phpMyAdmin - phpMyAdmin is a tool written in PHP intended to handle the administration of MySQL over the Web.
SQL School - Data analysts training data analysts
Adminer - Adminer (formerly phpMinAdmin) is a full-featured database management tool written in PHP.
Vty - Database Manager for Mysql, written with Php.
DrawSQL - Easy database diagrams. Create, visualize and collaborate on your database entity relationship diagrams.
dbMonitor - dbMonitor performs per-component tracing of commit, rollback, SQL statement execute, creating/destroying components, connection pooling events, etc.