The Opus audio codec just got another major upgrade with the release of version 1.2, bringing many speech and music quality improvements, especially at low bitrates.
Scheduling is a significant piece of Project Quantum, which focuses on making Firefox more responsive, especially when lots of tabs are open. In this article, we describe problems we identified in multi-tab browsing, the solutions we figured out, the current status of Quantum DOM, and opportunities for contribution to the project.
CSS Grid is revolutionizing web design. It’s a flexible, simple design standard that can be used across all browsers and devices. That's why we built CSS Grid Inspector. We’ve been working hard on the Firefox Developer Tools Layout panel, adding powerful new features to the Grid Inspector and Box Model. The latest enhancements are now available in Firefox Nightly.
What makes work on performance so challenging and why is it so important to include the user from the very beginning? This article explores the difference between technical and perceived performance, and describes an approach to testing and measurement that correlates the user's quality of experience with characteristics that engineers can benchmark.
The Network Monitor tool has been available in Firefox since the earliest days of Firefox Dev Tools. It’s an invaluable tool for anyone who cares about page load performance and fast modern web pages. Now the monitor has been re-architected for a more modern web development workflow using standard web technologies
Go hands-on with the Network Monitor! We'll walk you through the process of running this dev tool on top of the Launchpad and utilizing the hot-reload feature to see code changes instantly.
The release of Firefox 54 completes the transformation of Firefox into a fully multi-process browser, running many simultaneous content processes in addition to a UI process and, on Windows, a special GPU process. This design makes it easier to utilize all of the cores available on modern processors and, in the future, to securely sandbox web content. This release also offers new support for the CSS clip-path property, and updates to the WebExtensions APIs.
The general release of Firefox 54 is just around the corner and it will introduce new features into an already cool CSS property: clip-path, a property that allows us to clip (i.e., cut away) parts of an element. With Firefox 54, you will be able to use CSS shapes as well: insets, circles, ellipses and polygons. In this demo-rich post, we'll explore the features of clipping and masking and how they are used.