BlackMael

AJAX Control Toolkit
BI Monkey SSIS ETL Framework
BugTracker.NET
Chirpy - VS Add In For Handling Js, Css, DotLess, and T4 Files
ClosedXML - The easy way to OpenXML
Craig's Utility Library
DbDeploy.net 2 - Database Deploy for .net
DBDocumenter
DotNetZip Library
Entity Framework Query Visualizer
ETL Framework
Event Scavenger
Excel Data Reader - Read Excel files in .NET
ExtremeML
Facebook C# SDK
IronPython
jQuery ASP.Net MVC Controls
LaxCraft
Log Scrubber
Microsoft Ajax Minifier