1. Firefox 4 Performance

    • by stormy • Firefox, Firefox 4, JägerMonkey, JavaScript, Performance, TraceMonkey • 33 comments

    Dave Mandelin from the JS team and Joe Drew from the Graphics team summarize the key performance improvements in Firefox 4. The web wants fast browsers. Cutting-edge HTML5 web pages play games, mash up and share maps, sound, and videos, show spreadsheets and presentations, and Read more…

  2. ECMAScript 5 strict mode in Firefox 4

    • by Chris Heilmann • Firefox 4, JägerMonkey, JavaScript, Security, TraceMonkey • 26 comments

    Editor’s note: This article is posted by Chris Heilmann but authored by Jeff Walden – credit where credit is due. Developers in the Mozilla community have made major improvements to the JavaScript engine in Firefox 4. We have devoted much effort to improving performance, but Read more…

  3. Fun With Fast JavaScript

    • by Christopher Blizzard • Demo, HTML5, JägerMonkey, JavaScript, Performance, TraceMonkey, Video • 3 comments

  4. improving JavaScript performance with JägerMonkey

    • by Christopher Blizzard • Firefox, JägerMonkey, JavaScript, TraceMonkey • 25 comments

    In August 2008, Mozilla introduced TraceMonkey. The new engine, which we shipped in Firefox 3.5, heralded a new era of performance to build the next generation of web browsers and web applications. Just after the introduction of our new engine Google introduced V8 with Chrome. Read more…

  5. JavaScript speedups in Firefox 3.6

    • by Alix Franquet • Featured Article, Firefox, Firefox 3.6, JavaScript, TraceMonkey • 85 comments

    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 Read more…

  6. Firefox 3.6 Alpha 1 – web developer changes

    • by Christopher Blizzard • CSS, Feature, Firefox, Firefox 3.6, Standards, TraceMonkey • 53 comments

    As covered on the Mozilla Developer Center, Firefox 3.6 Alpha 1 is now available for download. And we’ve been busy since Firefox 3.5. Web developers will be interested in a number of features that are new in Firefox 3.6 Alpha 1: The TraceMonkey JavaScript engine Read more…

  7. an overview of TraceMonkey

    • by Christopher Blizzard • 35 Days, Feature, Firefox 3.5, JavaScript, TraceMonkey • 68 comments

    This post was written by David Mandelin who works on Mozilla’s JavaScript team. Firefox 3.5 has a new JavaScript engine, TraceMonkey, that runs many JavaScript programs 3-4x faster than Firefox 3, speeding up existing web apps and enabling new ones. This article gives a peek Read more…

  8. connecting html5 video to the web

    • by Christopher Blizzard • 35 Days, Canvas, Demo, Firefox 3.5, JavaScript, TraceMonkey, Video, XMLHttpRequest • 29 comments

  9. what does tracemonkey feel like?

    • by Christopher Blizzard • 35 Days, Canvas, Demo, Firefox 3.5, JavaScript, TraceMonkey • 61 comments