The browser includes unique features to help you get the most out of both gaming and browsing. Opera GX will stick to that limit, which means your game or streaming service outside of the browser will run more smoothly with the larger network bandwidth at its disposal. No need to close your browser. Ad blocker Enjoy a smoother ad-free web with our built-in ad blocker. The Hard Limit setting forces the browser to stay under the chosen memory limit no matter what. You can customize your browser with any color you want and choose from different special effects and themes.