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Dev Opera is a community resource site where developers can share tips, tricks, extensions and more. This is the place where ideas are born, so contribute today! More in the forums...

Opera Mobile 10 beta developer’s introduction

By Daniel Davis · 3 Nov, 2009

Opera has just released Opera Mobile 10 beta, the latest version of our browser for smartphones. In this article we explore Opera Mobile 10's main features, new standards support and Opera Dragonfly features, and how to optimize sites for mobile.

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Opera Desktop Widgets evolved

By Remigiusz Bondarowicz · 15 Oct, 2009

A preview of where Opera Widgets are heading: in our latest Labs release, Opera Widgets can run independently of the browser and become first-class citizens on Windows, Mac and Linux. This article gives an overview of how to install, run, import and debug widgets in our latest release.

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Opera Unite developer’s primer — revisited

By Hans S. Tømmerholt · 14 Oct, 2009

Opera Unite puts a Web server inside your Opera browser, allowing you to share files and applications with your friends and colleagues directly off your hard drive, and we've just released Opera 10.10 beta, which includes the Opera Unite server! This tutorial shows you how to get started on the road to Opera Unite application development by making a simple Opera Unite blog application.

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Yusef: the Unite Server Framework

By Zi Bin, Cheah · 14 Oct, 2009

The Opera Unite Server framework, “Yusef”, is the foundation of Opera Unite applications bundled with Opera 10.10. It eases the development of Opera Unite applications by providing a set of core features such as access control, templating, secure administration and actions, image resizing and caching, and more.

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A developer’s look at Opera Mini 5 beta

By Chris Mills · 16 Sep, 2009

It’s a great day — Opera Mini 5 beta is now available to download and try out! This article takes you through what’s new in Opera Mini 5 in terms of features and web standards support, and offers some tips for optimizing your web sites for viewing on mobile.

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