Image Alt Text Checker | Free Online Alt Text Tool

Image Alt Text Checker

Easily identify images on a webpage that are missing or have empty `alt` attributes, crucial for accessibility and image SEO.

How to Use This Tool (Local Demo)

  1. The input field now shows a demo URL. Click “Check”.
  2. The code will simulate fetching content and run the alt-text check logic.
  3. The core functionality of identifying missing/empty alt text will be demonstrated.
  4. To check a real URL, you must run this code in a local server environment where CORS is not restricted.