Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# using SDL and OpenGL. Runs on Windows, Linux, *BSD and Mac OS X.

Simple REST and HTTP API Client for .NET

Lightweight, low-ceremony, framework for building HTTP based services on .Net and Mono

A cross-platform .NET library for IMAP, POP3, and SMTP.

Simple, powerful, cross-platform SQLite client and ORM for .NET

The Official C# .NET Driver for MongoDB

An asynchronous, persistent key-value store created for writing desktop and mobile applications, based on SQLite3. Akavache is great for both storing important data as well as cached local data tha…

A small, happy, dynamic MicroORM for .NET that will love you forever.

Fluent NHibernate!

A persistence agnostic Event Store for .NET

Command line tracing tool for Windows, based on ETW.

It's like ClickOnce but Works™

S#arp Architecture: ASP.NET MVC Best Practices with NHibernate

Extended Process Monitor-like tool based on Event Tracing for Windows

Manos is an easy to use, easy to test, high performance web application framework that stays out of your way and makes your life ridiculously simple.

Inbox2 deskop client

Client Library for the Dropbox API

A collection of libraries and demos for WPF, Silverlight, and Windows Phone 7.

Sample code for the Model-Based Machine Learning book.

A lightweight event aggregator/messenger for loosely coupled communication.

A C# wrapper for the Ghostscript library (1.1)

Utility class packages used at Stack Exchange...but on NuGet!

Cassia is a .NET library for accessing the native Windows Remote Desktop Services API (formerly the Terminal Services API).

Content Security Policy rule collector extension for Fiddler

Cognitive Search Question Answering Solution Accelerator

DllExport Utility

Version 2 of Yammer.NET

Fluent Interface for WPF

adding behavior to the dot operator in .NET

A collection of odds and ends from ASP.NET MVC projects.