Geert

ASP.NET
Cosmos (C# Open Source Managed Operating System)
Dynamic Language Runtime
Expression Blend Printing Add-in
Expression Blend Rasterizer Add-in
F# PowerPack with F# Compiler Source Drops
Farseer Physics Engine
Gardens Point LEX
Gardens Point Parser Generator
Gestalt 1.0: Ruby, Python, and XAML in Your HTML
IronPython
IronRuby
LINQ_Koans
Managed, Native, and COM Interop Team
Microsoft All-In-One Code Framework - a centralized code sample library
MonoGame - Write Once, Play Everywhere
Oxite
Parallel Dwarfs
Parallel Programming with Microsoft .NET
PowerDbg - Automated Debugging using WinDbg and PowerShell