De final release van versie 12.10 van Opera is verschenen. Deze webbrowser is beschikbaar voor alle belangrijke computerplatforms en voor een groot aantal mobiele besturingssystemen. In versie 12.10 is onder meer de browser sneller geworden, is ondersteuning voor de nieuwste versies van Windows en OS X toegevoegd, en ziet het programma er beter uit op schermen met een heel hoge resolutie. De belangrijkste verbeteringen zijn:
SPDY support:
Faster communication between the browser and the server, using SPDY. Popular sites like Gmail.com and Twitter.com already uses this technology. This is also available via Opera Turbo.
Fullscreen API:
Supporting the new, Fullscreen API.
ICC profiles:
Opera now supports the color management of images using ICC profiles, which gives more vibrant and accurate colors.
Extensions:
Extensions can now be added to Opera's context menus, and extensions can now only be installed from trusted web sites.
Windows 8 support:
Now that Windows 8 is released, it's important to support the latest features, it's now possible to scroll, zoom etc with touch. As a bonus, this also works on Windows 7.
Mountain Lion support:
Mountain Lion users will be able to use the built-in share function using Opera's Share button in the address bar, as well as see Opera notifications in the Notification Center.
Retina on Mac:
Opera on Mac now supports twice the pixel density, which will give much crisper text and with a new skin Opera looks better than ever.
Flexbox:
Opera now supports Flexbox, an easier way to do page layouts.
Prefetch DNS
Opera will now perform a DNS look-up when you hover a link, this can make the link load faster when it's clicked.