smakhtin 

Emgu CV is a cross platform .Net wrapper to the OpenCV image processing library. Allowing OpenCV functions to be called from .NET compatible languages such as C#, VB, VC++, IronPython etc. The wrapper can be compiled in Mono and run on Windows, Linux, Mac OS X, iPhone, iPad and Android devices.

FreeImage is an Open Source library project for developers who would like to support popular graphics image formats like PNG, BMP, JPEG, TIFF and others as needed by today's multimedia applications. FreeImage is easy to use, fast, multithreading safe, compatible with all 32-bit or 64-bit versions of... More information

The VVVV Plugin Interfaces Library

Canon EOS SDK.

Interfaces to control Blackmagic DeckLink cards.

Multiple camera support for PS3eye cameras via Code Laboratories driver.

A .NET wrapper for Theo Watson's videoInput library.

Capture and control OptiTrack cameras.

Capture and control Ximea cameras.

Small utilities wrapper for SlimDX / Direct3D11

DirectX11 Rendering within vvvv

Utils for working with geo data in VL

Json.NET based JSON parser with JSON Path support

Markov chain generator for VL based on Markov C# library