Opera 10 Alpha

Updated engine

Opera Presto 2.2 is the newest rendering engine for the Opera browser. It provides significant improvements in speed, performance and security.

30% Faster on the real Web

We optimized the Opera Presto 2.2 engine to be much faster on resource intensive pages such as Gmail and Facebook.

Great-looking standards

With an Acid3 100/100 score, Web Fonts support, RGBA/HSLA color and SVG improvements, Opera 10 alpha is ready for the next generation of Web applications.

Web Developers, get ready

The new Opera Presto 2.2 engine in Opera 10 alpha supports all the features you need to start developing the next great Web site.

Web Fonts and SVG

Typography on the Web will never look the same. With the Opera Presto 2.2 engine, you can use Web Fonts -including SVG font files- on your Web pages.

Opacity through RGBA and HSLA

Transparency is the new black. In Opera Presto 2.2 it is easier to make page elements transparent, with the addition of an alpha transparency argument to the RGB and HSL color models.

Opera Dragonfly evolved

Opera Dragonfly is now even better for debugging Web sites, allowing you to edit the DOM and inspect HTTP headers.

Download Opera 10 Alpha 1