Firefox Releases Articles
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Moving Firefox to a faster 4-week release cycle
Building and releasing a browser is complicated and involves many players. To optimize the process, and make it more reliable for all users, over the years we’ve developed a phased release strategy that includes ‘pre-release’ channels: Firefox Nightly, Beta, and Developer Edition. Starting Q1 2020, we're making a change. We plan to start shipping a major Firefox release every 4 weeks!
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Firefox 69 — a tale of Resize Observer, microtasks, CSS, and DevTools
For our latest excellent adventure, we’ve gone and cooked up a new Firefox release. Version 69 features a number of great new additions including JavaScript public instance fields, the Resize Observer and Microtask APIs, CSS logical overflow properties (e.g. overflow-block) and @supports for selectors.
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New CSS Features in Firefox 68
Firefox 68 landed earlier this month with a bunch of CSS additions and changes. In this blog post Rachel Andrew takes a look at some of the things you can expect to find, like Scroll Snapping done right, the
::markerpseudo-element, and new tooling in Firefox DevTools for working with CSS. -
Firefox 68: BigInts, Contrast Checks, and the QuantumBar
Firefox 68 is available today, sporting support for big integers, whole-page contrast checks checks for accessibility, and a completely new implementation of a core Firefox feature: the ever-awesome URL bar. Dan Callahan also reports on updated CSS scroll-snapping and other features, DOM API updates, next steps in the WebRender implementation, and more.
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GeckoView in 2019
Introducing the initial release of Firefox Preview (GitHub), an entire browser built from the ground up with GeckoView and Mozilla Android Components. Firefox Preview is our platform for building, testing, and delivering unique features. Though still an early preview, this is our first end-user product built completely with these new technologies. Plus, we share an update on where GeckoView is going in the second half of 2019.
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Firefox 67: Dark Mode CSS, WebRender, and more
Firefox 67 is now available in general release, bringing a faster and better JavaScript debugger, support for CSS
prefers-color-schemequeries, and the initial debut of WebRender in stable Firefox. Dan Callahan walks through the highlights of browser, platform, and tooling features. -
Faster smarter JavaScript debugging in Firefox DevTools
Script debugging is one of the most powerful and complex productivity features in the web developer toolbox. Done right, it empowers developers to fix bugs quickly and efficiently. The DevTools Debugger team – with help from our tireless developer community – has just landed updates that significantly improve performance and reliability.
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TLS 1.0 and 1.1 Removal Update
As you may have read last year, Safari, Firefox, Edge and Chrome browsers are removing support for TLS 1.0 and 1.1 in March of 2020. That means there’s less than a year to enable TLS 1.2 (and, ideally, 1.3) on your servers, otherwise all major browsers will display error pages, rather than the content your users came to see.
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Crossing the Rust FFI frontier with Protocol Buffers
The Firefox Application Services engineering team made the decision to use Rust to build cross-platform components for Firefox Sync, powering Firefox Accounts across many devices. They are implementing core business logic using Rust and wrapping it in a thin platform-native layer, such as Kotlin for Android and Swift for iOS.
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Scroll Anchoring in Firefox 66
Firefox 66 was released last week with a new feature called scroll anchoring, based on a new CSS specification. Scroll anchoring works to anchor the user to the content they’re looking at. As this content is moved by ads, screen rotations, screen resizes, or other causes, the page now scrolls to keep you at the same relative position to it. Learn how our intervention works.
