A hedge fund has reportedly acquired a stake in Microsoft; a move that could cause headaches for Steve Ballmer

OX Text respects file formats, says Frank Hoberg, co-founder of Open Xchange

Microsoft has performed an abrupt u-turn over its restrictive licensing policy for Office 2013

Open source Apache OpenOffice is worth £13m a day based on the number of average daily downloads

Apple iPad users can now open and edit Microsoft Office documents on their tablets, thanks to the Quickoffice app

The fees row between Apple and Microsoft is causing worry about a potential appearance of MS Office for iOS

Microsoft will finally release Office for Android as well as Apple's iPhone and iPad devices early next year, according to a report

Google is reportedly close to a £550m deal that will see it base its UK headquarters in Kings Cross, London

From next month, Google Apps will be unable to export files into .doc, .xls and .ppt

How well do you know the most popular software suite in the world?