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

Mozilla has released Firefox 18 beta for Windows, Mac, and Linux. New features include faster JavaScript compiling via IonMonkey and Retina Display support.

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’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 ...

Ahead of an official release tomorrow, Firefox 9 has winged its way to various mirrors across the web and is now available to download from Mozilla -- no messing around with a hammered Nightly FTP ...

Firefox, Chrome virtually tied for JavaScript speed The latest Chrome and Firefox versions edged ahead in performance, but Chrome edged more. Could Google's Native Client project make the test ...

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 ...

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, ...