Featured Articles
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Mozilla Introduces the First Browser Built For Developers: Firefox Developer Edition
Developers are critical to the continued success of the Web. The content and apps they create compel us to come back to the Web every day, whether on a computer or mobile phone. In celebration of the 10th anniversary of Firefox, we’re excited to unveil Firefox Developer Edition, the first browser created specifically for developers. […]
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Announcing the Developer Roadshow Series
We’re bringing Mozilla’s Developer Roadshow to a city near you! Join us for a meetup-style, Mozilla-focused event series for people who build the Web. Hear from expert speakers highlighting the latest and best in Mozilla and Firefox technologies. See you on the road!
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Firefox 4 Beta 9 – a huge pile of awesome
Hello, and welcome to the post for Firefox 4 beta 9. If you’re reading this then you’re interested in what we’ve got coming down the pipe for the latest beta for the wonderful browser known as Firefox 4. We’re starting to reach the end of our development cycle for the next release of Firefox and […]
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New Firefox Command Line helps you develop faster
Firefox 16, now on the Beta channel, has a fantastic feature that was mentioned briefly in the Aurora 16 blog post and first introduced in a separate post by Joe Walker, the feature’s creator. We’ve devoted a sizable portion of the new Developer Toolbar to the “command line”, which you may sometimes see us call […]
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Mozilla's Boot to Gecko – The Web is the Platform
Mozilla’s Boot to Gecko (B2G) is about building a complete, standalone operating system for the open web. It aims at making web technologies the number one choice for applications on desktop and mobile, and we believe it can displace proprietary, single-vendor stacks for application development. And we have made some exciting progress that we want […]
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Firefox, YouTube and WebM
Five important items of note today relating to Mozilla’s support for the VP8 codec: 1. Google will be releasing VP8 under an open source and royalty-free basis. VP8 is a high-quality video codec that Google acquired when they purchased the company On2. The VP8 codec represents a vast improvement in quality-per-bit over Theora and is […]
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Developer Tools in Firefox Aurora 10
The Preview You Can Use Now Mozilla is building a collection of stable, fast and usable developer tools that ship with the browser. I’d like to introduce a collection of improvements that are scheduled to be released in final form on January 31, 2012. But, you can get them now by downloading the Firefox Aurora […]
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It's Opus, it rocks and now it's an audio codec standard!
In a great victory for open standards, the Internet Engineering Task Force (IETF) has just standardized Opus as RFC 6716. Opus is the first state of the art, free audio codec to be standardized. We think this will help us achieve wider adoption than prior royalty-free codecs like Speex and Vorbis. This spells the beginning […]
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Firefox – tons of tools for web developers!
One of the goals of Firefox have always been to make the lives of web developers as easy and productive as possible, by providing tools and a very extensible web browser to enable people to create amazing things. The idea here is to list a lot of the tools and options available to you as […]
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JavaScript speedups in Firefox 3.6
This post was written by David Mandelin who works on Mozilla’s JavaScript team. Firefox 3.5 introduced TraceMonkey, our new JavaScript engine that traces loops and JIT compiles them to native (x86/ARM) code. Many JavaScript programs ran 3-4x faster in TraceMonkey compared to Firefox 3. (See our previous article for technical details.) For JavaScript performance in […]