Opera (32-bit) 歷史版本列表
更新時間：2009-10-28
更新細節：
What's new in this version:
# User Interface
* Added
- Opera Link button with dropdown menu on the status bar; access to Opera Link in the main menu moved to Tools
* Fixed
- Issue with Opera Turbo and plug-in placeholders
- Enabling Opera Turbo for the first time not showing the Opera Turbo information page
- Opera not synchronizing more than 9 Speed Dials
- Open instance of Opera not running when a laptop enters its wakeup stage
- Commandline URL length being limited while Opera is running
- Font enumeration problem
- Issue when opening File open/Save dialog boxes
# Mail, news, chat
* Fixed
- Problem creating a new mail account
- Drafts sometimes missing after upgrading to Opera 10.00
- Follow/Ignore contact not working from the message header toolbar
# Security
* Fixed
- Fixed an issue where certain domain names could allow execution of arbitrary code, as reported by Chris Weber of Casaba Security ; see our advisory
- Fixed an issue where scripts can run on the feed subscription page
- Fixed an issue where Web fonts could be used to spoof the page address
# Miscellaneous
* Fixed
- Custom changes to operaprefs not appearing when upgrading from a version older than Opera 10.00
- Issue of 100% CPU usage fixed by preventing and avoiding the filling up of message loop
- Opera not starting after computer reboot
- Startup problem when Opera is installed in a path with a 2-byte character
- Problem when upgrading single-user installation of Opera with no reference in registry
更新時間：2009-09-01
更新細節：
What's new in this version:
Changelog since Opera 10 beta 3
User Interface
Added
* New Opera product icon
Improved
* Opera Turbo dialog box margins and whitespace
* Tab states and positioning of the Standard Skin
* Visual tabs appearance
* Minor alterations to the opera:x, Error and Fraud pages appearance
* Increased Auto update check interval
Fixed
* Opening the Address bar dropdown
* Navigating back and forth to a form with an open input suggester
* Disabling links on the Navigation bar
* Toolbar updates
* Gmail Contact manager issue
* Collapsed Address Bar not showing domain name until page finishes loading
* Problem while navigating History
* BitTorrent problem
* Not being able to remove the Menu button
* Issue when saving a picture that has not been fully downloaded
* Problem with "Sychronize Opera" button in Opera Speed Dial
* Deletion of speed dials not being synchronized
Display and Scripting
Fixed
* ECMAScript allocator/garbage collector issue
* Web font with a local src not working
* Spotify link conversion issue
* History entry incorrectly created when IFRAME added using JavaScript (Yandex)
* XMLHttpRequest buffer overflow
Mail, News, Chat
Fixed
* Message body missing when marking a message as read before the body is downloaded
* Unchecking "import messages" in the import dialog still processes messages
* E-mail addresses are not fetched from a header using iso-8859-15 encoding
* The customized HTML font dropdown in the Appearance dialog
* Resetting HTML compose toolbar making the font list unusable
* Words in Opera Mail and Feeds being cut off by the vertical scrollbar
* Problem when opening image attachments
Security
Fixed
* Sometimes unable to complete a secure transaction
Windows
Fixed
* Printer not being accessible when printing a selection
* Pressing Alt+Shift focuses the menu bar instead of switching languages
* Removal of all private data in an upgraded profile
* Showing list of closed tabs requires multiple clicks
* Programs using the http protocol to open websites in Opera rendered blank pages in Windows Vista® and Windows 7®
更新時間：2009-03-03
更新細節：
What's new in this version:
Opera 9.64 is a recommended security and stability upgrade, incorporating the Opera Presto 2.1.1 user agent engine. Opera highly recommends all users to upgrade to Opera 9.64 to take advantage of these improvements.
更新時間：2008-12-16
更新細節：
What's new in this version:
Opera 9.63 is a recommended security upgrade. Please see the Security section.
Opera 9.63 incorporates the Opera Presto 2.1.1 user agent engine.
Changes since Opera 9.62
Security
* Manipulating text input contents can allow execution of arbitrary code, as reported by Red XIII. See our advisory.
* HTML parsing flaw can cause Opera to execute arbitrary code, as reported by Alexios Fakos. See our advisory.
* Long hostnames in file: URLs can cause execution of arbitrary code, as reported by Vitaly McLain. see our advisory.
* Script injection in feed preview can reveal contents of unrelated news feeds, as reported by David Bloom. See our advisory.
* Built-in XSLT templates can allow cross-site scripting, as reported by Robert Swiecki of the Google Security Team. See our advisory.
* Fixed an issue that could reveal random data, as reported by Matthew of Hispasec Sistemas. Details will be disclosed at a later date.
* SVG images embedded using tags can no longer execute Java or plugin content, suggested by Chris Evans.
更新時間：2008-10-30
更新細節：
What's new in this version:
Opera 9.62 is a recommended security upgrade. Please see the Security section.
Opera 9.62 incorporates the Opera Presto 2.1.1 user agent engine.
Changes since Opera 9.61
Security
* Fixed an issue where History Search could be used to execute arbitrary code, as discovered by Aviv Raff; see our advisory
* The links panel no longer allows cross-site scripting; see our advisory
更新時間：2008-10-21
更新細節：
What's new in this version:
Opera 9.61 is a recommended security upgrade. Please see the Security section.
Opera 9.61 incorporates the Opera Presto 2.1.1 user agent engine.
更新時間：2008-10-08
更新細節：
What's new in this version:
Changes since Opera 9.6 Beta 1
User Interface
* Speed Dial thumbnails no longer disappear when deleting private data
* Page encoding in site preferences can now be reset to automatic
* Changed the default global history to 1000
* Added a new default speedial.ini
* Improvements to Opera Link include the synchronization of search engines and typed history
* Fixed sorting by progress in Transfers
* Fixed copying of multiple entries from the history manager
* Fixed a bug that could cause notes to be lost when using certain characters
* Fixed dataloss situation when note folders had more than one line in their name
* Fixed spurious highlighting when using the space character in inline find
* Fixed an issue that would prevent links in frames from being opened by the keyboard
* Fixed error pages when entering an unknown protocol
* Fixed an issue where custom search engines would not get a favicon
Mail, News, Chat
* Added popular Chinese providers in mailproviders.xml
* Now copes better with broken POP servers that send empty UIDLs
* The "Large font" setting is now respected for subjects
* Cache files from feeds no longer show up in Transfers
* Feed preview pages now load properly when reopened from trash
* Text strings on the feed preview page can now be localized
* Added a fallback feed title for feeds without titles and added a handheld style sheet to the feeds preview
* Feeds are now detected even when served as text/html
* Fixed the synchronization of removed labels for IMAP accounts
* Fixed an issue where the signatures wouldn't change if the default account signature ended with a space
* Fixed an issue where sent message bodies could disappear under certain circumstances
* Fixed a problem where messages would be reported as incomplete when the server reports the wrong message size
* Fixed importing of files with LF line endings only
* Fixed an issue where followed contacts would not be properly unfollowed
* Fixed an issue where only the first followed contact would be shown in the Followed Contacts access point
* Fixed an issue where the Followed Thread icon would be lost after restart
* Fixed Quick Find in feeds
* Fixed an issue where feed titles were truncated before ":" characters
* Fixed an issue where feed status could get stuck on fetching
* Fixed an issue where only a few feed itmes would be fetched
* Fixed DCC transfers in IRC
Display and Scripting
* Special characters are now displayed properly in the Address bar drop-down
* Opera Dragonfly element highlighting no longer stays on the page after closing the developer tools window
* Script focused elements are no longer highlighted
* Fixed saving of SVG when right clicking
Security
* Verisign and Comodo are now formally EV-enabled: see Yngve's blog post
* Fixed an issue where specially crafted addresses could execute arbitrary code, as reported by Chris of Matasano Security; see our advisory
* Java applets can no longer be used to read sensitive information, as reported by Nate McFeters; see our advisory
Miscellaneous
* Browsing Intranet sites now works after changing proxies in a running session
* Improved performance with large wand.dat files
* Fixed Fast Forward on Google search results pages
Windows-specific changes
* Fixed a bug where network paths that start with \ would not work, which in particular caused issues with sent mail when storing profiles on network drives
* Fixed installation problems on Windows NT 4.0
更新時間：2008-08-20
更新細節：
What's new in this version:
Changes since Opera 9.51
User Interface
* Added several improvements to the icons and skin
* Added a bookmark path to autocompleted bookmarks in the address bar to better distinguish them from visited pages
* Added a Help button to Engine Init() Failed error message on start-up to inform users about a problem
Mail, News, Chat
* Fixed an issue where Mark all as read in Opera Mail would also mark as read some mails not visible in the current view
* Fixed the creation of the POP AOL/aim.com account
* Fixed a problem with POP accounts where message bodies were not downloaded
* Added work-arounds for problems with various POP servers
* Fixed mail appearance when Opera is installed in a folder with a # character in its name
* Fixed a problem that could occur when opening mail notification popups on a secondary monitor
* Fixed a problem connecting to online.no
o Note: Users experiencing problems with online.no should change their incoming server to use Plaintext authentication
* Fixed a problem updating signature when switching accounts
* Fixed a problem where UI would not update after unsubscribing an IMAP folder
* Fixed an issue where IRC would disconnect users without informing them
Display and Scripting
* Fixed an issue with history navigation: an iframe with document.write is not added to history anymore
* window.close() now functions after invoking a context menu - now also works in widgets
* Fixed a URL encoding issue: javascript: URLs
* Fixed an issue with lists not displaying correctly when text is rendering in RTL
* Fixed a problem where content blocker adds a generalized block rule when using the Details button
Security
* Fixed a startup crash that could allow execution of arbitrary code: see our advisory
* Sites can no longer change framed content on other sites: see our advisory
* Fixed an issue that could allow cross-site scripting, as reported by Chris Weber of Casaba Security: details will be disclosed at a later date
* Custom shortcuts no longer pass the wrong parameters to applications, as reported by Michael A. Puls II: see our advisory
* Prevented insecure pages from showing incorrect security information, as reported by Lars Kleinschmidt: see our advisory
* Feed links can no longer link to local files: see our advisory
* Feed subscription can no longer cause the wrong page address to be displayed: see our advisory
Miscellaneous
* Fixed a problem where Gmail would not load
* Fixed the opening of files in external applications when disk cache is off
* Fixed an issue with low quality on YouTube video previews
* Embedded YouTube videos should work more often now without having to reload
* Fixed RealPlayer on BBC
* Fixed a small memory leak in the BitTorrent code
* Fixed some translation errors
Windows-specific changes
* Returned the Windows shell menu to the Transfer context menu
* Fixed the opening of PDF files in Acrobat Reader plug-in when the folder contains special characters
* Added a Close Tab entry to the File menu
更新時間：2008-07-03
更新細節：
What's new in this version:
Opera 9.51 is a recommended security and stability upgrade.
更新時間：2008-06-12
更新細節：
What's new in this version:
Release Notes
* Opera 9.5 is a recommended security and stability upgrade. See the Security section.
* This release also introduces new storage and indexing formats for Opera Mail (including feeds). See the Mail/News section.
Changes Since Opera 9.27
User Interface
* Introduced Opera Link.
o Opera Link enables the synchronization of Bookmarks, Personal bar, Speed Dial and Notes with other instances of the browser via the menu option File > Synchronize Opera. See: Opera Link - Web Everywhere.
o The most recent Speed Dial entries will always be used during the Opera Link synchronization process.
* Added Quick Find, an improved full text history search tool. Quick Find searches for text inside pages previously visited, not just the title and address. It is available from:
o the address field
o the history panel
o opera:historysearch
* A redesigned Address bar drop-down is displayed when entering text in the Address bar:
o Improved the visual design.
o Includes excerpts from previously visited pages (Quick Find - see above).
o Added bookmark title and URL to the address bar auto-completion.
o Improved the panel selector dropdown.
o Added local file auto-completion.
* Re-enabled the Status bar by default and copied some UI elements from the View bar to Status bar; View bar is now disabled by default.
* Speed Dial:
o Changed default Speed Dial search engine from Yahoo to Ask.
o Added Undo capability for Speed Dial entries through Edit > Undo, and Ctrl+Z, which restores a cleared url entry.
* Added alternative tab-closing behaviors. The preferences now include the following options when closing a tab:
o Activate the last active tab (default).
o Activate the next tab.
o Activate first tab opened from current tab.
* "Open with" functionality added to web page context menu and Transfer panel/page.
* Content blocking improvements:
o Added site-specific toggling of content blocking.
o Double-clicking entries in the Details dialog now edits them.
o CSS and JS files matching blocked patterns are now also shown in the Details dialog.
* Added ability to save only the active window as a session (File > Sessions > Save This Session > Only save active window).
* Disabled dragging links/favicons to arbitrary toolbars (exceptions: Personal bar and opera: buttons); hold Shift or open the Tools > Appearances dialog to enable dragging.
* Wand feature will no longer block form submits, making it possible to see if login was successful before storing your login credentials.
* Introduced a new security notification scheme in the address field; see Security..
* New spatial navigation highlighting introduced, similar to the one used in Opera Mini 4 and the Wii browser.
* Added spatial navigation for client side image maps, Xlink references in SVG documents and elements with click event handlers that simulate links/buttons.
Customization
* Introduced a new default skin.
o A Home icon is now present by default.
o The New Tab icon has been moved to the right of the Tab order.
* Allow cascading dialog.ini files.
* Added .mini toolbar state (used in the Status bar) to make buttons and padding 80% of normal size.
Accessibility
* Experimental screen reader support:
o Added support for Microsoft Active Accessibility API (MSAA).
o Preliminary support for Window-Eyes, JAWS, NVDA, and OS X VoiceOver.
o Collaborated with GW Micro on improved compatibility with future releases of Window-Eyes.
o Added basic implementation of Accessible Rich Internet Applications (ARIA).
* Keyboard Shortcut improvements:
o Disabled most single-key shortcuts. To re-enable single-key shortcuts, go to Preferences > Advanced > Shortcuts > Enable single-key shortcuts.
o All keyboard navigation methods (spatial navigation, Ctrl/Cmd+Up/Down, inline find, etc.) should now work based on the same elements, which allows you to use spatial navigation after inline find, etc.
o Keyboard shortcuts using Ctrl/Cmd+Shift no longer always open in a background tab.
o "Save Draft" shortcut Ctrl+S removed due to the new autosaving of drafts.
o Shortcut Ctrl+Enter now sends a message, in addition to Ctrl+Shift+S.
o Shortcut Ctrl+O added for adding attachments in the compose window.
o Shortcut for "Duplicate Tab" has been removed.
o Shortcut for "Reopen Closed Tab" has been changed from Ctrl+Alt+Shift+Z to Ctrl+Shift+T.
o Further reference: Changes in Keyboard Shortcuts between Opera 9.27 and 9.50
* Spatial navigation improvements:
o Restore navigated element when moving in history.
Mail/News
New storage and indexing formats are introduced for Opera Mail. If you copy your Mail directory from an existing profile, you will be prompted to convert all accounts into the new format and re-index your messages. You will not be able to downgrade to a previous version of Opera after starting the conversion process.
Back-ends
* Opera Mail is now more secure, reliable and faster.
* Improved search results in Opera Mail when using Quick Find.
* Easier mail setup for well-known providers using the mailproviders.xml template.
* SMTP Authentication is enabled by default for new mail accounts.
* Performance improvements include reduced memory usage, reduced disk accesses, and reduced freezing when checking for new mail/feeds.
* Improved the moving and copying of messages on an IMAP account.
* Improved IMAP reliability, especially when fetching mail with multiple clients.
* Improved downloading mail from POP servers.
* When using "Leave messages on server", POP3 messages are permanently removed from the server when the Trash view is emptied (disable by setting "Permanent delete=0" for the relevant account in accounts.ini)
* Made "Send queued e-mail after checking e-mail" setting POP-specific.
* Improved handling of multipart messages and message attachments, including messages sent from Apple Mail.
* Messages in the selected IMAP sent folder are now shown in the Sent view.
User Interface
* Improved the Search and Filter property dialogs.
* "Move Spam to Trash" and "Empty Trash" are now limited to the active account(s).
* IMAP mailboxes that cannot be checked are greyed out.
* Improved the View > Encoding setting for messages.
* New notification system: each message will generate a notification, though one notification per account will appear if more than three messages are received.
* Changed the Mail panel, which replaces the status pane with account icons.
* Pressing F5 will check for new messages in the current view; useful for manually checking for new feeds.
* Replaced "Save as draft" button in the Compose window with a "Discard draft" button: drafts are auto-saved once text is entered in the message body.
* The Mail panel now indicates nested filters or mailboxes.
* Mail passwords are now stored in the Wand password database and displayed with ghost text instead of asterisks.
* Added an option to filter/search based only on message bodies.
* Improved spatial navigation of messages.
* Added Ctrl/Cmd+O shortcut to add attachments to messages.
* Improved the display of Japanese file names in Mail.
* Changed handling of Delete:
o Del Always moves to Trash bin.
o Shift+Del Now deletes completely without using the Trash bin.
* Several improvements to the Undo functionality:
o Undo after marking all as read works now.
o Undo now reverts marking as spam.
o Undo removing items from filter.
Import
* Added an Opera 7/8/9 importer and a recursive mbox importer.
* Made Netscape, Eudora, and Opera 5/6 import options available cross-platform.
* Improvements importing mail from Thunderbird and Outlook Express.
Chat
* Notifications can be limited to private messages rather than all channel activity (can be enabled in Preferences > Advanced > Notifications)
Feeds
* Improved feed download speed.
Display and Scripting
Rendering Engine
* Many performance, stability and memory improvements throughout the engine.
* Added support for the CSS3:
o overflow-x and overflow-y properties (demo)
o text-shadow property (demo)
o Selectors (demo)
o outline-offset property (demos)
o background-size property (only accessible via the custom -o-background-size property)
o currentColor color keyword
* Added support for the CSS2.1:
o white-space: pre-line value
* Added support for the:
o :-o-prefocus pseudo-class, which allows styling of form elements reached via spatial navigation.
o custom -o-language-string(n) property for use in User and Internal Stylesheets to allow localized strings in stylesheets.
o custom-o-table-baseline property, used to determine which row of an inline-table will be used as the baseline of the table.
+ The property accepts either an integer or inherit value, where the integer refers to the table row to use as the table's baseline.
+ -1 refers to the last row of the table and -n refers to the nth row from the bottom.
+ If the integer value is 0, the bottom margin edge of the table will be treated as the table's baseline.
+ The initial value is 1; this property only applies to inline-tables.
o label attribute of option elements
o min-width and max-width properties for elements styled with display: table-cell (such as td and th elements)
o color attribute for hr elements
o overflow in inline-table and inline-block elements, which fixes unclickable links and truncated content on Dell.com.
o display: table-column and table-column-group values on elements other than col and colgroup
* Improved support for the:
o CSS outline property
o @import, @media, @namespace, and @page at-rules
* rowspan=0 is now also supported in Quirks mode.
* :lang() selector now correctly matchs the full string.
* Disallowed use of percentage width values for the border-width property.
* Removed support for class selectors starting with a digit in Quirks mode.
* Improved the table layout algorithm.
* Major improvements to the shrink-wrapping algorithm.
* Updated tabindex attribute handling:
o Any element with a tabindex that is a positive number should be reachable by tabbing.
o Elements with a negative tabindex should never be reachable by tabbing.
* Improved redraw when reducing the width of td elements via DOM.
* Improved display of full-screen YouTube videos.
* Improved focusing of the message composition area on Gmail.
* Allow:
o Changing the background of input type=image elements.
o Inheritance of frameset encoding into frame documents, using the same restrictions as used for inline frames.
o Storing of original strings in HTML attributes for use by CSS selectors and the DOM.
* Enabled employing percentage height on blocks inside table cells.
* Corrected use of padding on table elements when setting the border-spacing property and using the separated-border model.
* Media queries are now dynamic, allowing them to update when the window size is changed not just when the page loads.
Acid3
* Zero bytes in encodeURIComponent and encodeURI are now handled correctly.
* Unicode escapes can no longer be used to put non-identifier characters into identifiers.
* getSVGDocument is now supported in an iframe.
* createDocumentType now throws an exception for malformed qualified name.
* NodeFilter no longer returns true => 1.
* HTMLTableRowElement.rowIndex and .sectionRowIndex are now defined for table rows created via DOM.
* HTMLButtonElement.type now defaults to "submit".
* Form control collection is now indexed by name when outside the main document tree.
* Improved Range.surroundContents().
* Changed insertNode to not collapse range.
* removeNamedItem() and removeNamedItemNS() will now throw a not-found error.
* NodeIterator now functions properly under dynamic changes.
* Date.UTC() now does proper 1900 year offsetting.
JavaScript/DOM
* The ECMAscript engine has been rewritten, which is now more flexible and uses less memory.
* Improved JavaScript performance.
* Improved process of calling abort() from readyState 2 or 3 in XHR.
* Various improvements to XPath.
* Added integration of Opera Dragonfly (alpha) web developer debugger to Tools > Advanced > Developer Tools.
* Added support for JavaScript 1.5 Getters and Setters.
* Added support for the DOM 3 Core:
o Node.isSameNode method
o Text.wholeText attribute and Text.replaceWholeText method
o Node.compareDocumentPosition method (used by Google Pages)
* Added support for the HTML5:
o {Document,Element}.getElementsByClassName method
o Navigator.onLine attribute and the Window.{online,offline} events
o Canvas.getImageData and Canvas.putImageData methods, including support for creating an ImageData object using the ImageData interface
o Canvas.transform, Canvas.setTransform, and Canvas.isPointInPath methods
o Element.tabindex attribute and the Element.{blur,focus} methods
* Added support for:
o Gecko DOM Range.comparePoint method (used by Google Pages)
o Microsoft XMLDocument class used for all XML documents (except SVG and XHTML) for cross-browser consistency.
+ The DOM 3 Load and Save Document.async attribute and Document.load method will no longer work in the Document class.
o document.moveFocus{left,right,up,down} methods for directing spatial navigation via JavaScript.
o start and stop methods of marquee elements
o CSSOM ElementLayout.{getClientRects,getBoundingClientRect} methods (demos)
o getClientRects and getBoundingClientRect
o CSS color and background-color properties for the ::selection pseudo-element
* em tag is now inserted instead of i tag when using italic execCommand parameter.
* Improved changing the font size of textarea elements via DOM.
* Fixed issue that caused non-breaking spaces to be inserted in textarea elements as seen at Gmail.
* Renamed LSLoadEvent.input attribute (was LSLoadEvent.filter).
* Adjustments made where mouse events had built-in effects before script event processing was finished.
o Cancelled mousedown should not move focus.
o Blur/focus events caused by mousedown event should be processed after, rather than before the mousedown event causing them.
* Stopped showing text nodes in script and style elements when using the Document.all collection.
* Trigger is now enabled for a onload event for images set to display:none.
* Adjusted canvas locking in the 2dgame context to allow updating when the canvas is locked and fixed the update function to actually work.
* Disabled Document.length, as it caused issues in the Apple.com CoverFlow demo.
* Removed the text attribute from the HTMLSelectElement collection.
* Date.getYear() now returns a full year when the year is > 1999 or < 1900 for cross-browser compatibility (despite breaking the JS spec).
* Removed IE-compatibility where Document.getElementById treated name and id attributes the same, which caused issues with jQuery.
* Events are no longer shared between the Window and Document objects.
* Date method with an out of range day parameter no longer becomes the current date.
* Multiple text nodes are no longer created when there is more than 32KB of data in the text node.
* Improved changing the type attribute of button elements.
* Setting the scrollTop attribute for textarea elements will now scroll the textarea content.
* Several adjustments made to Document.activeElement for consistency.
* xml tags within HTML documents are now given a documentElement attribute.
* XMLHttpRequest now resolves URLs according to the HTML base element.
* Event.keyCode now returns keyboard codes for punctuation keys in addition to alphanumeric keys, improving keyboard navigation at Gmail.
* scrollTop working on both the html and body element simultaneously now allows proper display of maps on theaa.com
* document.body.{clientHeight,clientWidth} and document.documentElement.{clientHeight,clientWidth} now return the correct values in Strict mode, which fixes issues with Novell GroupWise.
* Made event capturing more cross-browser compatible:
o It no longer captures load events if a listener is attached to the window and firing capture events at target.
o Attach listeners to the document object if you need to capture load events from within the document.
* input element created via the DOM when changing the type attribute no longer loses the value, which caused issues when editing del.icio.us bookmarks.
* References to undefined variables as a single statement now throws an error.
* scrollWidth and scrollHeight on the html element now return the size of the html element instead of the size of the document (viewport).
* onmouseout event now fires if an element's innerText changes while it is being hovered.
* Adjusted the return value of getComputedStyle and currentStyle.
* Attribute values in innerHTML are now encoded as required by HTML5.
* Added MathML support.
o See the article on Dev.Opera.
* Opera now cloaks document.all.
o See the discussion on Hallvord's blog.
* Web page performance is now improved with XMLHttpRequest (AJAX).
SVG
* Added partial SVG Tiny 1.2 support.
* Added support for using SVGs in img elements and the CSS background-image and list-style-image properties
* Added external reference support for SVGs.
* Use Opera to render SVGs embedded using the embed element, not just the object element.
* SVGs can now be used as the source for canvas drawImage and createPattern operations.
Rich Text Input
* Use line/paragraph breaking in rich text editor: Enter should insert block-break (new paragraph) and Shift+Enter should insert line-break (br element).
* Improved handling of inserted and removed elements.
Other
* Improved the SVG, DOM, WML, Web Forms 2.0, XPath, and XSLT implementations.
* Added support for UAX #14 Line Breaking Properties and UAX #29 Text Boundaries annexes.
* Added support for XSLT document() function.
* Enabled RTL support in text inputs (including Opera Mail) and form elements.
* Fixed issue where the HttpURLConnection Java object did not support getHeaderField and getHeaderFieldKey.
* Allow installation of certificates that generate warnings.
* Always obey server-set Expiry header.
Security
* Fixed an issue where certain characters could obscure the page address, as reported by Tony Thomas. See our advisory.
* Solved an issue where Images could be read cross-domain with canvas, as reported by Philip Taylor. See our advisory.
* Pages held in frames are no longer able to change the location of pages in unrelated frames on the parent page. See our advisory.
* Improved Fraud Protection now includes advanced malware prevention and upgraded phishing detection technologies. See article: Opera Fraud Protection.
* Added support for Extended Validation (EV) certificates.
* Added automatic downloading of trusted root certificates when required.
* Disabled SSL v2 and weak ciphers.
* Improvements made to certificate handling, the new certificate repository and the certificates UI.
* Introduced a new security notification scheme in the address field:
o gold lock on green field for secure sites with Extended Validation
o silver lock on yellow field for regular secure sites
o question mark on gray field for HTTPS sites with issues
o no notification for normal sites
o fraud warning on red field for blacklisted sites
* Opera now distinguishes between local servers on localhost, intranet servers, and remote servers on the Internet.
o Local servers can use remote resources, but not vice versa.
Miscellaneous
* Offline mode is improved.
* Redesigned Info panel: it now includes the page display mode, download date, META tags, links to stylesheets and JavaScript files, etc.
* Items in opera:cache no longer use file extensions.
* Added "Drag to scroll" (disabled by default) which allows scrolling by "grabbing" the page, much like on mobile phones with touch screens.
o This functionality is also available if you press and hold Ctrl+Alt and drag the page.
* opera:config will now function correctly when JavaScript is disabled.
* Added support for the BitTorrent peer exchange protocol, which is compatible with libtorrent and µTorrent.
* Reduced CPU usage when downloading torrents.
* Added support for JIS X 0212 in EUC-JP code set 3 and ISO-2022-JP.
* Added support for JIS-Roman output in ISO-2022-JP.
* Enabled auto-detection of ISO-2022-JP-1 support.
* Added zh-SG and zh-MO as known language codes and SG and MO as country codes for selecting Chinese variant.
* All mail and history searching now occurs in a separate processor thread.
* New search.ini.
Windows-specific changes
* Opera can now be set as the default mail application from the control panel.
* Better support for the Default program settings dialog in Windows XP and Vista.
* Discontinued support for Winsock 1 on Win95. Winsock 2 is available as a free download for Win95 users. See Availability of Windows Sockets 2.0 for Windows 95.
* Improved performance of painting on Web pages demanding graphics-intensive operations.