Collaborating with the Office Performance team for better web performance tools On the Microsoft Edge team, we spend a lot of time working with product teams across Microsoft to support them in building great web experiences, and jointly raising the bar for how these apps perform for everyone, whatever device they may use. In this post, we’ll review some new DevTools capabilities we have recently built in partnership with the Office Performance team, which enable concrete performance improvements in production web experiences. There are many ways to measure the complexity of a web app and its code base, but when it comes to performance, the following indicators tend to play an important role: The number of nodes in the DOM tree. The number of stylesheets and CSS rules in the document. The number of HTTP requests, and the total size [ more… ]