Iristyle

.NET Zen Linq Extensions
51Degrees.mobi - Mobile Device Detection and Redirection
ASP.NET
ASP.NET WebSocket & Comet Ajax Library (Reverse Ajax - Server Push)
ASP.NET Wiki Control
AutoFixture
AutoMapper
AvalonDock
BeyondPod for Windows Mobile
Build Version Increment Add-In Visual Studio
Calcium: A modular cross-platform application toolset
Chirpy - VS Add In For Handling Js, Css, DotLess, and T4 Files
Clog: Client Logging for .NET
Clone Detective for Visual Studio
CommonServiceLocator
Compare .NET Objects
Configuration Section Designer
Coproject - rich project management
Core Configurator 2.0 (Windows Server 2008 R2)
CouchDB.NET