Bookmark Manager is a free Chrome extension developed by zhangtao5416. It falls under the category of Browsers and is classified as an Add-ons & Tools subcategory. This extension aims to provide users with an efficient way to track and filter the URLs saved in their browser bookmarks.

With Bookmark Manager, users can easily keep track of the content updates they care about without having to open each bookmarked URL individually. The extension allows users to configure personalized keyword sets to filter the bookmarked content conveniently. By using these keywords, users can quickly identify the bookmarks that contain the specific content they are interested in.

This extension is a useful tool for those who have a large number of bookmarks and want to stay updated on the latest content without the hassle of manually checking each bookmarked website. With Bookmark Manager, users can save time and effort by filtering their bookmarks based on personalized keywords, making it easier to find the information they need.