Asp.net MVC validation framework-xval

Steve Sanderson released an Asp.net MVC validation framework xval on codeplex and wrote a detailed articleArticleThis section describes the xval-a validation framework for ASP. net mvc framework. Xval can combine the authentication mechanism between the client and the server.

Validation with Asp.net MVC, xval & idataerrorinfo: http://schotime.net/blog/index.php/2009/03/05/validation-with-aspnet-mvc-xval-idataerrorinfo/
Integrating xval validation with LINQ-to-SQL: http://schotime.net/blog/index.php/2009/03/31/integrating-xval-validation-with-linq-to-sql/
Using xval with nhib1_validator 1.2: http://weblogs.asp.net/srkirkland/archive/2009/09/29/using-xval-with-nhibernate-validator-1-2.aspx