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  • Opera Mobile 10 and the Opera Widgets Mobile Emulator on your desktop

    By Patrick H. Lauke · Thursday, April 22, 2010 8

    Making sure that your site looks great and works exactly as it should in mobile browsers can often be a tedious process. With Opera Mobile 10 for Windows, Linux and Mac we offer a native application that can be run directly from your desktop machine. And with the integrated Opera Widgets Mobile Emulator, developing mobile optimized widgets has never been easier. Read more…

  • The Opera Mobile emulator: Mobile development from the comfort of your desktop

    By Andreas Bovens · Thursday, April 22, 2010 3

    A bit more than a month after the release of Opera Mobile 10 for Windows Mobile and Symbian smartphones, we are happy to announce a special developer version of Opera Mobile 10 for Windows, Mac and Linux. Read more…

  • CSS generated content techniques

    By Divya Manian · Thursday, April 1, 2010 20

    With generated content, developers can easily add decorative text and images to their pages directly via CSS. In this article we look at the basics of CSS generated content and give a few interesting examples of where it can be used. Read more…

  • Replacing <noscript> with accessible, unobtrusive DOM/JavaScript

    By Frank M. Palinkas · Monday, March 29, 2010 7

    In this article, Frank Palinkas presents an accessible, unobtrusive replacement for Read more…

  • Opera Mobile 10 developer’s introduction

    By Daniel Davis · Tuesday, March 16, 2010 124

    Opera has just released Opera Mobile 10 final, the latest version of our browser for high-end phones. In this article we take a look at the browser’s main new features, provide developers with information on making sites mobile-friendly, remote debugging with Opera Dragonfly, and give an overview of Opera Mobile 10’s new standards support. Read more…

  • A developer’s look at Opera Mini 5

    By Daniel Davis · Tuesday, March 16, 2010 120

    It’s a great day — Opera Mini 5 final is now available to download! This article takes you through what’s new in Opera Mini 5 in terms of features and web standards support, and offers some simple tips on making your sites mobile-friendly. Read more…

  • Everything you need to know about HTML5 video and audio

    By Simon Pieters · Wednesday, March 10, 2010 9

    This article builds on our previous HTML5 publications by offering deep coverage of the functionality available in the / API, a detailed reference of and attributes, and guidance on codecs, and creating video/audio suitable for use with these elements. Read more…

  • Framerate control system for JavaScript

    By Javier Degirolmo · Wednesday, March 10, 2010 3

    In this article we explore a reliable JavaScript-based framerate control system for games. The object is designed to be dropped into other JavaScript applications - we'd love to see you make use of it! Read more…

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News and announcements

  • Opera for Android 20 beta released
  • Opera Next 20.0.1387.24 for the Cognoscenti
  • A small update to Opera 19
  • Opera Developer update &#8211; 20.0.1387.16
  • Opera 19 auto update is back again.

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