Image Info Mini

Hover over images to see their info, check for missing alt attributes, and measure total image weight on a page.

See what your images are really doing. Image Info Mini is a lightweight toolkit for web designers, developers, and site owners who care about fast, accessible pages. 🔍 Hover to inspect — Move your mouse over any image and instantly see its original dimensions, displayed size, and file weight in a discreet panel. No clicks needed. ♿ Find missing alt attributes — One click outlines every image without alt text in red. Perfect for quick accessibility audits. 📐 Catch layout-shift culprits — Highlight images missing width/height attributes, a common cause of Cumulative Layout Shift (CLS) that hurts your Core Web Vitals. ⚖️ Weigh your page — Measure the total image weight of any page and jump straight to the heaviest image, outlined in red. Simple. Private. Free. No data collection. No external servers. Everything runs locally in your browser. Available in English and Japanese.