Firefox
Release Notes for Firefox 10 Beta 3What’s New

  • NEW The forward button is now hidden until you navigate back
  • NEW Anti-Aliasing for WebGL is now implemented (see bug 615976)
  • NEW Full Screen APIs allow you to build a web application that runs full screen (see the feature page)
  • NEW CSS3 3D-Transforms are now supported (see bug 505115)
  • HTML5 New <bdi> element for bi-directional text isolation, along with supporting CSS properties (see bugs 613149 and 662288)
  • DEVELOPER Inspect tool with content highlighting, includes new CSS Style Inspector
  • DEVELOPER We’ve added IndexedDB APIs to more closely match the specification
  • FIXED Some users may experience a crash when moving bookmarks (681795)
Known Issues
  • Unresolved Some synaptic touch pads are unable to vertical scroll
  • Unresolved For some users, scrolling in the main GMail window will be slower than usual
  • Unresolved If you try to start Firefox using a locked profile, it will crash
  • Unresolved This version of Firefox will not work on Macintosh hardware with Power PC CPUs
  • Unresolved Under certain conditions, scrolling and text input may be jerky
  • Resolved Firefox notifications may not work properly with Growl 1.3 or later

Expected Final Release on Firefox 10, January 31, 2012.
Source: Mozilla, Wiki.Mozilla.org