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Opera extensions: options page
By Chris Mills · Monday, November 22, 2010 23
This article details how to use a new feature of Opera extensions called the options page. This is a page in the extension containing preferences the user can set, defined in an options.html file in the root of the extension zip. Read more…
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Opera extensions developer workflow
By Andreas Bovens · Monday, November 22, 2010 141
In this short article, we’ll look at the developer workflow to create extensions, give some tips for extension development, and point out a couple of caveats. It also features text and a video explaining developer mode. Read more…
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Introducing Web Sockets
By Bruce Lawson · Monday, November 22, 2010 3
The beta release of Opera 11 debuts our support for Web Sockets. In this article we will explain the background to Web Sockets, show why it is a cool feature, and give you some simple usage examples to get you up to speed. Read more…
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A more accessible HTML5 <video> player
By Ionut Colceriu · Thursday, November 11, 2010 44
Cristian returns this week with another detailed look at custom HTML5 Read more…
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A CSS-only scrollable timeline, Part 2
By Ivan Ivanov · Wednesday, November 3, 2010 1
Part 2 of Alexander Futekov's series shows how to spice up your horizontally scrolling timelines, with some interesting usage of CSS3 and improved cross-browser compatibility. Read more…
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Gentle introduction to OAuth
By Cosimo Streppone · Wednesday, November 3, 2010 2
In this article, we give you a gentle but detailed introduction to OAuth, including how it works, what it means to both end users and developers, and some examples of how Opera has made use of it. Read more…
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Opera extension code examples
By Daniel Davis · Friday, October 29, 2010 14
Many people find it easier to learn by example, so here are some snippets of code that create Opera extensions with basic functionality. Depending on what you'd like to create, you can choose one or more of these examples to use as the basis for your own extension. Read more…
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Opera extensions: messaging
By Shwetank Dixit · Wednesday, October 27, 2010 7
With extensions, you have the ability to create and add exciting new functionality to the Opera desktop browser. As mentioned in other articles, Opera extensions contain a background script, an injected script, and sometimes popup script too. In this article, we will take a look at how to pass data between all three. Read more…