[ Readreviews and view brief QuickTime tours of seven open source Ajax toolkits: Inside open source Ajax toolkits. ]
TraceMonkey, a new compilation approach recently announced by the Mozilla Foundation, is said to run some basic operations 20 to 30 times faster. The group claims the SunSpider benchmark runs almost twice as fast on the new implementation.
Zyp said that most of the 4.0 ideas are still under consideration in some form or other. "ECMA 3.1 will be a relatively minor upgrade," he explained. "There's still active discussion about what will be after and that will be called ECMAScript Harmony."
"Having the next edition implemented by all parties including Microsoft is infinitely more valuable than having something implemented by just two browsers," Zyp said. "We're focused on what's easiest and fastest for people to use this stuff."