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 ...

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.

JavaScript isn't replacing Office macros anytime soon, but the Office Web apps (and the SharePoint-based enterprise equivalents) are improving regularly. For users that means simple but useful ...

In the well-established Office Ready-Fire-Aim tradition, Microsoft adds two new “features” that beg to be abused. Details appeared at Build, and the bad guys already have their keyboards primed.

After a relatively short beta, Microsoft today announced that the Excel API -- a way for developers to programmatically use Excel for Office 365 for doing calculations, building dashboards and ...

Microsoft's Excel team takes to Reddit to answer questions and reassure users that yes, you can open up more than one Excel window at the same time.