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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 Dragonfly 入門 (Japanese)
By Chris Mills · 15 May, 2008
Opera Dragonfly は Opera の提供する全く新しいウェブ開発ツールです。この記事は Opera Dragonfly について解説しています。
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File I/O API for widgets
By Opera Software · 15 May, 2008
This new API provides you with functionality needed to access data on the desktop from widgets, providing powerful hybrid web/desktop capabilities.
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Opera Dragonfly Architecture
By hansst · 6 May, 2008
In this article, Hans S. Tommerholt covers the architecture of Opera Dragonfly in detail.
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Introduction to Opera Dragonfly
By Chris Mills · 6 May, 2008
In this article, Chris Mills gives you the lowdown on Opera's exciting new developer tools release - Opera Dragonfly - revealing how to use it, and what all the parts of the application do. This is an alpha version, so let us know what you think!
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How to make a Voice controlled SVG game
By Mihai Sucan · 2 May, 2008
In this article, Mihai Sucan gives us the lowdown on one of his interesting new game experiments - an SVG-based game controlled using VoiceXML.
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The first working draft of HTML 5 is here!
By Anne van Kesteren · 23 Jan, 2008
The first working draft of HTML 5 is here! In this article, Anne van Kesteren takes a look at t...
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Progressive Enhancement with CSS 3: A better experience for modern browsers
By Peter Gasston · 9 Jan, 2008
In this article, Peter Gasston of css3.info blazes through some neat ways of progressively enha...
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The seven rules of unobtrusive JavaScript
By Christian Heilmann · 19 Dec, 2007
Reproduced with permission from Christian's wait-till-i.com developer resource/blog site, this...
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Progressive Enhancement and the Yahoo! User Interface Library (YUI)
By Christian Heilmann · 27 Sep, 2007
As a web developer, you'll know exactly how annoying it can be getting your sites to work consi...
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Using animateMotion in SVG
By DesertDawg · 19 Jan, 2007
SVG takes to the sky. This overview shows an example with variations on how to move heavenly ob...
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Efficient JavaScript
By Mark 'Tarquin' Wilton-Jones · 2 Nov, 2006
As Web pages become more like applications, the performance of scripts is having a bigger effec...
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