diff --git a/src/migrate.html b/src/migrate.html
new file mode 100644
index 00000000..42fca212
--- /dev/null
+++ b/src/migrate.html
@@ -0,0 +1,80 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8">
+    <title>Coriolis: Migrate to HTTPS</title>
+  </head>
+  <body>
+  <script>
+
+      function fromJsonToObject(str) {
+        try {
+          var o = JSON.parse(str);
+          if (o instanceof Object && !(o instanceof Array)) {
+            return o;
+          }
+        } catch (e) { }
+        return {};
+      }
+
+      function listener(event) {
+        var origin = event.origin || event.originalEvent.origin;
+        var source = event.source;
+        var data = event.message;
+
+        // Uncomment for production
+        // if (origin !== "http://coriolis.io") {
+        //   return;
+        // }
+
+        try {
+          var builds = fromJsonToObject(localStorage.getItem('builds'));
+          var comparisons = fromJsonToObject(localStorage.getItem('comparisons'));
+
+          // merge builds
+          if (typeof data.builds == 'object') {
+
+            for (var bName in data.builds) {
+              // Build existing in http and does not existing in HTTPS
+              if (data.builds.hasOwnProperty(bName) && !builds[bName]) {
+                build[bName] = data.builds[bName];
+              }
+            }
+
+            localStorage.setItem('builds', JSON.stringify(builds));
+          }
+          // merge comparisons
+          if (typeof data.comparisons == 'object') {
+
+            for (var comp in data.comparisons) {
+              // Comparison existing in http and does not existing in HTTPS
+              if (data.comparisons.hasOwnProperty(comp) && !data.comparisons[comp]) {
+                comparisons[comp] = data.comparisons[comp];
+              }
+            }
+            localStorage.setItem('comparisons', JSON.stringify(comparisons));
+          }
+
+          source.postMessage({
+            success: true,
+            buildCount: Object.keys(builds).length,
+            comparisonCount: Object.keys(comparisons).length
+          }, origin);
+
+        } catch (e) {
+          source.postMessage({ success: false, error: e }, origin);
+        }
+
+      }
+
+
+      if (window.addEventListener){
+        window.addEventListener("message", listener, false);
+      } else {
+        window.attachEvent("onmessage", listener);
+      }
+    </script>
+  </body>
+</html>
+
+
