crutkas 

The Coding4Fun Toolkit has multiple controls and useful items for XAML based applications.

The Coding4Fun Toolkit has multiple controls and useful items such as a GzipWebClient and Audio Recorder for XAML based applications. This is the complete version which includes the network, storage wrappers, controls, and audio helper libraries.

Part of the Coding4Fun Toolkit with only the Audio library. It provides an easy to use wrapper to get audio data from the microphone.

Part of the Coding4Fun Toolkit with only the Storage library. It provides an easy to use wrapper open and save data via serialization.

Part of the Coding4Fun Toolkit for Windows Phone with only the Network library. Items such as a GzipWebClient are in it.

A toolkit for WPF for the Kinect for Windows SDK

Managed Library for Nintendo's Wiimote

A toolkit for WinForm for the Kinect for Windows SDK

Control your LEGO Mindstorms EV3 kit! With this API, you can connect to and control your LEGO EV3 brick over Bluetooth, WiFi, or USB. This project provides libraries that are usable from the Windows desktop, Windows Phone 8, and WinRT (via .NET, WinJS and C++), along with full source code.

ThinkGearNET is a library for easy usage of the Neurosky Mindset headset from .NET .