Orleans is the next most popular open source project of the.NET Foundation after CoreCLR/CoreFX/Roslyn. It wascreated in Microsoft Research and is now developed within Microsoft Studios. Orleans has already redefined how modern scalable interactive cloud services and distributed systems should be built by introducing theVirtual Actor model. Orleans has been running in production since 2011 powering high throughput cloud services forHalo Reach, Halo 4, Age of Empires, Skype, Azure Monitoring, and several other Microsoft products. It is a bedrock technology for the cloud services ofHalo 5: Guardians. Since the public preview at Build 2014 and going open source in January 2015 Orleans got used by a significant number of customers ranging from small startups to large enterprises. At the same time, it attracted a group of talented engineers from companies around the globe that have formed a vibrantcommunity around the project. The Orleans core team maintains strong ties with Microsoft Research to keep the stream of innovations going. Come hear how you can leverage Orleans today, what's been recently added to it, what new functionality is coming soon, and about our future plans.