diff --git a/www/index.xhtml b/www/de/index.xhtml
similarity index 92%
rename from www/index.xhtml
rename to www/de/index.xhtml
index bd5b490..b3f9c2f 100644
--- a/www/index.xhtml
+++ b/www/de/index.xhtml
@@ -1,11 +1,12 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<html xmlns="http://www.w3.org/1999/xhtml" lang="de-AT" prefix="og: https://ogp.me/ns#">
+<html xmlns="http://www.w3.org/1999/xhtml" lang="de" prefix="og: https://ogp.me/ns#">
 <head>
   <meta charset="UTF-8"/>
-  <title>Elwig</title>
+  <title>Elwig - Elektronische Winzergenossenschaftsverwaltung</title>
   <meta name="description" content="Elektronische Winzergenossenschaftsverwaltung"/>
   <link rel="icon" href="/favicon.ico" sizes="16x16 20x20 24x24 30x30 32x32 36x36 40x40 48x48 60x60 64x64 72x72 80x80 96x96 128x128 256x256"/>
   <link rel="stylesheet" href="/res/style.css"/>
+  <link rel="alternate" href="/en/" hreflang="en"/>
   <meta name="viewport" content="width=device-width,initial-scale=1.0"/>
   <meta name="theme-color" content="#A040C0"/>
   <meta name="mobile-web-app-capable" content="yes"/>
@@ -28,16 +29,18 @@
   <header>
     <nav class="index">
       <div>
-        <a href="https://elwig.at/"><img src="/res/elwig.png" alt="Elwig Logo"/></a>
+        <a href="https://elwig.at/de/"><img src="/res/elwig.png" alt="Elwig Logo"/></a>
       </div>
       <ul>
-        <li><a href="/#">Start</a></li>
-        <li><a href="/#about">Über</a></li>
-        <li><a href="/#clients">Genossenschaften</a></li>
+        <li><a href="#">Start</a></li>
+        <li><a href="#about">Über</a></li>
+        <li><a href="#clients">Genossenschaften</a></li>
         <li><a href="/files/">Downloads</a></li>
         <li><a href="https://git.necronda.net/winzer/">Quellcode</a></li>
       </ul>
-      <div/>
+      <div>
+        <a href="/en/" class="flag"><div/></a>
+      </div>
     </nav>
   </header>
 
diff --git a/www/en/index.xhtml b/www/en/index.xhtml
new file mode 100644
index 0000000..8d3a814
--- /dev/null
+++ b/www/en/index.xhtml
@@ -0,0 +1,149 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<html xmlns="http://www.w3.org/1999/xhtml" lang="en" prefix="og: https://ogp.me/ns#">
+<head>
+  <meta charset="UTF-8"/>
+  <title>Elwig - Electronic Management for Vintners' Cooperatives</title>
+  <meta name="description" content="Electronic Management for Vintners' Cooperatives"/>
+  <link rel="icon" href="/favicon.ico" sizes="16x16 20x20 24x24 30x30 32x32 36x36 40x40 48x48 60x60 64x64 72x72 80x80 96x96 128x128 256x256"/>
+  <link rel="stylesheet" href="/res/style.css"/>
+  <link rel="alternate" href="/de/" hreflang="de"/>
+  <meta name="viewport" content="width=device-width,initial-scale=1.0"/>
+  <meta name="theme-color" content="#A040C0"/>
+  <meta name="mobile-web-app-capable" content="yes"/>
+  <meta name="apple-mobile-web-app-capable" content="yes"/>
+  <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent"/>
+  <meta property="og:site_name" content="Elwig"/>
+  <meta property="og:title" content="Elwig"/>
+  <meta property="og:description" content="Electronic Management for Vintners' Cooperatives"/>
+  <meta property="og:type" content="website"/>
+  <meta property="og:url" content="https://elwig.at/"/>
+  <meta property="og:image" content="https://elwig.at/res/images/preview.jpg"/>
+  <meta property="og:image:type" content="image/jpeg"/>
+  <meta property="og:image:width" content="1200"/>
+  <meta property="og:image:height" content="630"/>
+  <meta property="og:locale" content="de_AT"/>
+  <meta property="og:ttl" content="60"/>
+  <meta name="twitter:card" content="summary_large_image"/>
+</head>
+<body class="header-footer" style="background-color: var(--bg-color);">
+  <header>
+    <nav class="index">
+      <div>
+        <a href="https://elwig.at/en/"><img src="/res/elwig.png" alt="Elwig Logo"/></a>
+      </div>
+      <ul>
+        <li><a href="#">Start</a></li>
+        <li><a href="#about">About</a></li>
+        <li><a href="#clients">Cooperatives</a></li>
+        <li><a href="/files/">Downloads</a></li>
+        <li><a href="https://git.necronda.net/winzer/">Source&#160;Code</a></li>
+      </ul>
+      <div>
+        <a href="/de/" class="flag"><div/></a>
+      </div>
+    </nav>
+  </header>
+
+  <main>
+    <section class="home background">
+      <a href="#about">
+        <div>
+          <img src="/res/elwig.png" alt="Elwig"/>
+          <div style="max-width: 16em; margin-bottom: 0.5em;">
+            <h1>Elwig</h1>
+            <h2>Electronic Management for Vintners' Cooperatives</h2>
+          </div>
+        </div>
+      </a>
+      <div class="blur bottom"/>
+    </section>
+
+    <section class="about">
+      <span id="about"/>
+      <h3>Elwig</h3>
+      <p>
+        Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore etdolore magna aliquyam erat, sed diam voluptua.
+        At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.
+        Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua.
+        At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.
+      </p>
+      <p>
+        Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore etdolore magna aliquyam erat, sed diam voluptua.
+        At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.
+        Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua.
+        At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet.
+      </p>
+    </section>
+
+    <section class="picture-1 background">
+      <div class="blur top"/>
+      <div class="blur bottom"/>
+    </section>
+
+    <section class="clients">
+      <span id="clients"/>
+      <h3>The Cooperatives</h3>
+      <div class="container background">
+        <div>
+          <h4>WG Matzen</h4>
+          <h5><span>Winzergenossenschaft</span> <span>für Matzen und Umgebung</span><br/><span>reg. Gen.m.b.H.</span></h5>
+          <h6>Branches:</h6>
+          <div class="branches">Matzen</div>
+          <p class="link">
+            <a href="https://winzermatzen.at/">winzermatzen.at</a>
+          </p>
+          <div class="edge"/><div class="edge"/><div class="edge"/><div class="edge"/>
+        </div>
+        <div class="filling"/>
+        <div>
+          <h4>Winzerkeller im Weinviertel</h4>
+          <h5><span>Winzerkeller im Weinviertel</span><br/><span>reg. Gen.m.b.H.</span></h5>
+          <h6>Branches:</h6>
+          <div class="branches">Wolkersdorf, Haugsdorf, Sitzendorf</div>
+          <p class="link">
+            <a href="http://www.winzerkeller.eu/">winzerkeller.eu</a>
+          </p>
+          <div class="edge"/><div class="edge"/><div class="edge"/><div class="edge"/>
+        </div>
+        <div class="filling"/>
+        <div>
+          <h4>WG Weinland</h4>
+          <h5><span>Winzergenossenschaft Weinland,</span> <span>mit dem Sitz in Groß-Inzersdorf,</span><br/><span>reg. Gen.m.b.H.</span></h5>
+          <h6>Branches:</h6>
+          <div class="branches">Groß-Inzersdorf</div>
+          <p class="link"></p>
+          <div class="edge"/><div class="edge"/><div class="edge"/><div class="edge"/>
+        </div>
+        <div class="filling"/>
+        <div>
+          <h4>WG Baden</h4>
+          <h5><span>Winzergenossenschaft</span> <span>Baden - Bad Vöslau</span><br/><span>reg. Gen.m.b.H.</span></h5>
+          <h6>Zweigstellen:</h6>
+          <div class="branches">Baden</div>
+          <p class="link">
+            <a href="http://www.wg-baden.at/">wg-baden.at</a>
+          </p>
+          <div class="edge"/><div class="edge"/><div class="edge"/><div class="edge"/>
+        </div>
+      </div>
+    </section>
+
+    <section class="picture-2 background">
+      <div class="blur top"/>
+    </section>
+  </main>
+
+  <footer>
+    <a href="https://elwig.at/"><img src="/res/elwig.png" alt="Elwig"/></a>
+    <p>
+      <strong>Imprint</strong><br/>
+      Lorenz Stechauner, Thomas Hilscher<br/>
+      Austria<br/>
+    </p>
+    <p>
+      <strong>Contact</strong><br/>
+      E-Mail: <a href="mailto:contact@necronda.net">contact@necronda.net</a><br/>
+    </p>
+  </footer>
+</body>
+</html>
diff --git a/www/index.php b/www/index.php
index e1e10a3..113a885 100644
--- a/www/index.php
+++ b/www/index.php
@@ -1,6 +1,23 @@
 <?php
 header("Content-Length: 0");
 switch ($_SERVER['PATH_INFO']) {
+    case '':
+    case '/':
+        $lang = 'de';  // prefer german
+        if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
+            foreach (explode(',', $_SERVER['HTTP_ACCEPT_LANGUAGE']) as $pref) {
+                $l = substr($pref, 0, 2);
+                if ($l === 'de') {
+                    $lang = 'de';
+                    break;  // force german
+                } else if ($l === 'en') {
+                    $lang = 'en';  // use english only, if user specifically asks for it
+                }
+            }
+        }
+        header("Status: 303");
+        header("Location: /$lang/");
+        break;
     case '/changelog':
         header("Status: 303");
         header("Location: https://git.necronda.net/winzer/elwig/src/branch/main/CHANGELOG.md");
diff --git a/www/res/style.css b/www/res/style.css
index d5ffcc9..222fefb 100644
--- a/www/res/style.css
+++ b/www/res/style.css
@@ -81,6 +81,29 @@ nav li.active a{
     color: var(--main-color);
 }
 
+nav a.flag {
+    text-decoration: none;
+}
+
+nav a.flag div {
+    display: inline-block;
+    font-size: 1.25em;
+    width: 1em;
+    margin: 0.75rem 1rem;
+}
+
+nav a.flag[href='/de/'] div::before,
+nav a.flag[href='/en/']:hover div::before,
+nav a.flag[href='/en/']:focus div::before {
+    content: '\1F1EC\1F1E7';  /* GB */
+}
+
+nav a.flag[href='/en/'] div::before,
+nav a.flag[href='/de/']:hover div::before,
+nav a.flag[href='/de/']:focus div::before {
+    content: '\1F1E6\1F1F9';  /* AT */
+}
+
 /**** Index ****/
 
 main span[id] {
diff --git a/www/robots.txt b/www/robots.txt
index 391d3a7..eb8b226 100644
--- a/www/robots.txt
+++ b/www/robots.txt
@@ -1,4 +1,5 @@
 # robots.txt for elwig.at
 User-Agent: *
 Disallow: /clients/
+Disallow: /access/
 Sitemap: https://elwig.at/sitemap.xml
diff --git a/www/sitemap.xml b/www/sitemap.xml
index 9bdf704..6b54581 100644
--- a/www/sitemap.xml
+++ b/www/sitemap.xml
@@ -1,10 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <urlset xmlns="https://www.sitemaps.org/schemas/sitemap/0.9">
   <url>
-    <loc>https://elwig.at/</loc>
+    <loc>https://elwig.at/de/</loc>
     <changefreq>monthly</changefreq>
     <priority>1.0</priority>
   </url>
+  <url>
+    <loc>https://elwig.at/en/</loc>
+    <changefreq>monthly</changefreq>
+    <priority>0.9</priority>
+  </url>
   <url>
     <loc>https://elwig.at/files/</loc>
     <changefreq>monthly</changefreq>
