ApexSQL Monitor - SQL Server performance monitor - Monitor, detect, and solve SQL Server performance problems on any device
Sql Server Profiler - SQL Server Profiler shows how SQL Server resolves queries internally.
RedGate SQL Monitor - SQL Monitor helps you and your team find issues – before they become problems
Jet Profiler for MySQL - Query profiling tool for the MySQL database server, helps you spot performance bottlenecks, heavy sql queries and most accessed db tables.
Visual Expert - An all-in-one Static Code Analysis + SAST tool for PowerBuilder, Oracle and SQL Server
DataGrip - Tool for SQL and databases