diff --git a/frontend/landing.html b/frontend/landing.html
index 8255a1e..b6dfa8e 100644
--- a/frontend/landing.html
+++ b/frontend/landing.html
@@ -5,9 +5,9 @@
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
 
   <!-- Primary SEO -->
-  <title>ScreenTinker - Digital Signage Software | Manage Any Screen Remotely</title>
-  <meta name="description" content="Free digital signage software for any screen. Remote control, video walls, multi-zone layouts, scheduling, kiosk mode, and analytics. Works on Android, Raspberry Pi, Windows, ChromeOS, and smart TVs. Start free, no credit card required.">
-  <meta name="keywords" content="digital signage, digital signage software, remote display, signage management, video wall, kiosk mode, screen management, content management, Android signage, Raspberry Pi signage, free digital signage">
+  <title>ScreenTinker - Open-Source Digital Signage CMS | Free Display Management</title>
+  <meta name="description" content="Open-source digital signage CMS. Free plan, self-host or cloud. Manage TVs, video walls, kiosks, and schedules across Android, Raspberry Pi, Windows, and any browser.">
+  <meta name="keywords" content="open source digital signage, free digital signage software, digital signage CMS, display management software, screen management, signage player, TV display management, video wall, kiosk mode, Raspberry Pi signage, self-hosted signage">
   <meta name="author" content="ScreenTinker">
   <meta name="robots" content="index, follow">
   <link rel="canonical" href="https://screentinker.com/">
@@ -15,16 +15,20 @@
   <!-- Open Graph / Facebook -->
   <meta property="og:type" content="website">
   <meta property="og:url" content="https://screentinker.com/">
-  <meta property="og:title" content="ScreenTinker - Digital Signage Made Simple">
-  <meta property="og:description" content="Manage content on TVs, displays, and kiosks from anywhere. Remote control, video walls, scheduling, and analytics. 9 platforms supported. Start free.">
-  <meta property="og:image" content="https://screentinker.com/assets/icon-512.png">
+  <meta property="og:title" content="ScreenTinker - Open-Source Digital Signage CMS">
+  <meta property="og:description" content="Open-source digital signage CMS. Free plan, self-host or cloud. Manage TVs, video walls, kiosks, and schedules across 9 platforms.">
+  <meta property="og:image" content="https://screentinker.com/assets/dashboard-preview.png">
+  <meta property="og:image:width" content="2500">
+  <meta property="og:image:height" content="1314">
+  <meta property="og:image:alt" content="ScreenTinker dashboard showing four online displays with playlist assignments">
   <meta property="og:site_name" content="ScreenTinker">
 
   <!-- Twitter -->
   <meta name="twitter:card" content="summary_large_image">
-  <meta name="twitter:title" content="ScreenTinker - Digital Signage Made Simple">
-  <meta name="twitter:description" content="Free digital signage software for any screen. Remote control, video walls, layouts, scheduling, kiosk mode. Works on 9 platforms.">
-  <meta name="twitter:image" content="https://screentinker.com/assets/icon-512.png">
+  <meta name="twitter:title" content="ScreenTinker - Open-Source Digital Signage CMS">
+  <meta name="twitter:description" content="Open-source digital signage CMS. Free plan, self-host or cloud. Video walls, kiosks, scheduling, and live remote control across 9 platforms.">
+  <meta name="twitter:image" content="https://screentinker.com/assets/dashboard-preview.png">
+  <meta name="twitter:image:alt" content="ScreenTinker dashboard showing four online displays with playlist assignments">
 
   <!-- Theme -->
   <meta name="theme-color" content="#111827">
@@ -161,28 +165,46 @@
         <a href="#platforms">Platforms</a>
         <a href="#pricing">Pricing</a>
         <a href="#compare">Compare</a>
+        <a href="https://github.com/screentinker/screentinker" target="_blank" rel="noopener" aria-label="ScreenTinker on GitHub" class="nav-github" style="margin-left:16px;display:inline-flex;align-items:center;color:var(--muted)">
+          <svg width="20" height="20" viewBox="0 0 24 24" fill="currentColor" aria-hidden="true"><path d="M12 .3a12 12 0 0 0-3.8 23.4c.6.1.8-.3.8-.6v-2c-3.3.7-4-1.6-4-1.6-.6-1.4-1.4-1.8-1.4-1.8-1.1-.7.1-.7.1-.7 1.2.1 1.9 1.3 1.9 1.3 1.1 1.9 2.9 1.4 3.6 1 .1-.8.4-1.4.8-1.7-2.7-.3-5.5-1.3-5.5-6 0-1.3.5-2.4 1.2-3.2-.1-.3-.5-1.5.1-3.2 0 0 1-.3 3.3 1.2a11 11 0 0 1 6 0c2.3-1.5 3.3-1.2 3.3-1.2.7 1.7.3 2.9.1 3.2.8.8 1.2 1.9 1.2 3.2 0 4.6-2.8 5.6-5.5 5.9.4.4.8 1.1.8 2.2v3.3c0 .3.2.7.8.6A12 12 0 0 0 12 .3"/></svg>
+        </a>
         <a href="/app#/login" class="btn btn-outline" style="margin-left:16px">Sign In</a>
         <a href="/app#/login" class="btn btn-primary" style="margin-left:8px"><span class="btn-full">Start Free Trial</span><span class="btn-short">Try Free</span></a>
       </div>
     </div>
   </nav>
 
+  <main>
   <!-- Hero -->
   <section class="hero">
-    <div class="hero-badge">&#9889; 14-day free Pro trial &middot; No credit card required</div>
-    <h1>Digital Signage<br>for <span>Any Screen</span></h1>
-    <p>Manage content on TVs, displays, and kiosks from anywhere. Remote control, video walls, scheduling, and analytics. Works on any device.</p>
+    <div class="hero-badge">&#9889; Open source &middot; Free plan &middot; 14-day Pro trial, no credit card</div>
+    <h1>Open-Source Digital Signage<br>for <span>Any Screen</span></h1>
+    <p>Manage content on TVs, displays, and kiosks from anywhere. Remote control, video walls, scheduling, and analytics. Self-host or use our managed cloud.</p>
     <div class="hero-btns">
       <a href="/app#/login" class="btn btn-primary" style="padding:14px 28px;font-size:16px">Start Free Trial</a>
+      <a href="https://github.com/screentinker/screentinker" target="_blank" rel="noopener" class="btn btn-outline" style="padding:14px 28px;font-size:16px">
+        <svg width="18" height="18" viewBox="0 0 24 24" fill="currentColor" aria-hidden="true" style="margin-right:2px"><path d="M12 .3a12 12 0 0 0-3.8 23.4c.6.1.8-.3.8-.6v-2c-3.3.7-4-1.6-4-1.6-.6-1.4-1.4-1.8-1.4-1.8-1.1-.7.1-.7.1-.7 1.2.1 1.9 1.3 1.9 1.3 1.1 1.9 2.9 1.4 3.6 1 .1-.8.4-1.4.8-1.7-2.7-.3-5.5-1.3-5.5-6 0-1.3.5-2.4 1.2-3.2-.1-.3-.5-1.5.1-3.2 0 0 1-.3 3.3 1.2a11 11 0 0 1 6 0c2.3-1.5 3.3-1.2 3.3-1.2.7 1.7.3 2.9.1 3.2.8.8 1.2 1.9 1.2 3.2 0 4.6-2.8 5.6-5.5 5.9.4.4.8 1.1.8 2.2v3.3c0 .3.2.7.8.6A12 12 0 0 0 12 .3"/></svg>
+        View on GitHub
+      </a>
       <a href="#compare" class="btn btn-outline" style="padding:14px 28px;font-size:16px">See How We Compare</a>
     </div>
   </section>
 
   <!-- Dashboard preview -->
   <div class="screenshot">
-    <img src="/assets/dashboard-preview.png" alt="ScreenTinker dashboard showing 4 online displays with playlist assignments" loading="lazy">
+    <img src="/assets/dashboard-preview.png" alt="ScreenTinker dashboard showing 4 online displays with playlist assignments" loading="lazy" width="2500" height="1314">
   </div>
 
+  <!-- Open Source callout -->
+  <section class="opensource" id="opensource" style="max-width:900px;margin:0 auto;padding:40px 24px;text-align:center">
+    <h2 style="font-size:28px;margin-bottom:12px">Fully Open Source</h2>
+    <p style="color:var(--muted);font-size:16px;margin-bottom:20px">MIT licensed. Self-host on your own infrastructure or use our managed cloud. Your data, your rules.</p>
+    <a href="https://github.com/screentinker/screentinker" target="_blank" rel="noopener" class="btn btn-outline" style="display:inline-flex;align-items:center;gap:8px">
+      <svg width="18" height="18" viewBox="0 0 24 24" fill="currentColor" aria-hidden="true"><path d="M12 .3a12 12 0 0 0-3.8 23.4c.6.1.8-.3.8-.6v-2c-3.3.7-4-1.6-4-1.6-.6-1.4-1.4-1.8-1.4-1.8-1.1-.7.1-.7.1-.7 1.2.1 1.9 1.3 1.9 1.3 1.1 1.9 2.9 1.4 3.6 1 .1-.8.4-1.4.8-1.7-2.7-.3-5.5-1.3-5.5-6 0-1.3.5-2.4 1.2-3.2-.1-.3-.5-1.5.1-3.2 0 0 1-.3 3.3 1.2a11 11 0 0 1 6 0c2.3-1.5 3.3-1.2 3.3-1.2.7 1.7.3 2.9.1 3.2.8.8 1.2 1.9 1.2 3.2 0 4.6-2.8 5.6-5.5 5.9.4.4.8 1.1.8 2.2v3.3c0 .3.2.7.8.6A12 12 0 0 0 12 .3"/></svg>
+      github.com/screentinker/screentinker
+    </a>
+  </section>
+
   <!-- Features -->
   <section class="features" id="features">
     <h2>Everything You Need</h2>
@@ -256,11 +278,13 @@
     <p>14-day free Pro trial. No credit card required. Set up in under 5 minutes.</p>
     <a href="/app#/login" class="btn btn-primary" style="padding:14px 32px;font-size:16px">Start Free Trial</a>
   </section>
+  </main>
 
   <!-- Footer -->
   <footer>
     <div style="color:var(--dim);font-size:13px">&copy; 2026 ScreenTinker. All rights reserved.</div>
     <div class="links">
+      <a href="https://github.com/screentinker/screentinker" target="_blank" rel="noopener">GitHub</a>
       <a href="/legal/terms.html">Terms</a>
       <a href="/legal/privacy.html">Privacy</a>
       <a href="/legal/third-party.html">Licenses</a>
@@ -333,7 +357,9 @@
     "name": "ScreenTinker",
     "url": "https://screentinker.com",
     "logo": "https://screentinker.com/assets/icon-512.png",
-    "sameAs": []
+    "sameAs": [
+      "https://github.com/screentinker/screentinker"
+    ]
   }
   </script>
 
diff --git a/frontend/sitemap.xml b/frontend/sitemap.xml
index 7b6f335..f140bf2 100644
--- a/frontend/sitemap.xml
+++ b/frontend/sitemap.xml
@@ -15,4 +15,9 @@
     <changefreq>monthly</changefreq>
     <priority>0.3</priority>
   </url>
+  <url>
+    <loc>https://screentinker.com/legal/third-party.html</loc>
+    <changefreq>monthly</changefreq>
+    <priority>0.2</priority>
+  </url>
 </urlset>