At its Ignite conference, Microsoft today announced an update to Excel that brings a new JavaScript API to the venerable spreadsheet app. With this new API, developers will be able to create custom ...

Using data from Excel Web with JavaScript; explanations from the new Excel Mashup site The desktop Office apps have been connecting to Office servers for years now, from the original Project ...

Microsoft is opening up Excel to developers with a new JavaScript API. It will let developers use custom data types like images, cards, and arrays.