RECHECK is a free Chrome add-on developed by Revert.pl. It is a powerful HTML audit tool designed for SEO and UX optimization. With RECHECK, you can easily find any HTML tag and attribute, whether it has a value or not, on any website.

This tool is particularly useful for website developers and designers who want to ensure that their HTML tags and attributes are optimized for search engines and user experience. It allows you to search for specific attributes within specific tags, such as finding `title` attribute values in every `a` tag. It also helps you identify missing attributes, like finding all `a` tags without a `title` attribute.

RECHECK provides a simple and intuitive interface that allows you to quickly analyze the HTML structure of any webpage. By identifying and optimizing HTML tags and attributes, you can improve the visibility and usability of your website.

Overall, RECHECK is a valuable add-on for anyone involved in website development and optimization. Its comprehensive HTML audit features make it an essential tool for SEO and UX optimization.