Youtube Bookmark is a Chrome extension developed by thanhnoobs. It falls under the category of Browsers and is specifically classified as an Add-ons & Tools.

This program allows users to bookmark timestamps on Youtube videos with just one click. With Youtube Bookmark, you can easily mark important moments in a video and replay them later with ease. The extension also provides the option to delete these timestamps when they are no longer needed.

Overall, Youtube Bookmark is a convenient tool for anyone who frequently watches Youtube videos and wants to keep track of specific moments. It simplifies the process of bookmarking timestamps, making it easier to revisit important parts of a video.