Microsoft also positions Office as a development platform for line-of-business software under the Office Business Applications brand.

Over the years, Office applications have grown substantially closer with shared features such as a common spell checker, OLE data integration and Microsoft Visual Basic for Applications scripting language. First version of Office contained Microsoft Word, Microsoft Excel and Microsoft PowerPoint.is an office suite of desktop applications, servers and services for the Microsoft Windows and Mac OS X operating systems, introduced by Microsoft on August 1, 1989.Microsoft Office Introduction to Microsoft Office Desktop applications Server applications Web Services Common features File formats and metadata Supported operating systems Version history FORM TWODESKTOP APPLICATIONS MICROSOFT WORD MICROSOFT POWERPOINT MICROSOFT EXCEL