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

Mozilla developer Paul Rouget's "JSTerm" add-on makes Firefox's new built-in developer tools even more powerful for JavaScript coders.

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, ...

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.