✅ Bulk Gallery Creation. Generate an entire gallery from a simple list of images and captions. ✅ Background Control. Choose black or white for thumbnails and lightboxes. ✅ Show or hide captions instantly. ✅ Automatic HTML Output. Copy and paste your ready-to-go code straight into Shopify. ✅ Lightbox with Navigation. Click any thumbnail for a smooth, full-size preview. ✅ Automatic Resizing. Upload 500×500px images; thumbnails adjust perfectly.