User Interface
Fixed DSK-276636 (The skin-entry "clearbackground=1" doesn't work for important sections of the skin under all tabbar positions.)
Fixed DSK-272284 (Animations sometimes stall, until something else is repainted)
Fixed DSK-273383 (Allow [Startbar Skin], [Cycler Window Skin] and [Thumbnail Widget Skin] to have transparent backgrounds)
Fixed DSK-273381 (Create a title bar skin in dialog pop-ups to allow seperate skinning)
Fixed DSK-274296 ("Save password?" buttons' labels are unreadable, they are white on beige background.)
Fixed DSK-269973 (Shortcut for opening Quick Preferences doesn't work)
Fixed DSK-274548 (No copy on right click within notes)
Fixed DSK-270711 (Mouse gestures on links do not work)
Fixed DSK-273596 (Right click -> Open with does not pass page URL when opening other browsers)
Fixed DSK-274249 (File input's context menu shows document context menu)
Fixed DSK-274503 (Context menu doesn't work in Dialogs)
Fixed DSK-276438 (Copy text option is missing from the context menu)
Fixed DSK-119010 (Opera doesn't allow access to longdesc="..." URLs)
Fixed DSK-274895 (When Download dialog comes up, if you change tab and go back to the download dialog it becomes all white)
Fixed DSK-276459 (can't open 'Manage search engines' by keyboard)
Fixed DSK-273855 (Bold tags become visible if you type an angle braket in the search field)
Fixed DSK-273857 (Active search engine listed twice in search autocompletion dropdown)
Fixed DSK-273513 (Create Search is displayed twice)
Fixed DSK-273936 (using 'previous search' doesn't update 'current' search engine)
Fixed DSK-276104 (after deleting 'previous search' item, next one not shown as first item in list)
Fixed DSK-275538 (crash when moving a bookmark)
Fixed DSK-273158 (Bookmarks from pre 10.50 are not recognized)
Fixed DSK-274163 (Crash with link and bookmarks)
Fixed DSK-276026 (Adding bookmark twice replaces bookmark even if url is changed)
Fixed DSK-274231 (Date formatting for Bookmarks inconsistent)
Fixed DSK-271120 (Bookmark folders open/closed status isn't restored on restart)
Fixed DSK-274345 (Opera Link fails after adding a separator)
Fixed DSK-274200 (Deleted nickname bookmarks show up in address field)
Fixed DSK-275851 (When managing bookmarks Cut acts as delete)
Fixed DSK-274443 (opera uses from 70-100% cpu usage on startup when loaded with my bookmarks)
Fixed DSK-276014 (Bookmarks in addressbar dropdown don't update after changing bookmark properties)
Fixed DSK-274385 (Links can't be dragged to the personal bar)
Fixed DSK-275645 (bookmarks added with drag&drop from addressbar not saved)
Fixed broken skin on search dropdowns
Fixed so text in the widest item isn't clipped at the end in dropdowns
Fixed so native skin for dropdowns use the rounded background and so the rounded button aligns to it
Fixed, dropdowns in toolbars get the same height as editfields (and same alignment)
Fix for transparent margins when using full transparency
Fix for re-enabling system menu when extended aero effect is set back to normal
Further search box enhancements
Search dim effect opacity becomes a preference
Show a arrow in the addressfield that brings up previously typed url dropdown
Activate restored tab when clicking the tab chrome
Disabled smooth dragging of tabs when wrapped layout is used as it doesn't work across multiple lines
Set the active state on tab chrome for active restored windows
Added maximize button to tab chrome on restored tabs
Better fix for the statusbar background skin
New icons
Moved the panel toggle to the status bar
Removed panel button on addressbar
New structure of the Opera Menu
Core
Upgraded Core and Carakan: Incorporating many bug and crash fixes!
Fixed CORE-27080 (Starting Dragonfly causes 10.50 to crash)
Fixed CORE-27094 (Fix gestures triggerring unreliably)
Fixed CORE-26248 (Crashfix for speeddial still loading on exit)
Mail
Fixed DSK-261896 (Opera freezes and on restart there are lots of ghost feed items in my unread box)
Fixed DSK-277444 (mail import from Opera 10 POP or IMAP only gets settings, not messages)
Fixed DSK-273323 ("No message selected" text missing)
Fixed DSK-277230 (Saving (Save as) a message as an .mbs file doesn't do anything)
Fixed DSK-277364 (mail data not removed on deleting account)
Fixed DSK-277414 (new mail accounts set to 'queue outgoing messages' by default)
Fixed DSK-277413 (wrong context menu for compose window)
Fixed DSK-275431 (mailto URIs are not percent-decoded into the compose window properly)
Fixed DSK-275430 (shift + up/down loops selection to other end of mail message list)
Fixed DSK-274781 (contacts added again and again)
Widgets
Widgets for Desktop return!
Windows
Fixed DSK-266018 (Middle-click panning doesn't work)
Mac
Various Cocoa improvments
Support for enabling transparency on the top only
Unix
Incorporates all fixes from previous (Windows and Mac snapshots)
Crashfixes and improved stability
Fixed DSK-262035 (Fonts sometimes disappear within webpages)
Fixed DSK-274112 (Popup windows are modal, and they shouldn't be)
Fixed DSK-274987 (Need to press TAB button twice to switch tab)
The 'near future' arrived
Known issues
Freeze on right clicking link and choosing "Save linked content as"
Menu icons missing on Windows
Javascript regression that makes Facebook unusable
Some features of Widgets for Desktop don't work correctly on Unix and Mac
, no entanto uma build interna vazou, mostrando as novidades 
Suporte Ao Aero, Jump List e aos Previews. 
Diferentemente dos outros browsers onde a navegação privada é feita através de outra janela, no Opera ela foi implementada de forma mais inteligente, por abas.
