SQL Diagnostic Manager - Predict database performance issues before they happen. SQL Diagnostic Manager for SQL helps you optimize your database performance both on-premises and in the cloud.
Open DBDiff - A database comparison tool for Microsoft SQL Server 2005+ that reports schema differences and...
DBeaver - DBeaver - Universal Database Manager and SQL Client.
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
Visual Expert - An all-in-one Static Code Analysis + SAST tool for PowerBuilder, Oracle and SQL Server
a7 SqlTools - Tools for MS Sql management with search, explore and comparison functionality.