Opera Team has released a new stable version of the browser bringing in many new features most notable of which are UI changes.
Changes in Version 11.50 (Swordfish)
- Improved speed dial with new extensions
- Password synchronization
- Updated rendering engine - Presto 2.9.168 -- featuring up to 20% faster rendering of CSS and SVG, support for HTML5 tag "time", Session History and Navigation and many other enhancements
- UI Changes - brand new toolbar icon set, brighter, softer colors for backgrounds and borders, updated status bar design and content, new "tab fold" attention state
- Full changelog here