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Opera Dragonfly on the prowl

May 6, 2008

Opera releases fierce bug predator in alpha version of developer tools

Oslo, Norway - May 6, 2008

Much to the dismay of bugs lurking within pages ofthe World Wide Web, Opera Software today unmercifully unleashed the anticipatedOpera Dragonfly. True to Opera's embodiment of One Web, the developer tools withOpera Dragonfly will debug Web pages, Widgets and Web applications on anydevice. Opera Dragonfly is firstly available in Opera 9.5 beta 2. Today's alpharelease will upgrade automatically and includes a JavaScript Debugger, DOM andCSS Inspectors, Error Console and Command Line. To test Opera Dragonfly,download Opera 9.5 beta 2 from, launch thebrowser and go to Tools/Advanced/Developer Tools.

"At Opera we"ve always believed there should only be One Web, accessible fromany device. This One Web must be built on open Web standards, enabling the samedegree of innovation to happen on mobile and devices as on desktop," saysChristen Krogh, Chief Development Officer, Opera Software. "With OperaDragonfly we take an important step toward our vision by providing Webdevelopers with the tools to unify both development and experiences acrossdevices."

Features in Opera Dragonfly alpha include:

Remote debugDebug pages whether they are on your computer or a separate, supported device.Opera Dragonfly can remotely connect to computers and devices running asupported version of Opera.Auto updateOpera Dragonfly is a new breed of hybrid application: part desktop application, part Web application. It resides in local persistent storage without any server-side processing, yet instantly updates when a new version is released - just like your favorite Web sites.Open and freeOpera Dragonfly's source code is released under the BSD license, making the codeitself available for inspection and reuse.DOM InspectorView source isn"t much use if you use DOM Scripting to alter the DOM. Opera Dragonfly allows you to inspect the updated DOM and all its properties. Support for editing the DOM will follow.CSS InspectorCheck out what CSS rules apply to which element, and what rules are inherited orset by browser defaults. Overridden rules are highlighted so you can see whatstyles are or aren"t applied. Support for editing CSS rules will follow.JavaScript DebuggerOpera Dragonfly's full-featured JavaScript debugger enhances user ability tobuild sophisticated Ajax applications. Step through your code line by line,setting break points along the way. This allows you to make sure yourapplication and scripts are acting as you designed them. Error Console and Command LineAn advanced error console allows you to see, filter and log any errors in yourscripts, pointing to the exact position the error occurred. Use this incombination with the other tools to hunt down and fix your site's bugs.

Be heard

Opera Dragonfly is still in the early stages of development. In order to make Opera Dragonfly fit the needs of Web designers and developers, we invite your feedback. Learn more and share your thoughts at:

About Opera

Opera enables more than 350 million internet consumers worldwide to connect with the content and services that matter most to them. Opera also helps publishers monetize their content through advertising and advertisers reach the audiences that build value for their businesses, capitalizing on a global consumer audience reach that exceeds 1 billion.

Opera is a trademark of Opera Software AS.