xSstension is a free Chrome add-on developed by switch. It falls under the category of Browsers and specifically belongs to the Add-ons & Tools subcategory. This handy tool allows users to store XSS payloads for bug bounty hunters and pentesters. Additionally, it helps in discovering HTML comments within HTML documents.

With xSstension, users can conveniently store their XSS payloads and access them whenever needed. The add-on provides a clipboard feature that allows users to quickly copy their stored payloads for use in various security testing scenarios. This makes it a valuable tool for bug bounty hunters and pentesters who frequently encounter cross-site scripting vulnerabilities.

Furthermore, xSstension offers the ability to search and identify HTML comments within HTML documents. This feature is particularly useful for those who want to thoroughly analyze web pages and uncover any hidden information or potential security issues.

Overall, xSstension is a reliable and user-friendly Chrome add-on that aids in XSS payload storage and HTML comment discovery. Its intuitive interface and essential features make it a valuable asset for security professionals and enthusiasts alike.