.NET Image Tools
.NET Micro Framework
ANTLR C# grammar
AsmHighlighter - x86 ASM Syntax Highlighting AddIn for Visual Studio
Assembly Analyzer
Caliburn: A Client Framework for WPF and Silverlight
Coding4Fun's ScriptTD
Common Compiler Infrastructure - Code and AST components
DirectShow for Silverlight
DnDns and PocketDnDns - A .NET DNS Client Resolver Library
Farseer Physics Engine
Funq: a fast DI container you can understand
HTML 2 RTB XAML
Html Agility Pack
ILCalc: Arithmetical Expressions Evaluator
Install Key
Json.NET
Jurassic - A Javascript Compiler for .NET
MailSystem.NET
MDownloader