SAP Replication Server - SAP Replication Server enables data is always where the user need it to be and provides the high-performance, secure, and reliable delivery of data across the enterprise.
Open DBDiff - A database comparison tool for Microsoft SQL Server 2005+ that reports schema differences and...
MIMIX - Database Management
Redgate SQL Data Compare - Use Redgate SQL Data Compare to compare and synchronize static, lookup, and reference data in your SQL Server database - try it free
Informatica Enterprise Data Integration - Learn how Informatica's data integration products integrate all of your data and applications, in batch or real time.
a7 SqlTools - Tools for MS Sql management with search, explore and comparison functionality.