Safari version history
Encyclopedia
The version history of Safari
Safari (web browser)
Safari is a web browser developed by Apple Inc. and included with the Mac OS X and iOS operating systems. First released as a public beta on January 7, 2003 on the company's Mac OS X operating system, it became Apple's default browser beginning with Mac OS X v10.3 "Panther". Safari is also the...

spans from 2003 to the present from its initial preview release for Mac OS X
Mac OS X
Mac OS X is a series of Unix-based operating systems and graphical user interfaces developed, marketed, and sold by Apple Inc. Since 2002, has been included with all new Macintosh computer systems...

 at Macworld
Macworld Conference & Expo
Produced by Boston-based IDG World Expo, Macworld | iWorld is a trade-show with conference tracks dedicated to the Apple Macintosh platform. It is held annually in the United States, usually during the second week of January...

 to becoming cross-platform with versions for Windows
Microsoft Windows
Microsoft Windows is a series of operating systems produced by Microsoft.Microsoft introduced an operating environment named Windows on November 20, 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces . Microsoft Windows came to dominate the world's personal...

 and iOS.

Version compatibility

Operating system Operating system version Latest Safari version Support
Mac OS X
Mac OS X
Mac OS X is a series of Unix-based operating systems and graphical user interfaces developed, marketed, and sold by Apple Inc. Since 2002, has been included with all new Macintosh computer systems...

Mac OS X v10.2
Mac OS X v10.2
Mac OS X version 10.2 "Jaguar" is the third major release of Mac OS X, Apple's desktop and server operating system. It superseded Mac OS X v10.1 code name Puma and preceded Mac OS X Panther...

 "Jaguar"
1.0.3 (August 13, 2004) 2003–2005
Mac OS X v10.3
Mac OS X v10.3
Mac OS X Panther is the fourth major release of Mac OS X, Apple’s desktop and server operating system. It followed Mac OS X v10.2 "Jaguar" and preceded Mac OS X Tiger...

 "Panther"
1.3.2 (January 11, 2006) 2003–2007
Mac OS X v10.4
Mac OS X v10.4
Mac OS X v10.4 Tiger is the fifth major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers. Tiger was released to the public on 29 April 2005 for US$129.95 as the successor to Mac OS X Panther , which had been released 18 months earlier...

 "Tiger"
4.1.3 (November 18, 2010) 2005–2010
Mac OS X v10.5
Mac OS X v10.5
Mac OS X Leopard is the sixth major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers. Leopard was released on 26 October 2007 as the successor of Tiger , and is available in two variants: a desktop version suitable for personal computers, and a...

 "Leopard"
5.0.6 (July 20, 2011) 2007–2011
Mac OS X v10.6
Mac OS X v10.6
Mac OS X Snow Leopard is the seventh major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers.Snow Leopard was publicly unveiled on June 8, 2009 at the Apple Worldwide Developers Conference...

 "Snow Leopard"
5.1.2 (November 29, 2011) Since 2009
Mac OS X v10.7 "Lion" Since 2011
Microsoft Windows
Microsoft Windows
Microsoft Windows is a series of operating systems produced by Microsoft.Microsoft introduced an operating environment named Windows on November 20, 1985 as an add-on to MS-DOS in response to the growing interest in graphical user interfaces . Microsoft Windows came to dominate the world's personal...

Windows XP
Windows XP
Windows XP is an operating system produced by Microsoft for use on personal computers, including home and business desktops, laptops and media centers. First released to computer manufacturers on August 24, 2001, it is the second most popular version of Windows, based on installed user base...

Since 2007
Windows Vista
Windows Vista
Windows Vista is an operating system released in several variations developed by Microsoft for use on personal computers, including home and business desktops, laptops, tablet PCs, and media center PCs...

Windows 7 Since 2009

In Mac OS X, Safari usually requires the latest system update (minor version release) in order to function.

Release history

Key: Old Beta Version Old Version Current Version

Mac

Major version Minor version WebKit
WebKit
WebKit is a layout engine designed to allow web browsers to render web pages. WebKit powers Google Chrome and Apple Safari and by October 2011 held over 33% of the browser market share between them. It is also used as the basis for the experimental browser included with the Amazon Kindle ebook...

 version
Operating System Release date Features
Safari 0.8 48 Mac OS X v10.2
Mac OS X v10.2
Mac OS X version 10.2 "Jaguar" is the third major release of Mac OS X, Apple's desktop and server operating system. It superseded Mac OS X v10.1 code name Puma and preceded Mac OS X Panther...

7 January 2003 Public Beta. Initial release at Macworld
Macworld Conference & Expo
Produced by Boston-based IDG World Expo, Macworld | iWorld is a trade-show with conference tracks dedicated to the Apple Macintosh platform. It is held annually in the United States, usually during the second week of January...

 San Francisco.
0.9 73 14 April 2003 Public Beta 2. Tabbed browsing, forms and passwords autofill, browser reset (removes cookies, cache, etc.), Netscape
Netscape (web browser)
Netscape 7 was a series of proprietary cross-platform Internet suites created by Netscape Communications Corporation and then in-house by AOL to continue the Netscape series after Netscape 6. There were three main editions released from the Netscape 7 series; being Netscape 7.0, 7.1 and 7.2...

 and Mozilla
Mozilla
Mozilla is a term used in a number of ways in relation to the Mozilla.org project and the Mozilla Foundation, their defunct commercial predecessor Netscape Communications Corporation, and their related application software....

 bookmarks importing, improved support for web standards, improved AppleScript
AppleScript
AppleScript is a scripting language created by Apple Inc. and built into Macintosh operating systems since System 7. The term "AppleScript" may refer to the scripting system itself, or to particular scripts that are written in the AppleScript language....

 support, more localizations.
Safari 1 1.0 85 23 June 2003 First non-beta release. Safari is now default Mac OS X browser, faster autotabs, support for iSync
ISync
iSync is a software application published by Apple Inc. It runs only under Mac OS X and is used to synchronize contact and calendar data from Address Book and iCal with many non-Apple SyncML-enabled mobile phones via a Bluetooth or USB connection. Support for many devices is built-in, with newer...

 bookmark synchronization, all Mac OS X languages supported, more AppleScripts to control browser, improved support for web standards.
1.0.3 85.8.5 13 August 2004 Improves the Safari rendering engine to expand third party application support and delivers the latest security enhancements.
1.1 100 Mac OS X v10.3
Mac OS X v10.3
Mac OS X Panther is the fourth major release of Mac OS X, Apple’s desktop and server operating system. It followed Mac OS X v10.2 "Jaguar" and preceded Mac OS X Tiger...

24 October 2003 Released with Mac OS X v10.3. Improved speed, improved support for web standards, improved CSS
Cascading Style Sheets
Cascading Style Sheets is a style sheet language used to describe the presentation semantics of a document written in a markup language...

 support.
1.2 125 2 February 2004 Improved compatibility with websites and web applications. Support for personal certificate authentication. Full keyboard access for navigation. Ability to resume interrupted downloads. Sajax
Sajax
Sajax , is an open source tool designed to help websites using the Ajax framework . It allows the programmer to call ASP, ColdFusion, Io, Lua, PHP, Perl, Python, or Ruby functions from their webpages via JavaScript without performing a browser refresh.Sajax supports IE5+, Pocket IE, Opera 8+ ,...

 and LiveConnect
LiveConnect
LiveConnect is a feature of Web browsers that allows Java and JavaScript software to intercommunicate within a Web page. From the Java side it allows an applet to invoke the embedded scripts of a page or to access the built-in JavaScript environment, much as scripts can...

 support. XMLHttpRequest support.
1.3 312 15 April 2005 Released with 10.3.9. Included most of the rendering speed and website compatibility improvements that were developed for 2.0. designMode support.
1.3.1 312.3 29 August 2005 Improves website compatibility, application stability and support for 3rd party web applications.
1.3.2 312.5 11 January 2006 Improves website compatibility, application stability and support for 3rd party web applications. Requires 1.3.1 in order to install.
1.3.2 312.6 12 January 2006 Requires earlier version in order to install.
Safari 2 2.0 412 Mac OS X v10.4
Mac OS X v10.4
Mac OS X v10.4 Tiger is the fifth major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers. Tiger was released to the public on 29 April 2005 for US$129.95 as the successor to Mac OS X Panther , which had been released 18 months earlier...

29 April 2005 Dubbed "Safari RSS." Released with Mac OS X v10.4. Improved rendering speed and website compatibility. Integrated RSS
RSS
-Mathematics:* Root-sum-square, the square root of the sum of the squares of the elements of a data set* Residual sum of squares in statistics-Technology:* RSS , "Really Simple Syndication" or "Rich Site Summary", a family of web feed formats...

 and Atom
Atom (standard)
The name Atom applies to a pair of related standards. The Atom Syndication Format is an XML language used for web feeds, while the Atom Publishing Protocol is a simple HTTP-based protocol for creating and updating web resources.Web feeds allow software programs to check for updates published on a...

 reader. Integrated PDF
Portable Document Format
Portable Document Format is an open standard for document exchange. This file format, created by Adobe Systems in 1993, is used for representing documents in a manner independent of application software, hardware, and operating systems....

 viewer. Private Browsing
Privacy mode
Privacy mode, sometimes informally referred to as "porn mode", or "private browsing" is a term that refers to privacy features in some web browsers. Historically speaking, web browsers store information such as browsing history, images, videos and text within cache...

 mode and Parental Controls
Parental controls
Parental controls are features which may be included in digital television services, computer and video games, mobile phones and computer software...

. Ability to save complete websites using the proprietary WebArchive
Webarchive
The webarchive file format is available on Mac OS X and Windows for saving and reviewing complete web pages using the Safari browser. Support for webarchive documents was added in Safari 4 Beta on Windows; Safari 3 on Windows does not support the format....

 format.
2.0.2 416.11 31 October 2005 Safari passes the Web Standards Project
Web Standards Project
The Web Standards Project is a group of professional web developers dedicated to disseminating and encouraging the use of the web standards recommended by the World Wide Web Consortium, along with other groups and standards bodies....

 Acid2
Acid2
Acid2 is a test page published and promoted by the Web Standards Project to expose web page rendering flaws in web browsers and other applications that render HTML. Named after the acid test for gold, it was developed in the spirit of Acid1, a relatively narrow test of compliance with the Cascading...

 test.
2.0.4 419.3 10 January 2006 Most widely distributed version of Safari 2, available only as part of Mac OS X Update 10.4.4. Last stable version released before version 3.0. Last Mac OS X-exclusive version.
Safari 3 3.0 522.11 11 June 2007 Public beta. Initial release at the Apple Worldwide Developers Conference. Version for Mac OS X v10.4.9 and later. Improved searching within web pages. Drag and drop tabs, and the ability to save a group of tabs as a single bookmark. Live resizing of text input fields. Bonjour
Bonjour (software)
In computing, Bonjour is Apple Inc.'s trade name for its implementation of Zeroconf, a group of technologies that includes service discovery, address assignment, and name resolution...

 support for bookmarks. Initial SVG support.
3.0.2 522.12 22 June 2007 Public beta.
3.0.3 522.12.1 31 July 2007 Public beta. Latest security updates.
3.0.4 523.10 Mac OS X v10.4
Mac OS X v10.4
Mac OS X v10.4 Tiger is the fifth major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers. Tiger was released to the public on 29 April 2005 for US$129.95 as the successor to Mac OS X Panther , which had been released 18 months earlier...

-10.5
Mac OS X v10.5
Mac OS X Leopard is the sixth major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers. Leopard was released on 26 October 2007 as the successor of Tiger , and is available in two variants: a desktop version suitable for personal computers, and a...

26 October 2007 Officially released with Mac OS X v10.5 out of beta. Includes the ability to re-arrange tabs by dragging, improved web standards support, the ability to display SVG
Scalable Vector Graphics
Scalable Vector Graphics is a family of specifications of an XML-based file format for describing two-dimensional vector graphics, both static and dynamic . The SVG specification is an open standard that has been under development by the World Wide Web Consortium since 1999.SVG images and their...

 images, and integration with the Dashboard, allowing users to create widgets from ordinary web pages. For web developers, Safari 3 includes a new "Web Inspector" similar to the DOM Inspector
DOM Inspector
DOM Inspector is a web developer tool created by Joe Hewitt and was originally included in Mozilla Application Suite as well as versions of Mozilla Firefox prior to Firefox 3. It is now included by default in SeaMonkey and is an installable extension for subsequent versions of Firefox and other...

 extension for Mozilla Firefox
Mozilla Firefox
Mozilla Firefox is a free and open source web browser descended from the Mozilla Application Suite and managed by Mozilla Corporation. , Firefox is the second most widely used browser, with approximately 25% of worldwide usage share of web browsers...

.
14 November 2007 Officially released for Mac OS X v10.4.11.
3.1 525.13 18 March 2008 Introduces support for CSS Web fonts and animations and improves support for SVG and HTML5 media. Performance improvements.
3.1.1 525.17 16 April 2008 Improved stability and added security updates.
525.20 28 May 2008 Officially released with Mac OS X v10.5.3.
3.1.2 525.21 30 June 2008 Officially released with Mac OS X v10.5.4.
3.2 525.26 13 November 2008 Added phishing
Phishing
Phishing is a way of attempting to acquire information such as usernames, passwords, and credit card details by masquerading as a trustworthy entity in an electronic communication. Communications purporting to be from popular social web sites, auction sites, online payment processors or IT...

 detection, Extended Validation Certificate support, security fixes.
3.2.1 525.27 24 November 2008 Stability improvements.
3.2.3 525.28 12 May 2009 Officially released with Mac OS X v.10.5.7.
Safari 4 4.0 Beta 526.11.2 Mac OS X v10.4
Mac OS X v10.4
Mac OS X v10.4 Tiger is the fifth major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers. Tiger was released to the public on 29 April 2005 for US$129.95 as the successor to Mac OS X Panther , which had been released 18 months earlier...

-10.6
Mac OS X v10.6
Mac OS X Snow Leopard is the seventh major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers.Snow Leopard was publicly unveiled on June 8, 2009 at the Apple Worldwide Developers Conference...

11 June 2008 First developer seed. Includes SquirrelFish JavaScript
JavaScript
JavaScript is a prototype-based scripting language that is dynamic, weakly typed and has first-class functions. It is a multi-paradigm language, supporting object-oriented, imperative, and functional programming styles....

 interpreter. Adds ability to save webpages as standalone web application
Web application
A web application is an application that is accessed over a network such as the Internet or an intranet. The term may also mean a computer software application that is coded in a browser-supported language and reliant on a common web browser to render the application executable.Web applications are...

s. Passes Acid3
Acid3
Acid3 test is a web test page from the Web Standards Project that checks a web browser's compliance with elements of various web standards, particularly the Document Object Model and JavaScript....

 test.
528.16 24 February 2009 Version 4 Public Beta. Added features include a "Top Sites" tool that tracks the user's most recently viewed pages, and notifies the user of content updates; Cover Flow support for history and bookmarks; and full history search. A new, radically redesigned UI, with the tabs now on top, has been implemented. The new Nitro engine (previously code named SquirrelFish Extreme) renders JavaScript 4.2 times faster than the previous release of Safari according to Apple test reports. A newly redesigned set of Developer Tools, Auto-Detect of Google
Google
Google Inc. is an American multinational public corporation invested in Internet search, cloud computing, and advertising technologies. Google hosts and develops a number of Internet-based services and products, and generates profit primarily from advertising through its AdWords program...

 searches and websites, and full page zooming have also been added. The "save page as standalone web application
Web application
A web application is an application that is accessed over a network such as the Internet or an intranet. The term may also mean a computer software application that is coded in a browser-supported language and reliant on a common web browser to render the application executable.Web applications are...

s" feature from the first developer preview of Safari 4 has been removed. The full feature list on Apple's website describes the other 150 new features of Safari 4.
528.17 12 May 2009 Public beta. Latest security updates.
4.0 530.17 8 June 2009 Stable release, officially released at WWDC. Tabs, which were located in the title bar in 4.0 beta releases, have been returned to their original location under the bookmarks bar.
4.0.1 530.18 17 June 2009 Improved compatibility with iPhoto
IPhoto
iPhoto is a digital photograph manipulation software application developed by Apple Inc. and released with every Macintosh personal computer as part of the iLife suite of digital life management applications...

 '09.
4.0.2 530.19 8 July 2009 Improves stability of Nitro JavaScript
JavaScript
JavaScript is a prototype-based scripting language that is dynamic, weakly typed and has first-class functions. It is a multi-paradigm language, supporting object-oriented, imperative, and functional programming styles....

 engine and includes the latest compatibility and security fixes. Officially released with Mac OS X 10.5.8 on August 5, 2009.
4.0.3 531.9 11 August 2009 Stability improvements for webpages that use the HTML5 video tag. Fixes an issue that prevented some users from logging into iWork
IWork
iWork is an office suite of desktop applications created by Apple for the Mac OS X and iOS operating systems. The first version of iWork, iWork '05, was released in 2005. The suite originally bundled Keynote, a presentation program which had previously been sold as a standalone application, and...

.com. Fixes an issue that could cause web content to be displayed in greyscale instead of color.
4.0.4 531.21.10 11 November 2009 Improves JavaScript and Full History Search performance. Improves stability of third-party plug-ins, search field, and Yahoo! Mail
Yahoo! Mail
Yahoo! Mail is a web mail service provided by Yahoo!. It was inaugurated in 1997, and, according to comScore, Yahoo! Mail was the second largest web-based email service with 273.1 million users as of November 2010....

. Adds latest security fixes.
4.0.5 531.22.7 11 March 2010 Improves Top Sites performance. Improves stability for third-party plug-ins and websites with online forms and Scalable Vector Graphics. Fixes issues that prevented Safari from changing settings on some Linksys routers and prevented some iWork
IWork
iWork is an office suite of desktop applications created by Apple for the Mac OS X and iOS operating systems. The first version of iWork, iWork '05, was released in 2005. The suite originally bundled Keynote, a presentation program which had previously been sold as a standalone application, and...

.com users from commenting on documents.
4.1 533.16 Mac OS X v10.4 7 June 2010 Improves performance of JavaScript, Top Sites, and trackpad pinch gestures. Adds faster page loading with DNS prefetching and improved page caching, and Bing search option in the Search Field. Improves support for HTML5, auto-complete in the Smart Address Field, tabbed browsing, Full History Search, Private Browsing, protection from cross-site scripting with XSS auditing, support for web applications that use JavaScript
JavaScript
JavaScript is a prototype-based scripting language that is dynamic, weakly typed and has first-class functions. It is a multi-paradigm language, supporting object-oriented, imperative, and functional programming styles....

 Object Notation, and developer tools. Improves performance and stability when pasting text into text fields in webpages, auto-complete functions, PDF
Portable Document Format
Portable Document Format is an open standard for document exchange. This file format, created by Adobe Systems in 1993, is used for representing documents in a manner independent of application software, hardware, and operating systems....

 handling, and transferring images from Safari
Safari (web browser)
Safari is a web browser developed by Apple Inc. and included with the Mac OS X and iOS operating systems. First released as a public beta on January 7, 2003 on the company's Mac OS X operating system, it became Apple's default browser beginning with Mac OS X v10.3 "Panther". Safari is also the...

 to iPhoto
IPhoto
iPhoto is a digital photograph manipulation software application developed by Apple Inc. and released with every Macintosh personal computer as part of the iLife suite of digital life management applications...

, when using Facebook
Facebook
Facebook is a social networking service and website launched in February 2004, operated and privately owned by Facebook, Inc. , Facebook has more than 800 million active users. Users must register before using the site, after which they may create a personal profile, add other users as...

 and eMusic
EMusic
eMusic is an online music and audiobook store that operates by subscription. It is headquartered in New York City with an office in London and owned by Dimensional Associates. As of September 2008 eMusic has over 400,000 subscribers....

. Improves reliability of authentication to Windows IIS. Fixes an issue that prevented some users from dragging files when logged into etrade.com.
4.1.1 533.17.8 28 July 2010 More accurate Top Hit results in the Address Field and timing for CSS animations. Adds better stability when scrolling through MobileMe
MobileMe
MobileMe was a subscription-based collection of online services and software offered by Apple Inc. Originally launched on January 5, 2000, as iTools, a free collection of Internet-based services for users of Mac OS 9, Apple relaunched it as .Mac on July 17, 2002, when it became a paid subscription...

 Mail. Fixes an issue that prevented Google Wave
Google Wave
Apache Wave is a software framework for real-time collaborative editing online. Google Inc. originally developed it as Google Wave.It was announced at the Google I/O conference on May 27, 2009....

 and other websites using JavaScript encryption libraries from working correctly on 32-bit systems, an issue that prevented Safari from launching on systems with network home directories, an issue that could cause borders on YouTube
YouTube
YouTube is a video-sharing website, created by three former PayPal employees in February 2005, on which users can upload, view and share videos....

 thumbnails to disappear when hovering over the thumbnail image, an issue that could cause Flash content to overlap with other content on Facebook
Facebook
Facebook is a social networking service and website launched in February 2004, operated and privately owned by Facebook, Inc. , Facebook has more than 800 million active users. Users must register before using the site, after which they may create a personal profile, add other users as...

, Crate and Barrel, and other sites when using Flash 10.1, an issue that prevented boarding passes from American Airlines
American Airlines
American Airlines, Inc. is the world's fourth-largest airline in passenger miles transported and operating revenues. American Airlines is a subsidiary of the AMR Corporation and is headquartered in Fort Worth, Texas adjacent to its largest hub at Dallas/Fort Worth International Airport...

 from printing correctly, an issue that could cause DNS prefetching requests to overburden certain routers, and an issue that could cause VoiceOver to misidentify elements of webpages.
4.1.2 4.1.3 18 November 2010 Improves accuracy of Top Sites and Top Hit results in the address bar. Fixes an issue with Flash 10.1 that caused overlapping of webpage content. Improves reliability of pop-up blocking. Improves stability of typing in text fields on netflix
Netflix
Netflix, Inc., is an American provider of on-demand internet streaming media in the United States, Canada, and Latin America and flat rate DVD-by-mail in the United States. The company was established in 1997 and is headquartered in Los Gatos, California...

.com and facebook
Facebook
Facebook is a social networking service and website launched in February 2004, operated and privately owned by Facebook, Inc. , Facebook has more than 800 million active users. Users must register before using the site, after which they may create a personal profile, add other users as...

.com. Improves stability of VoiceOver.
Safari 5 5.0 533.16 Mac OS X v10.5 - 10.6 7 June 2010 Added new features including Safari Reader, Bing Search, and Safari Development Tools. Improves JavaScript performance, page caching, and DNS prefetching. Improves support for HTML5. Other improvements and features include smarter address field, tabs settings, search history with date, Top Sites/history button, private browsing icon, XSS auditor, and the return of the address bar loading status indicator. Included in the Mac OS X v10.6.4 update.
5.0.1 533.17.8 28 July 2010 Added a new feature: Safari Extensions. Provides more accurate Top Hit results in the Address Field and timing for CSS animations. Adds better stability when using the Safari Reader keyboard shortcut and scrolling through MobileMe
MobileMe
MobileMe was a subscription-based collection of online services and software offered by Apple Inc. Originally launched on January 5, 2000, as iTools, a free collection of Internet-based services for users of Mac OS 9, Apple relaunched it as .Mac on July 17, 2002, when it became a paid subscription...

 Mail. Fixes display of multipage articles from Rolling Stone
Rolling Stone
Rolling Stone is a US-based magazine devoted to music, liberal politics, and popular culture that is published every two weeks. Rolling Stone was founded in San Francisco in 1967 by Jann Wenner and music critic Ralph J...

 in Safari Reader. Fixes an issue that prevented Google Wave and other websites using JavaScript encryption libraries from working correctly on 32-bit systems, an issue that prevented Safari from launching on Leopard systems with network home directories, an issue that could cause borders on YouTube
YouTube
YouTube is a video-sharing website, created by three former PayPal employees in February 2005, on which users can upload, view and share videos....

 thumbnails to disappear when hovering over the thumbnail image, an issue that could cause Flash content to overlap with other content on Facebook
Facebook
Facebook is a social networking service and website launched in February 2004, operated and privately owned by Facebook, Inc. , Facebook has more than 800 million active users. Users must register before using the site, after which they may create a personal profile, add other users as...

, Crate and Barrel, and other sites when using Flash 10.1, an issue that prevented boarding passes from American Airlines
American Airlines
American Airlines, Inc. is the world's fourth-largest airline in passenger miles transported and operating revenues. American Airlines is a subsidiary of the AMR Corporation and is headquartered in Fort Worth, Texas adjacent to its largest hub at Dallas/Fort Worth International Airport...

 from printing correctly, an issue that could cause DNS prefetching requests to overburden certain routers, and an issue that could cause VoiceOver to misidentify elements of webpages.
5.0.2 533.18.5 7 September 2010 Fixes issues that prevented submission of web forms, fixes issues that caused incorrect displaying of content in Google Images with Flash Player 10.1 installed, and establishes encrypted and authenticated connection to Safari Extensions Gallery.
5.0.3 533.19.4 18 November 2010 Improves accuracy of Top Sites, and Top Hit results in address bar. Fixes an issue with Flash 10.1 that caused overlapping of webpage content. Improves reliability of pop-up blocking. Improves stability of typing in text fields on Netflix
Netflix
Netflix, Inc., is an American provider of on-demand internet streaming media in the United States, Canada, and Latin America and flat rate DVD-by-mail in the United States. The company was established in 1997 and is headquartered in Los Gatos, California...

 and Facebook
Facebook
Facebook is a social networking service and website launched in February 2004, operated and privately owned by Facebook, Inc. , Facebook has more than 800 million active users. Users must register before using the site, after which they may create a personal profile, add other users as...

. Improves stability of JavaScript extensions. Improves stability of VoiceOver.
5.0.4 533.20.27 9 March 2011 Improves stability for webpages with multiple plug-in content. Improves compatibility with webpages with image reflections and transition effects. Fixes an issue that caused webpages to print with incorrect layouts. Fixes an issue that caused webpages with plug-in content to display incorrectly. Fixes an issue that caused the screen saver to appear while a video is playing. Improves compatibility with VoiceOver on webpages with text input areas and lists with selectable items. Improves stability when using VoiceOver.
5.0.5 533.21.1 14 April 2011 Security update.
5.0.6 Mac OS X v10.5 20 July 2011 Stability improvements for web applications that use WebSocket with certain proxy configurations. Improvements to the appearance and layout of text with HTML5 ruby annotations. A fix for an issue that could cause elements in frames to appear in the wrong place on Pandora.com and other websites.
5.1 534.48.3 Mac OS X v10.6 - 10.7
Mac OS X Lion
Mac OS X Lion is the eighth and current major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers....

Bundled with Mac OS X v10.7
Mac OS X Lion
Mac OS X Lion is the eighth and current major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers....

. New features include Reading List for managing webpages and links, new process architecture for improved stability and responsiveness, Resume for launching windows from a previous browsing session, improved privacy settings, Private AutoFill, additional text search controls, and the ability to drag and drop items from the Downloads window. Introduces support for full-screen webpages, media caching with the HTML5 application cache, MathML, Web Open Font Format, CSS3 auto-hyphenation, CSS3 vertical text, CSS3 text emphasis, Window.onError, and formatted XML files. Adds new Extensions APIs, including support for popovers, menus, new event classes, and interaction with Safari Reader.
5.1.1 534.51.22 12 October 2011 Bundled with Mac OS X v10.7.2
Mac OS X Lion
Mac OS X Lion is the eighth and current major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers....

. Adds support for iCloud
ICloud
iCloud is a cloud storage and cloud computing service from Apple Inc. announced on June 6, 2011 at the Apple Worldwide Developers Conference . The service allows users to store data such as music files on remote computer servers for download to multiple devices such as iPhones, iPods, iPads, and...

 syncing of bookmarks and Reading List. Improves JavaScript performance. Contains improvements to performance, stability, usability, compatibility, accessibility, and security.
5.1.2 534.52.7 29 November 2011 Improves stability. Addresses issues with hangs, excessive memory usage, and white flashes within webpages. Allows PDFs to be displayed within web content.

Windows

Major version Minor version WebKit
WebKit
WebKit is a layout engine designed to allow web browsers to render web pages. WebKit powers Google Chrome and Apple Safari and by October 2011 held over 33% of the browser market share between them. It is also used as the basis for the experimental browser included with the Amazon Kindle ebook...

 version
Operating System Release date Features
Safari 3 3.0 522.11.3 Windows XP
Windows XP
Windows XP is an operating system produced by Microsoft for use on personal computers, including home and business desktops, laptops and media centers. First released to computer manufacturers on August 24, 2001, it is the second most popular version of Windows, based on installed user base...

, Vista
Windows Vista
Windows Vista is an operating system released in several variations developed by Microsoft for use on personal computers, including home and business desktops, laptops, tablet PCs, and media center PCs...

11 June 2007 Public beta, first release for Windows XP and Windows Vista (not officially supported on Windows 2000
Windows 2000
Windows 2000 is a line of operating systems produced by Microsoft for use on personal computers, business desktops, laptops, and servers. Windows 2000 was released to manufacturing on 15 December 1999 and launched to retail on 17 February 2000. It is the successor to Windows NT 4.0, and is the...

). Announced at the Apple Worldwide Developers Conference. Feature parity with Mac OS X version.
3.0.1 522.12.2 13 June 2007 Public beta, second release for Windows XP and Windows Vista. Major security updates.
3.0.2 522.13.1 22 June 2007 Public beta, third release for Windows XP and Windows Vista. Security updates.
3.0.3 522.15.5 1 August 2007 Public beta, fourth Windows release. Includes major stability enhancements, including a fix for a memory leak.
3.0.4 523.12.9 14 November 2007 Public beta, fifth Windows release. Fixes many UI behavior issues, though issues still remain. Ends unofficial support for Windows 2000 (will not run). Added many keyboard shortcut functions found in most major browsers (for example, switching tabs).
523.13 17 December 2007 Safari 3 Beta 3.0.4 Security Update: A security update meant to prevent cross-site scripting attacks was applied to the existing release of Safari.
523.15 21 December 2007 Safari 3 Beta 3.0.4 Security Update v1.1: This update fixes an issue introduced with the previous security update "that may cause Safari to unexpectedly quit when browsing certain websites."
3.1 525.13 18 March 2008 First stable release of Safari for Windows. Introduces support for CSS Web fonts and animations and improves support for SVG and HTML5 media. Performance improvements. Added automatic spell checker for searches.
3.1.1 525.17 16 April 2008 Improved stability and added security updates.
3.1.2 525.21 19 June 2008 Improved stability and added security updates.
3.2 525.26.13 13 November 2008 Added phishing detection, Extended Validation Certificate support, security fixes.
3.2.1 525.27.1 24 November 2008 Stability improvements.
3.2.2 525.28.1 12 February 2009 Security updates.
3.2.3 525.29.1 12 May 2009 Security updates.
Safari 4 4.0 526.12.2 11 June 2008 First developer seed. Includes SquirrelFish JavaScript interpreter. Adds ability to save webpages as standalone web applications. Passes Acid3 test. Added optional Windows native font rendering.
528.1.1 22 August 2008 Second developer seed. New developer menu, redesigned Web Inspector, and JavaScript developer tools. Also includes elements from the new Webkit versions, such as support for new CSS features, as well as improved support for HTML5 in general.
528.16 24 February 2009 Version 4 Public Beta. Added features include a "Top Sites" tool that tracks the user's most recently viewed pages, and notifies the user of content updates; Cover Flow support for history and bookmarks; and full history search. A new, radically redesigned UI, with the tabs now on top, has been implemented. The new Nitro engine (previously code named SquirrelFish Extreme) renders JavaScript 4.2 times faster than the previous release of Safari according to Apple test reports. A newly redesigned set of Developer Tools, Auto-Detect of Google searches and websites, and full page zooming have also been added. The "save page as standalone web applications" feature from the first developer preview of Safari 4 has been removed. Look and feel more native to the Windows UI. Apple font smoothing is now an option; Safari can be configured to adhere to the default Windows system font smoothing setting. The full feature list on Apple's website describes the other 150 new features of Safari 4.
528.17 12 May 2009 Public beta. Latest security updates.
4.0.1 530.17 8 June 2009 Stable release, officially released at WWDC. Tabs, which were located in the title bar in 4.0 beta releases, have been returned to their original location under the bookmarks bar.
4.0.2 530.19.1 8 July 2009 Improves stability of Nitro JavaScript engine and includes the latest compatibility and security fixes.
4.0.3 531.9.1 Windows XP
Windows XP
Windows XP is an operating system produced by Microsoft for use on personal computers, including home and business desktops, laptops and media centers. First released to computer manufacturers on August 24, 2001, it is the second most popular version of Windows, based on installed user base...

, Vista
Windows Vista
Windows Vista is an operating system released in several variations developed by Microsoft for use on personal computers, including home and business desktops, laptops, tablet PCs, and media center PCs...

, 7
11 August 2009 Stability improvements for webpages that use the HTML5 video tag. Fixes an issue that prevented some users from logging into iWork.com. Fixes an issue that could cause web content to be displayed in greyscale instead of color.
4.0.4 531.21.10 11 November 2009 Improves JavaScript and Full History Search performance. Improves stability of third-party plug-ins, search field, and Yahoo! Mail. Adds latest security fixes.
4.0.5 531.22.7 11 March 2010 Improves Top Sites performance. Improves stability for third-party plug-ins and websites with online forms and Scalable Vector Graphics. Fixes issues that prevented Safari from changing settings on some Linksys routers and prevented some iWork.com users from commenting on documents.
Safari 5 5.0 533.16 7 June 2010 Added new features including Safari Reader, Bing Search, and Safari Development Tools. Improves JavaScript performance, page caching, and DNS prefetching. Improves support for HTML5. Other improvements and features include smarter address field, tabs settings, search history with date, Top Sites/history button, private browsing icon, XSS auditor, and hardware acceleration.
5.0.1 533.17.8 28 July 2010 Added a new feature: Safari Extensions. Provides more accurate Top Hit results in the Address Field and timing for CSS animations. Adds better stability when using the Safari Reader keyboard shortcut and scrolling through MobileMe
MobileMe
MobileMe was a subscription-based collection of online services and software offered by Apple Inc. Originally launched on January 5, 2000, as iTools, a free collection of Internet-based services for users of Mac OS 9, Apple relaunched it as .Mac on July 17, 2002, when it became a paid subscription...

 Mail. Fixes display of multipage articles from Rolling Stone
Rolling Stone
Rolling Stone is a US-based magazine devoted to music, liberal politics, and popular culture that is published every two weeks. Rolling Stone was founded in San Francisco in 1967 by Jann Wenner and music critic Ralph J...

 in Safari Reader. Fixes an issue that prevented Google Wave and other websites using JavaScript encryption libraries from working correctly on 32-bit systems, an issue that could cause borders on YouTube
YouTube
YouTube is a video-sharing website, created by three former PayPal employees in February 2005, on which users can upload, view and share videos....

 thumbnails to disappear when hovering over the thumbnail image, an issue that could cause Flash content to overlap with other content on Facebook
Facebook
Facebook is a social networking service and website launched in February 2004, operated and privately owned by Facebook, Inc. , Facebook has more than 800 million active users. Users must register before using the site, after which they may create a personal profile, add other users as...

, Crate and Barrel, and other sites when using Flash 10.1, an issue that prevented boarding passes from American Airlines
American Airlines
American Airlines, Inc. is the world's fourth-largest airline in passenger miles transported and operating revenues. American Airlines is a subsidiary of the AMR Corporation and is headquartered in Fort Worth, Texas adjacent to its largest hub at Dallas/Fort Worth International Airport...

 from printing correctly, and an issue that could cause DNS prefetching requests to overburden certain routers.
5.0.2 533.18.5 7 September 2010 Fixes issues that prevented submission of web forms, fixes issues that caused incorrect displaying of content in Google Images with Flash Player 10.1 installed, and establishes encrypted and authenticated connection to Safari Extensions Gallery.
5.0.3 533.19.4 18 November 2010 Improves accuracy of Top Sites, and Top Hit results in address bar. Fixes an issue with Flash 10.1 that caused overlapping webpage content. Improves reliability of pop-up blocking. Fixes an issue affecting playback of videos with rotations or flips. Improves reliability when typing into text fields on Netflix
Netflix
Netflix, Inc., is an American provider of on-demand internet streaming media in the United States, Canada, and Latin America and flat rate DVD-by-mail in the United States. The company was established in 1997 and is headquartered in Los Gatos, California...

 and Facebook. Improves stability with JavaScript extensions and using screen readers.
5.0.4 533.20.27 9 March 2011 Improves compatibility with webpages with transition effects. Fixes an issue that caused webpages to print with incorrect layouts. Fixes an issue that prevented HTML5 video from playing on YouTube
YouTube
YouTube is a video-sharing website, created by three former PayPal employees in February 2005, on which users can upload, view and share videos....

. Fixes an issue that caused content to display incorrectly on webpages with plug-ins.
5.0.5 533.21.1 14 April 2011 Security update.
5.1 534.50 20 July 2011 Introduces support for full-screen webpages, media caching, MathML, Web Open Font Format, CSS3 Auto-hyphenation, CSS3 Vertical Text, and CSS3 Text Emphasis. Extension support for popovers, menus, new event classes, and Reader interaction.
5.1.1 534.51.22 12 October 2011 Adds support for iCloud
ICloud
iCloud is a cloud storage and cloud computing service from Apple Inc. announced on June 6, 2011 at the Apple Worldwide Developers Conference . The service allows users to store data such as music files on remote computer servers for download to multiple devices such as iPhones, iPods, iPads, and...

 syncing of bookmarks and Reading List. Improves JavaScript performance. Contains improvements to performance, stability, usability, compatibility, accessibility, and security.
5.1.2 534.52.7 29 November 2011 Improves stability. Addresses issues with hangs, excessive memory usage, and white flashes within webpages. Allows PDFs to be displayed within web content.

iOS

External links

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