Mozilla今日将Mozilla Firefox 51 Beta 7送上官方FTP服务器，新的Beta版减少了CPU占用和GPU的渲染表现，增加了对WebGL的支持，在地址栏添加了缩放比例指示，同时对FLAC无损音乐格式回放提供了支持。对于Windows 10触控设备而言，51版的E10S多进程特性已经开始运作。
下载:
https://ftp.mozilla.org/pub/firefox/releases/51.0b7/
For more information about Developer Edition please see this MDN article.
New
Added support for WebGL 2
Remove Belarusian (be) locale
Support saving passwords for forms without 'submit' events
Improved video performance for users without GPU acceleration:
Less CPU Usage
Better full screen experience
Zoom indicator is shown in the URL bar if the zoom level is not at default level
View passwords from the prompt before saving them
Changed
Use Skia for content rendering (Linux)
Process separation (e10s) now supported on Windows 10 touch screen devices and systems with accessibility tools installed