Featured Articles
-
Entering the Quantum Era—How Firefox got fast again and where it’s going to get faster
Over the past seven months, we’ve been rapidly replacing major parts of the engine, introducing Rust and parts of Servo to Firefox. Plus, we’ve had a browser performance strike force scouring the codebase for performance issues, both obvious and non-obvious. We call this Project Quantum, and the first general release of the reborn Firefox Quantum comes out tomorrow.
-
Saying Goodbye to Firebug
The most popular and powerful web development tool. Firebug has been a phenomenal success. Over its 12-year lifespan, the open source tool developed a near cult following among web developers. When it came out in 2005, Firebug was the first tool to let programmers inspect, edit, and debug code right in the Firefox browser.
-
Firefox OS 2.5 Developer Preview, an experimental Android app
Today we have made Firefox OS 2.5 available worldwide. We are also making an early, experimental build of the OS — Firefox OS 2.5 Developer Preview — available for developers to download on Android devices. This latest version of Firefox OS delivers exciting features including: Add-ons: Just like the add-ons we’ve come to love in […]
-
How to build your own private smart home with a Raspberry Pi and Mozilla’s Things Gateway
Last year we announced Project Things by Mozilla. Project Things is a framework of software and services that can bridge the communication gap between connected devices by giving “things” URLs on the web. Today I’m excited to tell you about the latest version of the Things Gateway and how you can use it to directly […]
-
Firefox Developer Tools and Firebug
If you haven’t tried the Firefox Developer Tools in the last 6 months, you owe it to yourself to take another look. Grab the latest Aurora browser, and start up the tools from the Web Developer menu (a submenu of Tools on some platforms). The tools have improved a lot lately: black-boxing lets you treat […]
-
r2d2b2g: an experimental prototype Firefox OS test environment
Developers building apps for Firefox OS should be able to test them without having to deploy them to actual devices. I looked into the state of the art recently and found that the existing desktop test environments, like B2G Desktop, the B2G Emulators, and Firefox’s Responsive Design View, are either difficult to configure or significantly […]
-
Firefox 53: Quantum Compositor, Compact Themes, CSS Masks, and More
Firefox 53 includes the first significant piece of Project Quantum, the Quantum Compositor for Windows. Dig in to features and under-the-hood improvements such as compact themes, new WebExtension features, the CSS mask property, and more.
-
Introducing the MDN Web Docs Front-end developer learning pathway
The MDN Web Docs Learning Area teaches fundamentals of modern web development, beginning with HTML, CSS, and JavaScript essentials. In feedback this year, readers asked for a more opinionated, structured approach. They asked for coverage of client-side tooling, frameworks, transformation tools, and deployment tools widely used in today's workplace. Meet the Front-end developer learning pathway from MDN.
-
The whole web at maximum FPS: How WebRender gets rid of jank
The Firefox Quantum release is getting close. It brings many performance improvements, including the super fast CSS engine that we brought over from Servo. But there’s another big piece of Servo technology that’s not in Firefox Quantum quite yet, though it’s coming soon. That’s WebRender, which is being added to Firefox as part of the […]
-
Firefox OS devices officially released!
Almost two years ago, we announced Boot to Gecko (B2G) here on Mozilla Hacks. We discussed the aims of the project and the work we were planning to do. Today, all that work has paid off and we now have official Firefox OS devices in store! Last week the first Firefox OS phones went out […]