After 2 years of development and over 20,000 man hours, the final release date of VistaDB 3.0 has been set for Feb. 24th, 2007. Key features include truly embedded SQL database for .NET, Compact Framework and Mono, small 600KB footprint, 100% managed and verfiably typesafe architecture, developed in C#, SQL Server 2005 compatible data types and T-SQL syntax support and royalty free distribution.

http://www.vistadb.net/blog/?p=18