Download Opera 10.50 build 3296 final

The Opera Desktop team released the final release of version 10.50 of the Opera web browser with build number 3296 on Tuesday. Version 10.50 includes a newer version of Carakan, the javascript engine that is part of version 2.5 of the layout engine Presto. This version of Carakan should be a lot faster than its predecessors. In addition, it works a lot better with Windows 7 and the Opera logo in the top left corner has been made into a menu, which gives access to all important functions in the browser. The most important changes in version 10.50 are listed below for you:

New features

Better integration with the Windows operating system

• Windows 7:
  • Aero Glass
  • Aero Peek
  • Jump Lists

Opera Carakan JavaScript engine

• Cross-platform bytecode interpreter for a new register-based instruction set
• Internal object model with automatic classification and inline property caching
• Machine code generation (JIT compiler)
• Divided garbage collection heap: automatically traverses the memory of active heaps
• Caching or compiled programs
• Reduced memory usage
• Additional Carakan information can be found here.

Opera “O” tab and menu
The new Opera “O” tab and its associated menu (located on the left side of the Opera Tab bar) replaces the traditional Opera Menu bar. This increases vertical space in the Opera desktop window, and centralizes frequently used features and tools in one, convenient location. Optionally, the new Opera “O” tab and menu can be replaced with the traditional Opera Menu bar by clicking “Show Menu Bar” in the Opera “O” menu. This new Opera feature contains the following items.

• Tabs and Windows ►
• Page ►
• Print ►
• Bookmarks ►
• History
• Downloads
• Opera Unite ►
• Synchronize Opera ►
• Widgets ►
• Notes
• Mail and Chat Accounts
• Email ►
• Contacts
• Appearance
• Settings ►
• Help ►
• Show Menu Bar
• exit

Opera Presto 2.5 rendering engine

Opera 10.50 (with Opera Widgets for Desktop) for Windows contains the latest Opera rendering engine: Opera Presto 2.5, and incorporates the following features.

C.S.S
Support has been added for:

• CSS 2.1 visibility: collapse
  • See: W3C section 11.2 Visibility: the visibility property
• CSS3 border-radius property (rounded corners)
  • See: W3C section 4.4. The border-radius properties
• CSS3 Backgrounds and Borders
  • See: W3C CSS Backgrounds and Borders Module Level 3
• CSS3 2D Transforms
  • See: W3C CSS 2D Transforms Module Level 3
• CSS3 Transitions
  • See: W3C CSS Transitions Module Level 3

HTML5
Support has been added for:

• HTML5
• HTML5
• HTML5 element (child of the HTML5