Articles:

• Network Service Discovery API support in Opera

  Tuesday, October 23, 2012

• Opera TV Store app templates

  Wednesday, June 20, 2012

• Playing with HTML5 video & getUserMedia support

  Wednesday, October 19, 2011

• Tweaking spatial navigation for TV browsing

  Monday, July 25, 2011

• Cookie-sharing in Opera extensions

  Friday, June 24, 2011

• Creating Opera Speed Dial Extensions

  Tuesday, May 3, 2011

• Accessing an Opera extension's background process

  Tuesday, April 12, 2011

• Site blocking with Opera’s URL Filter API

  Friday, March 11, 2011

• Opera extensions prototypes for modifying CSS

  Wednesday, December 15, 2010

• Opera Mini Widgets: an introductory tutorial

  Wednesday, December 1, 2010

• Opera extension code examples

  Friday, October 29, 2010

• Hands-on tutorial: building an Opera extension

  Thursday, October 21, 2010

• Converting UserJS to Opera Extensions

  Thursday, October 21, 2010

• Web Workers rise up!

  Thursday, July 1, 2010

• Opera Mobile 10 developer’s introduction

  Tuesday, March 16, 2010

• A developer’s look at Opera Mini 5

  Tuesday, March 16, 2010

• Opera Widgets Style Guide

  Monday, March 1, 2010

• Opera Mobile 10 beta 2 developer’s introduction

  Wednesday, December 2, 2009

• Opera Unite developer’s primer — revisited

  Wednesday, October 14, 2009

• Seven Web Fonts showcases

  Tuesday, September 1, 2009