diff --git a/gab/index.php b/gab/index.php
new file mode 100644
index 0000000..27f357a
--- /dev/null
+++ b/gab/index.php
@@ -0,0 +1,85 @@
+<?php
+$images = array_values(array_filter(scandir('.'), function($file) {
+    return preg_match('/\.(jpg|jpeg|png|gif|webp)$/i', $file);
+}));
+?>
+
+<!DOCTYPE html>
+<html lang="nl">
+<head>
+<meta charset="UTF-8">
+<meta name="viewport" content="width=device-width, initial-scale=1.0">
+<title>Foto Viewer</title>
+
+<style>
+body {
+    margin: 0;
+    background: #111;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    height: 100vh;
+    overflow: hidden;
+}
+
+img {
+    max-width: 95vw;
+    max-height: 95vh;
+    object-fit: contain;
+}
+
+button {
+    position: fixed;
+    top: 50%;
+    transform: translateY(-50%);
+    font-size: 2rem;
+    padding: 10px 20px;
+    background: rgba(0,0,0,0.5);
+    color: white;
+    border: none;
+    cursor: pointer;
+}
+
+#prev { left: 20px; }
+#next { right: 20px; }
+</style>
+</head>
+<body>
+
+<button id="prev">◀</button>
+<img id="image">
+<button id="next">▶</button>
+
+<script>
+const images = <?= json_encode($images) ?>;
+
+let current = 0;
+const img = document.getElementById('image');
+
+function showImage() {
+    img.src = images[current];
+}
+
+document.getElementById('prev').onclick = () => {
+    current = (current - 1 + images.length) % images.length;
+    showImage();
+};
+
+document.getElementById('next').onclick = () => {
+    current = (current + 1) % images.length;
+    showImage();
+};
+
+document.addEventListener('keydown', e => {
+    if (e.key === 'ArrowLeft') {
+        document.getElementById('prev').click();
+    } else if (e.key === 'ArrowRight') {
+        document.getElementById('next').click();
+    }
+});
+
+showImage();
+</script>
+
+</body>
+</html>
\ No newline at end of file
