This is according to the latest “Client-Side Attack Report Q2 2025”, published by security researchers c/side. A “client-side ...

To show off what EdgeHTML can do, Microsoft has built a browser using predominantly JavaScript, HTML, and CSS. Next, the company released the app on the Windows Store and the sample code on GitHub.

Custom in-app browsers are out of their reach, though. Such browsers are annoying by default, as they won’t have the history, usernames, passwords, or sharing options from your default browsers.

More notably, it took a mere 74.1ms to complete Sunspider, making it easily the fastest browser for running Javascript. Sadly, it’s every bit the memory hog that Chrome and Opera are, using ...

Their JavaScript-based code broke up large tasks into much smaller tasks and then distributed them to individual browser instances. They relied on the free Bitly URL shortening service to allow ...