Just two days after firefox 12 launch, today firefox has released the public beta version of their upcoming stable version of web browser which is pre-planned to released on June 5, 2012. Firefox 13 Beta is available for Windows, Mac and Linux.
Firefox 13 Beta comes with several modifications, So below are the list:-
Mozilla updated their default home page and added several options for quickly access Downloads Table, Bookmarks, History, Add-ons, Sync and Settings options.
New Tab Page:-
Now in firefox 13 Beta, when you opened a new tab than is show the thumbnails of most visited web-site. Previously this features was planned to added into firefox 12 but it was not ready so pushed this features to the next released version.
Automatic Session Restore with Tabs on Demand:-
Mozilla also added Restore Previous Session options on home page, so when you wish to open you last time opened tabs then click on it and it opens all tabs which are opened in your last session.
Mozilla also fixed the smooth scrolling, the SPDY protocol which is enabled from the get-go, experimental support for ECMAScript 6 Map and Set objects
Download Mozilla Firefox 13 Beta from here