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.
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
Write freely in your Facebook wall, blog or Web mail. Opera 10 alpha
underlines any misspelled words so you can express yourself without
Opera 10 alpha makes it easier than ever to stay up to date with the
E-mail your way:
Depending on your personality or mood, use full HTML formatting or
just plain text in your e-mails. Either way Opera Mail has your back.
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.