diff --git a/CLAUDE.md b/CLAUDE.md
index c1c0a81..4f3d42a 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -27,6 +27,11 @@ All repos live under the `wavekat` GitHub org. SSH access uses the `github.com-w
 | `wavekat-turn` | Turn detection — end-of-utterance for voice pipelines | Purple `#7c4dff` |
 | `wavekat-lab` | Interactive dashboard for testing audio backends | Amber `#ffd740` |
 
+### Tools
+| Name | What it does | URL |
+|------|-------------|-----|
+| Common Voice Explorer | Browse, filter, and review Mozilla Common Voice dataset clips | `commonvoice-explorer.wavekat.com` |
+
 ### Other
 | Repo | What it does |
 |------|-------------|
diff --git a/README.md b/README.md
index 8948e98..78f22fe 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,12 @@ WaveKat builds open-source, AI-powered solutions that put enterprise-grade capab
 |------|-------------|
 | [wavekat-voice](https://github.com/wavekat/wavekat-voice) | AI phone answering for small businesses — SIP/RTP, voice-to-voice conversations |
 
+### Tools
+
+| Name | What it does |
+|------|-------------|
+| [Common Voice Explorer](https://commonvoice-explorer.wavekat.com/) | Browse, filter, and review Mozilla Common Voice dataset clips |
+
 ### Libraries
 
 | Repo | What it does | Stars |
diff --git a/src/pages/index.astro b/src/pages/index.astro
index 3b58c08..b325a56 100644
--- a/src/pages/index.astro
+++ b/src/pages/index.astro
@@ -89,6 +89,28 @@ const libraries = [
       </div>
     </section>
 
+    <!-- Tools -->
+    <section class="mb-16">
+      <h2 class="text-xs font-bold tracking-widest text-gray-400 uppercase mb-5">Tools</h2>
+      <a
+        href="https://commonvoice-explorer.wavekat.com/"
+        target="_blank"
+        rel="noopener noreferrer"
+        class="group block rounded border p-5 dark:bg-wk-surface bg-gray-50 hover:bg-gray-100 dark:hover:bg-[#0d1520] transition-colors"
+        style="border-color: #ffd74040"
+      >
+        <div class="flex items-center gap-2 mb-1.5">
+          <span class="text-sm font-bold" style="color: #ffd740">Common Voice Explorer</span>
+        </div>
+        <p class="text-xs text-gray-500 dark:text-gray-400 leading-relaxed mb-4">
+          Browse, filter, and review audio clips from Mozilla's Common Voice dataset — with waveform playback, demographic filters, and sentence search.
+        </p>
+        <span class="text-xs text-gray-400 dark:text-gray-600 group-hover:text-gray-600 dark:group-hover:text-gray-400 transition-colors">
+          commonvoice-explorer.wavekat.com →
+        </span>
+      </a>
+    </section>
+
     <!-- Libraries -->
     <section class="mb-20">
       <h2 class="text-xs font-bold tracking-widest text-gray-400 uppercase mb-5">Libraries</h2>