History Tree is a free Chrome add-on developed by historytree.wthl22 that allows users to visualize their browsing history transitions. With this extension, you can easily keep track of the websites you have visited and the paths you have taken.

The main feature of History Tree is its ability to draw a graph of your browsing history. This graph provides a visual representation of how you navigate through different websites, making it easier for you to remember the sites you have visited and the order in which you visited them. Whether you are trying to recall a website you visited earlier or simply want to marvel at your browsing journey, History Tree can be a useful tool.

To use History Tree, simply install the Chrome extension and it will automatically start collecting your browsing history. You can then access the graph by clicking on the History Tree icon in your browser toolbar. The graph is interactive, allowing you to zoom in and out, as well as click on individual nodes to view more details about each website.

Overall, History Tree is a handy add-on for Chrome users who want a visual representation of their browsing history transitions. It is a free tool that can help you remember the websites you have visited and the paths you have taken, making it a useful resource for those moments when you find yourself wondering, "Which site was that again?"