Mozilla Firefox 41 Beta 1 发布

SVG images can be used as favicons

Support for TSF (Text Services Framework).

New look for session restore and welcome back page

Ability to set a profile picture for your Firefox Account.

Firefox Hello now includes instant messaging

Type 2 Add-ons (Extensions) that have not been signed by Mozilla will be disabled by default. Read more about Add-on signing in Firefox

Memory overhead of AdBlock Plus has been greatly reduced

WebRTC now requires perfect forward secrecy

WARP is disabled on windows 7

Improved image decoding with performance up to twice as fast on some devices especially while scrolling

Smoother and more reliable CSS animations via asynchronous animations

CSS Font Loading API enabled by default

Copy/Cut Web content from JavaScript with document.execCommand(“cut”/”copy”)

MessageChannel and MessagePort API enabled by default

Navigator.onLine now varies with actual internet connectivity (Windows and Mac OS X only)

Added support for the transform-origin property on SVG elements

Implemented Cache API for querying named caches that are accessible window, Worker, and ServiceWorker

Screenshot a node or element from markup view with the Screenshot Node context menu item

Copy element CSS rule declarations with the Copy Rule Declaration context menu item in the Inspector

Network requests can be exported in HAR format

Removed support for binary XPCOM components in extensions, use addon SDK “system/child_process” pipe mechanism for native binaries instead

Pseudo-Class panel in the Inspector

View HTML source in a tab

Quickly add new CSS rule with New Rule button in the Inspector

Picture element does not react to resize/viewport changes