These are .NET / UWP based. You didn't specifically say Android apart from the Tag, but in any case they might be helpful to you still, since a lot of the code lower level is the same still:
Philips-Hue-to-AllJoyn Bridge https://github.com/dotMorten/AllJoynPhilipsHueDSB
AllJoyn Device Simulator (for simulating various devices, also available in the Windows Store): https://github.com/dotMorten/AllJoynDeviceSimulator
Lighting Controller Framework implementation (Light scenes, groups etc): https://github.com/dotMorten/AllJoynLightingController
.NET Client Library(this includes app for interacting with devices which you can also get in the Windows Store, and is useful for testing services): https://github.com/dotMorten/AllJoynClientLib
Ecobee-to-AllJoyn Bridge: https://github.com/dotMorten/AllJoynEcobeeDSB
AllJoyn.NET/Xamarin Wrapper around the C SDK: Supports Xamarin, including Android: https://github.com/dotMorten/AllJoynDotNet