#firefox development highlights

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Firefox 68: BigInts, Contrast Checks, and the QuantumBar

Firefox 68: BigInts, Contrast Checks, and the QuantumBar

https://hacks.mozilla.org/files/2019/07/scroll-snap.mp4

Firefox 68 is available today, featuring support for big integers, whole-page contrast checks, and a completely new implementation of a core Firefox feature: the URL bar.

These are just the highlights. For complete information, see:

BigInts for JavaScript

Firefox 68 now supports JavaScript’s new BigInt numeric type.

Since its introduction,…

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Teaching machines to triage Firefox bugs

Teaching machines to triage Firefox bugs

Many bugs, not enough triage

Mozilla receives hundreds of bug reports and feature requests from Firefox users every day. Getting bugs to the right eyes as soon as possible is essential in order to fix them quickly. This is where bug triage comes in: until a developer knows a bug exists, they won’t be able to fix it.

Given the large number of bugs filed, it is unworkable to make each developer…

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Crossing the Rust FFI frontier with Protocol Buffers

Crossing the Rust FFI frontier with Protocol Buffers

My team, the application services team at Mozilla, works on Firefox Sync, Firefox Accounts and WebPush.

These features are currently shipped on Firefox Desktop, Android and iOS browsers. They will soon be available in our new products such as our upcoming Android browser, our password manager Lockbox, and Firefox for Fire TV.

Solving for one too many targets

Until now, for historical reasons,…

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New in Firefox DevTools 65

New in Firefox DevTools 65

We just released Firefox 65 with a number of new developer features that make it even easier for you to create, inspect and debug the web.

Among all the features and bug fixes that made it to DevTools in this new release, we want to highlight two in particular:

Our brand new Flexbox Inspector

Smarter JavaScript inspection and debugging

We hope you’ll love using these tools just as much as we and…

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Implications of Rewriting a Browser Component in Rust

Implications of Rewriting a Browser Component in Rust

The previous posts in this Fearless Security series examine memory safety and thread safety in Rust. This closing post uses the Quantum CSS project as a case study to explore the real world impact of rewriting code in Rust.

The style component is the part of a browser that applies CSS rules to a page. This is a top-down process on the DOM tree: given the parent style, the styles of children can…

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Dark Theme Darkening: Higher Theming For Firefox Quantum

Dark Theme Darkening: Higher Theming For Firefox Quantum

The Team

Project Darkish Theme Darkening was a half of Michigan State Universitys Pc Science capstone experience. Twenty-four teams of 5 college students had been every assigned an business sponsor based mostly on desire and talent set. We had the privilege of working with Mozilla on Firefox Quantums Theming API. Our mission will increase a customers means to customise the looks of the Firefox…

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New in Firefox Sixty One: Developer Edition

New in Firefox Sixty One: Developer Edition

Firefox sixty one: Developer Version is obtainable now, and incorporates a ton of nice new options and under-the-hood improvements.

A Darker Darkish Theme

Taking inspiration from Spinal Tap, Developer Editions darkish theme now darkens extra components of the browser, together with the model new tab page.

Searchable web sites can now be added to Firefox by way of the Add Search Engine…

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Debugging Trendy Net Applications

Debugging Trendy Net Applications

Building and debugging trendy JavaScript purposes in Firefox DevTools simply took a quantum leap ahead. In collaboration with Logan Smyth, Tech Lead for Babel, we leveled up the debuggers supply map assist to allow you to examine the code that you just truly wrote. Mixed with the continuing initiative to supply first-class JS framework assist throughout all our devtools, this may increase…

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