Interesting CodePlex Tools

ASP.NET Add-in for best practices analyzer : http://www.codeplex.com/Wiki/View.aspx?ProjectName=BPAEngine

Tool to show useful information about an assembly when right clicking on it  (Debug or release, Version, public token, etc.) : http://www.codeplex.com/AssemblyInformation

Patterns and Practices guidance explorer: http://www.codeplex.com/guidanceExplorer

Patterns and Practices SharePoint guidance:http://spg.codeplex.com/

Tool to visualize the project dependencies in a solution: http://www.codeplex.com/dependencyvisualizer

SharePoint over flow

http://www.sharepointoverflow.com has been launched. It is a sort of stackoverflow site but just for SharePoint technologies