To try it out, you’ll need to install one of Mozilla’s nightly JS Engine Preview builds. The JaegerMonkey-equipped browser was made available Thursday. Keep in mind, this is pre-release software and should be used only for testing.
“We knew we needed another major upgrade for Firefox 4.0,” says Mozilla’s David Mandelin in a blog post about the release.
- Mozilla Asks, ‘Are We Fast Yet?’
- Firefox 4 Beta 5 Adds Audio Tools, Hardware Acceleration
- Apple Updates Safari, Turns on Extensions