Check out the new ASP.NET wiki for a ton of resources on asp.net. Being a wiki, everyone can contribute so go ahead and give it a whirl! http://wiki.asp.net/

If you are looking for a Wiki but having trouble choosing an engine, have a look here

DotNet Ajax Frameworks Wiki

An easy to follow tutorial on the C#.NET language. This is a beginner tutorial for someone with little programming experience. It will have short and easy to understand examples that will walk the reader through the code. After reading the tutorial you will understand basic programming concepts

Nuff said.

Its GPL'd, built on .NET 2.0, does not require SQL Server 2005, works in a medium trust enviroment (that means that you hosted types can use it!) and has many other features which are listed here...

"This is an improvement over the previous "wiki" they had setup but that effort wasn't quite optimal. The old wiki was closed to the public and only contained a handful of canned pages. In any case, the new one is out in the open and ready to go. So if you're a consumer or contributor...

What is TWiki? TWiki Release 4.1.1 Welcome to TWiki, a flexible, powerful, and easy to use enterprise wiki, enterprise collaboration platform and knowledge management system. It is a Structured Wiki, typically used to run a project development space, a document management system, a knowledge bas...

This month marks the one year anniversary of C# Online .NET—the free online C# and .NET encyclopedia which anyone can edit. Read about their progress and milestones..

Learn to create and debug a simple Sequential workflow and State Machine workflow in Windows Worklow Foundation (WF). Excerpt: This chapter will show you the code that’s generated when a new workflow project is created, as well as demonstrate how workflow and activities are created as classes. After...

There's a new wiki on Channel9 dedicated to WPF development

This release contains Work Item Tracking, Project Forums, Release Management, Subversion Wiki, Browse Source Code. Screenshots available. SharpForge supports collaborative development and the management of multiple software projects. Similar to SourceForge or CodePlex but for your own team or org...

"Quite some time ago I found out MSDN was moving towards a community content driven approach. A wiki style approach to the vast tome of knowledge known to us as the MSDN Library. This was a good move and I wanted to see it blast off as soon as possible. However the implementation has been somew...

MSDN recently added Wiki functionality to the portion of the site dealing with Visual Studio 2005 and .NET Framework 2.0. This already looks like it is going to be a great resource - at the time of this post, there were almost 1000 topics with Community Content from over 300 contributors.