Check out!

As you can probably tell from announcements we made at BUILD this week like add-ins for Outlook coming to, new features in our REST APIs like web hooks and search, and new ribbon extensibility in the next version of Outlook; we are serious about investing in Outlook,, the Office 365 Outlook Service, and Exchange to build a powerful unified platform that reaches hundreds of millions of users using web standards like REST, OAuth, JSON, HTML, and JavaScript. 

In addition to all of these investments we wanted to make it even easier for developers to build add-ins and applications that integrate with Outlook and Exchange by creating a single site for the Outlook platform with tutorials, references, support and feedback forums, SDK’s, and helpful tools.  That site is – we encourage you to check it out and give us your feedback.

We are going to be iterating on the content quickly over the upcoming weeks, adding getting started guides, code samples, and useful information on the rollout of the extensibility platform to  So bookmark it and check back often to see what we have added. is an Outlook centric-view on Office extensibility.  If you are interested in the overall Office platform make sure to check out where you will find information on the entire Office platform.