Website SEO Analysis Tool is a Chrome add-on developed by 千羽千鹤. It provides a quick way to open multiple analysis websites to perform SEO analysis on the current website.

With this tool, users can easily open analysis websites such as Aizhan Zhanchang and Webmasterhome to assess the SEO performance of their websites. Additionally, it allows users to quickly open multiple search engines to check the website's indexing status.

This add-on is a convenient solution for website owners and SEO professionals who want to gather information and insights about their website's SEO performance. By providing easy access to various analysis websites and search engines, it simplifies the process of performing SEO analysis and monitoring the website's visibility on search engines.