The powerhouse word processor featuring the new XML-based format ( .docx ) and the Fluent User Interface (Ribbon).
Microsoft InfoPath for structured data collection. The Ribbon User Interface
: A new tool for creating professional, editable graphics and diagrams directly within Word, Excel, and PowerPoint. Full Enterprise Application List
Replaced traditional drop-down menus with a visual, tabbed toolbar.
Expanded spreadsheet capacities to over 1 million rows and 16,000 columns. It also introduced conditional formatting overhauls and easier formula auditing.