In past Microsoft Office 2010 Technical Preview was leaked twice and two days back Office 2010 Beta was made available to TechNet and MSDN subscribers. There were some rumors of Microsoft may allow Office 2010 beta for Public download. Well the rumors were true and the first public beta of Office 2010 is available for download.
The first public beta of Office 2010 is Microsoft Office Professional Plus 2010 edition which includes Word, Excel, Outlook, PowerPoint, OneNote & also Publisher & InfoPath 2010.
Download Office 2010 Professional Plus Beta
Office 2010 beta is set to expiry on October 2010 and requires online activation. The size of Office 2010 Beta 32-bit & 64-bit installer is around 700 MB.