diff --git a/.claude-plugin/marketplace.json b/.claude-plugin/marketplace.json
index 61d8f8cee..0e7a2822f 100644
--- a/.claude-plugin/marketplace.json
+++ b/.claude-plugin/marketplace.json
@@ -12,7 +12,7 @@
     {
       "name": "impeccable",
       "description": "Design vocabulary and skills for frontend development. Includes 20 commands (/polish, /distill, /audit, /typeset, /overdrive, etc.) and an enhanced frontend-design skill with curated anti-patterns.",
-      "version": "1.5.1",
+      "version": "2.0.0",
       "author": {
         "name": "Paul Bakaus",
         "email": "paul@paulbakaus.com"
diff --git a/.claude-plugin/plugin.json b/.claude-plugin/plugin.json
index dadbc8834..a7ca970bc 100644
--- a/.claude-plugin/plugin.json
+++ b/.claude-plugin/plugin.json
@@ -1,7 +1,7 @@
 {
   "name": "impeccable",
   "description": "Design vocabulary and skills for frontend development. Includes 21 skills (20 user-invokable: /polish, /distill, /audit, /typeset, /overdrive, etc.) and an enhanced frontend-design skill with curated anti-patterns.",
-  "version": "1.5.1",
+  "version": "2.0.0",
   "author": {
     "name": "Paul Bakaus",
     "email": "paul@paulbakaus.com"
diff --git a/package.json b/package.json
index 8943b9df5..080f3b714 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "impeccable",
-  "version": "1.5.1",
+  "version": "2.0.0",
   "author": "Paul Bakaus",
   "bin": {
     "impeccable": "./bin/impeccable.mjs"
diff --git a/public/index.html b/public/index.html
index 80cf3e3db..3b96c8095 100644
--- a/public/index.html
+++ b/public/index.html
@@ -78,7 +78,7 @@
             </div>
           </div>
         </div>
-        <p class="hero-version-link"><a href="#changelog">v1.5.1 — /typeset app typography fix</a></p>
+        <p class="hero-version-link"><a href="#changelog">v2.0.0 — Anti-pattern detection engine</a></p>
       </div>
 
       <!-- Right: Before/After Demo -->
@@ -314,6 +314,21 @@
       </div>
 
       <div class="changelog-list" data-reveal>
+        <div class="changelog-entry">
+          <div class="changelog-version-header">
+            <span class="changelog-version">v2.0.0</span>
+            <span class="changelog-date">March 20, 2026</span>
+          </div>
+          <ul class="changelog-items">
+            <li>Anti-pattern detection engine: 25 rules across typography, color, layout, visual details, motion, and design quality</li>
+            <li>CLI tool: <code>npx impeccable detect [target]</code> for standalone scanning outside AI harnesses</li>
+            <li>Browser visualizer: live overlays highlighting detected anti-patterns directly on the page</li>
+            <li><code>/critique</code> overhaul: sub-agent architecture, provider-aware script paths, console-based overlay reading</li>
+            <li>Gallery of Shame: <a href="/gallery">real examples</a> with live detection overlays</li>
+            <li>Shared transformer build system, prefix-aware <code>{{scripts_path}}</code> placeholder</li>
+          </ul>
+        </div>
+
         <div class="changelog-entry">
           <div class="changelog-version-header">
             <span class="changelog-version">v1.5.1</span>