diff --git a/index.php b/index.php
new file mode 100644
index 0000000..5706e5f
--- /dev/null
+++ b/index.php
@@ -0,0 +1,51 @@
+<?php 
+
+$version = '1.0.0';
+
+function IfEmpty($arg, $name)
+{
+    if ($arg == "")
+        return '<p style="color:red"><b style="color:black">' .  $name . ': </b>ERROR</p>';
+    else
+        return '<p style="color:green"><b style="color:black">' .  $name . ': </b>' . $arg . '</p>';
+}
+
+$ID = IfEmpty(filter_var($_GET["id"], FILTER_SANITIZE_STRING), "ZoomID");
+$zoomID = filter_var($_GET["id"], FILTER_SANITIZE_STRING);
+$PW = IfEmpty(filter_var($_GET["pw"], FILTER_SANITIZE_STRING), "ZoomPW");
+$zoomPW = filter_var($_GET["pw"], FILTER_SANITIZE_STRING);
+$USR = IfEmpty(filter_var($_GET["usr"], FILTER_SANITIZE_STRING), "ZoomUSR");
+$zoomUSR = filter_var($_GET["usr"], FILTER_SANITIZE_STRING);
+$SYS = IfEmpty(filter_var($_GET["sys"], FILTER_SANITIZE_STRING), "ZoomSYS");
+$zoomSYS = filter_var($_GET["sys"], FILTER_SANITIZE_STRING);
+
+
+if ($zoomSYS == "mac")
+    $start = 'zoommtg://';
+elseif ($zoomSYS == "android")
+    $start = 'zoomus://';
+else 
+    $start = 'START';
+
+$url = $start . 'zoom.us/join?confno=' . $zoomID . '&pwd=' . $zoomPW . '&uname=' . $zoomUSR;
+
+header('Location: ' . $url);  
+?>
+<!DOCTYPE html>
+<html lang="de">
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>ZoomAPI</title>
+</head>
+<body>
+    <h1>Willkommen bei ZoomAPI</h1>
+    <p>Version: <?=$version?></p>
+    <?=$ID?>
+    <?=$PW?>
+    <?=$USR?>
+    <?=$SYS?>
+    <?=$url?>
+</body>
+</html>
\ No newline at end of file
