1)   Apex SQL Diff 2005.10
Apex SQL Diff is a server based, high speed database comparison tool that will compare the differences in tables, procedures, views, users etc between two Microsoft SQL Server databases in seconds.

 2)   AccessDiff 3.0.1
Compare Access Databases with AccessDiff. AccessDiff compares objects with the same name between two databases. It also detects missing objects in either the source or destination. The differences can be printed out in a report or exported to Excel.

 3)   Cross-Database Comparator Pro 5.0
Cross-Database Comparator Pro 5.0 is the industry standard tool for comparing and synchronizing the contents of two databases.

 4)   SQL Server Comparison Tool 1.2
SQL Server Comparison Tool is a Windows program for analyzing, comparing and documenting SQL Server databases. It's an ideal tool for Database Administrators (DBA) and Developers. With SCT you can take full control of your databases.

 5)   Cross-Database Converter 5.0
Cross-Database Converter is the most comprehensive and cost-effective conversion tool that allows you to easily migrate data, schema, procedures and other objects between heterogenous databases.

 6)   DBTyP.NET 2008
DBTyP.NET 2008 is high speed intuitive tool for visual cross database comparison and synchronization that performs both, structure and data comparisons of SQL Server, Oracle and MySQL databases.