CPU Guard is a free Chrome extension developed by rolandas.dundulis. It falls under the category of Browsers and specifically belongs to the Add-ons & Tools subcategory. Designed to address the problem of high CPU usage caused by poorly designed websites, web frames, ads, or malware, this extension aims to improve the overall user experience.

The main purpose of CPU Guard is to detect instances of high CPU usage and provide users with the necessary tools to take action on misbehaving tabs. It is important to note that this extension is compatible only with Canary, Dev, and Chromium versions of Chrome.

By using CPU Guard, web users can easily identify problematic websites that are consuming excessive computer resources, leading to a degradation in workflow and user experience. With this information, users can take appropriate action to mitigate the issue and enhance their browsing experience.

Overall, CPU Guard is a valuable tool for Chrome users who want to optimize their CPU usage and ensure a smoother browsing experience. With its ability to detect and address high CPU usage caused by various factors, this extension proves to be a useful addition to any Chrome browser.