The Manageability team in SQL Server has just released a community technology preview of the SQL Server 2005 Best Practices Analyzer. 

This is a major reworking of the original Best Practices Analyzer for SQL 2000 and provides a host of new features, including support for other SQL services such as Analysis Services.

 You can find it here: http://www.microsoft.com/downloads/details.aspx?FamilyId=DA0531E4-E94C-4991-82FA-F0E3FBD05E63&displaylang=en