The reason why many people still prefer Mozzila’s Firefox over Chrome or Opera is the huge variety of add-ons that ad or change features on the browser. Google has already launched the Chrome’s extensions, but it’s just today that Opera adopts the long awaited in-browser apps.
The new Opera 11 looks much like the latest Google Chrome, especially when you add some extensions around the address bar. In addition to that, Opera 11 raises the speed once again and tweaks the mail panel and the bookmark manager.
Opera 11 Alpha
You can get the Opera 11 Alpha right here. The developers are welcomed to start building extensions, but first you may want to check the dedicated tutorial.