MySQL
MySQL Notes
Free MySQL Tools
Bear SQL is a free web interface to your MySQL Database. It aims to make managing your database easy. If you're someone with no SQL skills or just want to get the job done simply and easily, Bear SQL is for you.
HeidiSQL is a lightweight, Windows based interface for MySQL databases. It enables you to browse and edit data, create and edit tables, views, procedures, triggers and scheduled events. Also, you can export structure and data either to SQL file, clipboard or to other servers.
SQL ICE is a comprehensive tool to manage all your queries for all your databases in one place - including scheduled batch updates and even reports that are e-mailed to users.
MyDB Studio is a complete collection of powerful tools for MySQL Server administration.
Free & Commercial MySQL Tools
The free version of commercial software is usually gutted of features. I don't recommend these software packages unless you want to try before you buy.
dbForge Studio is a powerful and comprehensive MySQL GUI tool that provides a complete set of instruments for server management and administration.
Jet Profiler for MySQL is a real-time query performance and diagnostics tool for the MySQL database server.