ADAL (Automatic Database Access Layer) creates VB.NET classes and SQL Server 2000 stored procedures (optional) that remove a lot of the redundant data access code required when building a new .NET application.
A Mapping generator for NHibernate (NH) via FluentNH and NH.Burrows. Generate source code in C# to access MySql or SQL Server dbs. VB.Net may be supported eventually. See Develop > News menu for updates and release notes.