According to The Next Web Report, Mozilla released Firefox 18 beta, applicable to Winodows, Mac, Linux and other platforms. The built-in PDF Reader can be used on all platforms to initially support WebRTC, while Mac users can also see the new Retina Display support in Firefox 18 beta.
The biggest highlight of this update is the improvement of JavaScript. The company said that Firefox's performance will be remarkable when webpage applications, games, and webpages with a large number of JavaScript are running. This is due to Mozilla's new JavaScript JIT compiler IonMonkey, which was originally designed to adapt new Optimizations to the current jägermonkey architecture. It can be used on ARM, 32-bit, and 64-bit platforms, quickly translate JavaScript code locally.
In terms of security, Firefox 18 beta can disable insecure content on https pages and support W3C.
In addition, Firefox 18 beta improves the response speed for users using proxies. Firefox 17 is officially launched on July 17, and Firefox 18 is expected to be released in the second week of July.