Heading Tag Markup is a free Chrome extension developed by Webreload. This add-on allows users to easily highlight and display the h1-h6 tags on any webpage. Whether you're a web developer or simply curious about the structure of a webpage, this extension provides a convenient way to visualize the heading tags.

With Heading Tag Markup, you can easily identify the h1-h6 tags on a webpage. The extension highlights these tags with different colors, making it easy to differentiate between them. Additionally, it displays which heading tag is currently being output, providing real-time information about the structure of the page.

The add-on icon allows for easy activation and deactivation of the extension with just a click. Whether you're analyzing a webpage or working on your own website, Heading Tag Markup is a useful tool for anyone interested in the structure and organization of heading tags.