4d..ae476ff92 100644
--- a/audio-worklet/design-pattern/shared-buffer/index.html
+++ b/audio-worklet/design-pattern/shared-buffer/index.html
@@ -122,7 +122,7 @@ <h1>AudioWorklet, SharedArrayBuffer, and Worker</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/design-pattern/wasm-ring-buffer/index.html b/audio-worklet/design-pattern/wasm-ring-buffer/index.html
index 7b1ad9b7c..938c624ed 100644
--- a/audio-worklet/design-pattern/wasm-ring-buffer/index.html
+++ b/audio-worklet/design-pattern/wasm-ring-buffer/index.html
@@ -119,7 +119,7 @@ <h1>Ring Buffer in AudioWorkletProcessor</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/design-pattern/wasm-supersaw/index.html b/audio-worklet/design-pattern/wasm-supersaw/index.html
index 9d20b7e34..ea07cdebe 100644
--- a/audio-worklet/design-pattern/wasm-supersaw/index.html
+++ b/audio-worklet/design-pattern/wasm-supersaw/index.html
@@ -130,7 +130,7 @@ <h1>WebAssembly Supersaw</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/design-pattern/wasm/index.html b/audio-worklet/design-pattern/wasm/index.html
index 5eb75cb01..003671e81 100644
--- a/audio-worklet/design-pattern/wasm/index.html
+++ b/audio-worklet/design-pattern/wasm/index.html
@@ -119,7 +119,7 @@ <h1>Audio Worklet and WebAssembly</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/free-queue/examples/simple-passthrough/index.html b/audio-worklet/free-queue/examples/simple-passthrough/index.html
index 74c24a55a..0ae34a322 100644
--- a/audio-worklet/free-queue/examples/simple-passthrough/index.html
+++ b/audio-worklet/free-queue/examples/simple-passthrough/index.html
@@ -122,7 +122,7 @@ <h1>Simple Passthrough Example</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/index.html b/audio-worklet/index.html
index b44edee4c..9bd7a6c7b 100644
--- a/audio-worklet/index.html
+++ b/audio-worklet/index.html
@@ -270,7 +270,7 @@ <h2 class="text-3xl pb-6">
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/migration/spn-recorder/index.html b/audio-worklet/migration/spn-recorder/index.html
index e118d0b26..a0aa8441e 100644
--- a/audio-worklet/migration/spn-recorder/index.html
+++ b/audio-worklet/migration/spn-recorder/index.html
@@ -158,7 +158,7 @@ <h1>ScriptProcessorNode Audio Recorder</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/audio-worklet/migration/worklet-recorder/index.html b/audio-worklet/migration/worklet-recorder/index.html
index 2c2e433be..8df189a09 100644
--- a/audio-worklet/migration/worklet-recorder/index.html
+++ b/audio-worklet/migration/worklet-recorder/index.html
@@ -158,7 +158,7 @@ <h1>AudioWorklet Recorder</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/demos/mld-drum-sampler/index.html b/demos/mld-drum-sampler/index.html
index cb05d07b1..c5e895ed4 100644
--- a/demos/mld-drum-sampler/index.html
+++ b/demos/mld-drum-sampler/index.html
@@ -116,7 +116,7 @@ <h1>Web Audio API 드럼머신 만들기</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/experiments/index.html b/experiments/index.html
index ecbb9fa0d..0ce64c018 100644
--- a/experiments/index.html
+++ b/experiments/index.html
@@ -113,7 +113,7 @@ <h2 class="text-3xl pb-6">
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/experiments/webgpuaudio/index.html b/experiments/webgpuaudio/index.html
index 50b700e84..c12104b4f 100644
--- a/experiments/webgpuaudio/index.html
+++ b/experiments/webgpuaudio/index.html
@@ -115,7 +115,7 @@ <h1>WebGPUAudio Experiment</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/index.html b/index.html
index e225c61aa..3775d4d04 100644
--- a/index.html
+++ b/index.html
@@ -258,7 +258,7 @@ <h2 class="text-3xl pb-6">
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/tests/index.html b/tests/index.html
index d48e6ba87..3126b84c3 100644
--- a/tests/index.html
+++ b/tests/index.html
@@ -121,7 +121,7 @@ <h2 class="text-3xl pb-6">
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/tests/pannernode/index.html b/tests/pannernode/index.html
index 1fcdd95d7..fef2c723a 100644
--- a/tests/pannernode/index.html
+++ b/tests/pannernode/index.html
@@ -131,7 +131,7 @@ <h1>Glitches in PannerNode</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/tests/playwright/pages/audioworklet-addmodule-resolution.html b/tests/playwright/pages/audioworklet-addmodule-resolution.html
new file mode 100644
index 000000000..d199502e6
--- /dev/null
+++ b/tests/playwright/pages/audioworklet-addmodule-resolution.html
@@ -0,0 +1,46 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>AudioWorklet Add Module Resolution</title>
+  </head>
+  <body>
+    <h1>Audioworklet Add Module Resolution</h1>
+    <p>Test if browser doesn't crash upon addModule() call in realtime and offline context construction</p>
+    <p>Port of <a href="https://wpt.fyi/results/webaudio/the-audio-api/the-audioworklet-interface/audioworklet-addmodule-resolution.https.html?label=experimental&label=master&aligned">audioworklet-addmodule-resolution.https.html</a></p>
+
+    <script>
+      const sampleRate = 48000;
+      const realtimeContext = new AudioContext();
+      const offlineContext = new OfflineAudioContext(1, sampleRate, sampleRate);
+
+      const filePath = 'processors/dummy-processor.js';
+
+      const addModulesPromise = Promise.all([
+        realtimeContext.audioWorklet.addModule(filePath),
+        offlineContext.audioWorklet.addModule(filePath)
+      ]).then(() => {
+        return new Promise((resolve, reject) => {
+          try {
+            // Test if the browser does not crash upon addModule() call after the
+            // realtime context construction.
+            let realtimeDummyWorklet = new AudioWorkletNode(realtimeContext, 'dummy');
+            realtimeDummyWorklet.connect(realtimeContext.destination);
+            window.realtimeDummyWorkletLoaded = realtimeDummyWorklet instanceof AudioWorkletNode;
+
+            // Test if the browser does not crash upon addModule() call after the
+            // offline context construction.
+            let offlineDummyWorklet = new AudioWorkletNode(offlineContext, 'dummy');
+            offlineDummyWorklet.connect(offlineContext.destination);
+            window.offlineDummyWorkletLoaded = offlineDummyWorklet instanceof AudioWorkletNode;
+
+            resolve();
+          } catch(error) {
+            reject(error);
+          }
+        });
+      });
+    </script>
+  </body>
+</html>
\ No newline at end of file
diff --git a/tests/playwright/pages/audioworklet-addmodule-resolution/index.html b/tests/playwright/pages/audioworklet-addmodule-resolution/index.html
new file mode 100644
index 000000000..d199502e6
--- /dev/null
+++ b/tests/playwright/pages/audioworklet-addmodule-resolution/index.html
@@ -0,0 +1,46 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>AudioWorklet Add Module Resolution</title>
+  </head>
+  <body>
+    <h1>Audioworklet Add Module Resolution</h1>
+    <p>Test if browser doesn't crash upon addModule() call in realtime and offline context construction</p>
+    <p>Port of <a href="https://wpt.fyi/results/webaudio/the-audio-api/the-audioworklet-interface/audioworklet-addmodule-resolution.https.html?label=experimental&label=master&aligned">audioworklet-addmodule-resolution.https.html</a></p>
+
+    <script>
+      const sampleRate = 48000;
+      const realtimeContext = new AudioContext();
+      const offlineContext = new OfflineAudioContext(1, sampleRate, sampleRate);
+
+      const filePath = 'processors/dummy-processor.js';
+
+      const addModulesPromise = Promise.all([
+        realtimeContext.audioWorklet.addModule(filePath),
+        offlineContext.audioWorklet.addModule(filePath)
+      ]).then(() => {
+        return new Promise((resolve, reject) => {
+          try {
+            // Test if the browser does not crash upon addModule() call after the
+            // realtime context construction.
+            let realtimeDummyWorklet = new AudioWorkletNode(realtimeContext, 'dummy');
+            realtimeDummyWorklet.connect(realtimeContext.destination);
+            window.realtimeDummyWorkletLoaded = realtimeDummyWorklet instanceof AudioWorkletNode;
+
+            // Test if the browser does not crash upon addModule() call after the
+            // offline context construction.
+            let offlineDummyWorklet = new AudioWorkletNode(offlineContext, 'dummy');
+            offlineDummyWorklet.connect(offlineContext.destination);
+            window.offlineDummyWorkletLoaded = offlineDummyWorklet instanceof AudioWorkletNode;
+
+            resolve();
+          } catch(error) {
+            reject(error);
+          }
+        });
+      });
+    </script>
+  </body>
+</html>
\ No newline at end of file
diff --git a/tests/playwright/pages/offline-sine.html b/tests/playwright/pages/offline-sine.html
new file mode 100644
index 000000000..cf4105f66
--- /dev/null
+++ b/tests/playwright/pages/offline-sine.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Offline Sine Test</title>
+  </head>
+  <body>
+    <h1>Offline Sine Test</h1>
+    <p>Write 441Hz sine wave for 1 second to AudioBuffer using OfflineAudioContext, sampleRate: 44100</p>
+
+    <script>
+      const sampleRate = 44100;
+      const length = 1;
+      const numChannels = 1;
+      const freq = 441;
+
+      const offlineContext = new OfflineAudioContext(numChannels, length * sampleRate, sampleRate);
+      const osc = offlineContext.createOscillator();
+      osc.type = 'sine';
+      osc.frequency.value = freq;
+      osc.connect(offlineContext.destination);
+
+      const bufferData = new Promise((resolve, reject) => {
+        osc.start();
+        offlineContext.startRendering().then((buffer) => {
+          resolve(buffer.getChannelData(0));
+        });
+      });
+    </script>
+  </body>
+</html>
\ No newline at end of file
diff --git a/tests/playwright/pages/offline-sine/index.html b/tests/playwright/pages/offline-sine/index.html
new file mode 100644
index 000000000..cf4105f66
--- /dev/null
+++ b/tests/playwright/pages/offline-sine/index.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Offline Sine Test</title>
+  </head>
+  <body>
+    <h1>Offline Sine Test</h1>
+    <p>Write 441Hz sine wave for 1 second to AudioBuffer using OfflineAudioContext, sampleRate: 44100</p>
+
+    <script>
+      const sampleRate = 44100;
+      const length = 1;
+      const numChannels = 1;
+      const freq = 441;
+
+      const offlineContext = new OfflineAudioContext(numChannels, length * sampleRate, sampleRate);
+      const osc = offlineContext.createOscillator();
+      osc.type = 'sine';
+      osc.frequency.value = freq;
+      osc.connect(offlineContext.destination);
+
+      const bufferData = new Promise((resolve, reject) => {
+        osc.start();
+        offlineContext.startRendering().then((buffer) => {
+          resolve(buffer.getChannelData(0));
+        });
+      });
+    </script>
+  </body>
+</html>
\ No newline at end of file
diff --git a/tests/playwright/pages/processors/dummy-processor.js b/tests/playwright/pages/processors/dummy-processor.js
new file mode 100644
index 000000000..fadd1da6c
--- /dev/null
+++ b/tests/playwright/pages/processors/dummy-processor.js
@@ -0,0 +1,18 @@
+/**
+ * @class DummyProcessor
+ * @extends AudioWorkletProcessor
+ *
+ * This processor class demonstrates the bare-bone structure of the processor.
+ */
+class DummyProcessor extends AudioWorkletProcessor {
+    constructor() {
+      super();
+    }
+  
+    process(inputs, outputs, parameters) {
+      // Doesn't do anything here.
+      return true;
+    }
+  }
+  
+  registerProcessor('dummy', DummyProcessor);
\ No newline at end of file
diff --git a/tests/playwright/pages/realtime-sine.html b/tests/playwright/pages/realtime-sine.html
new file mode 100644
index 000000000..8cf97c48c
--- /dev/null
+++ b/tests/playwright/pages/realtime-sine.html
@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Hello Sine Test</title>
+  </head>
+  <body>
+    <h1>Realtime Sine Test</h1>
+    <p>Play 440Hz sine wave for 1 second, 880Hz for 1 second, then stop</p>
+    <button id="start">Run</button>
+
+    <script>
+      const audioContext = new AudioContext();
+      const osc = audioContext.createOscillator();
+      osc.type = 'sine';
+      osc.frequency.value = 440;
+      osc.connect(audioContext.destination);
+
+      let updateFrequencyPromise;
+      document.getElementById('start').addEventListener('click', () => {
+        osc.start();
+
+        // Update frequency after 1 second
+        updateFrequencyPromise = new Promise((resolve, reject) => {
+          setTimeout(() => {
+            osc.frequency.value = 880;
+            osc.stop(audioContext.currentTime + 1);
+            resolve();
+          }, 1000);
+        });
+      });
+    </script>
+  </body>
+</html>
\ No newline at end of file
diff --git a/tests/playwright/pages/realtime-sine/index.html b/tests/playwright/pages/realtime-sine/index.html
new file mode 100644
index 000000000..8cf97c48c
--- /dev/null
+++ b/tests/playwright/pages/realtime-sine/index.html
@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Hello Sine Test</title>
+  </head>
+  <body>
+    <h1>Realtime Sine Test</h1>
+    <p>Play 440Hz sine wave for 1 second, 880Hz for 1 second, then stop</p>
+    <button id="start">Run</button>
+
+    <script>
+      const audioContext = new AudioContext();
+      const osc = audioContext.createOscillator();
+      osc.type = 'sine';
+      osc.frequency.value = 440;
+      osc.connect(audioContext.destination);
+
+      let updateFrequencyPromise;
+      document.getElementById('start').addEventListener('click', () => {
+        osc.start();
+
+        // Update frequency after 1 second
+        updateFrequencyPromise = new Promise((resolve, reject) => {
+          setTimeout(() => {
+            osc.frequency.value = 880;
+            osc.stop(audioContext.currentTime + 1);
+            resolve();
+          }, 1000);
+        });
+      });
+    </script>
+  </body>
+</html>
\ No newline at end of file
diff --git a/tests/resampler/index.html b/tests/resampler/index.html
index 9a11c12c3..32fd38b81 100644
--- a/tests/resampler/index.html
+++ b/tests/resampler/index.html
@@ -123,7 +123,7 @@ <h1>Resampler Verificaiton</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>
 
diff --git a/tests/setsinkid/index.html b/tests/setsinkid/index.html
index 402d0ba69..09c581337 100644
--- a/tests/setsinkid/index.html
+++ b/tests/setsinkid/index.html
@@ -122,7 +122,7 @@ <h1>AudioContext.setSinkId(): Manual Test</h1>
   </div>
   <div class="pb-3">
     2010-2024 Chromium authors
-    (60e8630)
+    (b817c71)
   </div>
 </div>