MySQL Workbench - MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.
DBeaver - DBeaver - Universal Database Manager and SQL Client.
OpenDBViewer - OpenDBViewer is a simple database explorer for Windows, Linux and Max OS X.
DataGrip - Tool for SQL and databases
Neor Profile SQL - MySQL free GUI tool for profiling SQL queries.
Ocelot GUI - GUI client for MySQL or MariaDB, including debugger - ocelot-inc/ocelotgui