Andreas Gal, an engineer who helped speed up the Firefox browser at a crucial moment and then helped launch the Firefox OS project, has been promoted to Mozilla’s new chief technology officer.

Firefox will soon be getting another JavaScript speed boost thanks to a project Mozilla calls "IonMonkey." The project is a new just-in-time (JIT) compiler for Firefox’s SpiderMonkey JavaScript engine ...

Things never stand still for long in the world of Web browsers, and Mozilla’s popular Firefox contender is no exception. Just a few weeks ago I was writing about Firefox 17 even as Firefox 15 was ...

One of the most impressive features in Google’s open source Chrome web browser is V8, a high-performance JavaScript virtual machine that was developed by a team of specialists in Denmark. Although ...

Trying to keep competitive when running Web-based software, Mozilla is working to speed up its engine for running JavaScript software. Expect it in early 2013. Mozilla says the new IonMonkey ...

After more than 18 months of hard graft, Mozilla has finally succeeded in landing a big addition to Firefox's JavaScript engine that, upon initial testing, speeds up the web -- or at least the vast ...

Mozilla’s JavaScript team is on a mission to renovate the JavaScript engine for the upcoming major release of Firefox. When version 3.5 landed with major JS performance upgrades including the ...

Firefox 156 is available today with two major performance upgrades: the built-in PDF viewer opens documents up to 45% faster ...

Mozilla is leveraging an impressive new optimization technique to bring a big performance boost to the Firefox JavaScript engine. The code was merged today (but is not yet ready to be enabled by ...