Mozilla has launched Firefox 77 with faster JavaScript debugging, optional permissions for extensions, and Pocket recommendations in the U.K.

Firefox 22 download available now, adds super-fast JavaScript Mozilla isn't giving up. The new version of Firefox incorporates asm.js to speed up JavaScript dramatically, but that's not all.

Mozilla has published Firefox 22, you can download it over here or wait for the automatic update if you already have Firefox. New in this release is asm.js, a feature that compiles JavaScript to ...

Firefox's new Scratchpad is different from Firefox's other JavaScript dev tools in that it is just, as the Mozilla Blog puts it, "a text editor that knows how to run JavaScript." Scratchpad gets ...

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 ...

Continuing to adhere to its rapid release cycle, Mozilla has published the latest stable release of Firefox 18. "The Firefox of today," Mozilla VP Jonathan Nightingale believes, ...

Mozilla Firefox 9.0 isn’t officially due out until tomorrow, but the download is already available from Firefox’s website. (The home page still lists version 8.0.1 as the most recent, so you ...

Thursday marked yet another chapter in the short, rocky history of Mozilla's Firefox 3.5 browser, as the foundation released a security update a little more than two weeks after unveiling it ...

Specifically, new JavaScript technology in this upcoming release makes the open source browser as much as 26 percent faster than Firefox 17, promising a quicker, snappier experience for users.