DbNinja

Web-based application for secure and efficient management of MySQL database servers

Adminer

Adminer (formerly phpMinAdmin) is a full-featured database management tool written in PHP.

DBeaver - Universal Database Manager and SQL Client.

DbSchema - ER Diagram & SQL Database Tool

HeidiSQL is a powerful and easy client for MySQL, MariaDB, Microsoft SQL Server and PostgreSQL. Open source and entirely free to use.

MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.

MySQLDumper is a PHP and Perl based tool for backing up MySQL databases.

PHP web application that will help you insert and update stuff in your MySQL Database.

For SQLite what phpMyAdmin is for MySQL - the perfect administration tool

World’s most advanced online database engine. Build powerful online databases with simple Excel style online interface.

MySQL database management for Mac OS X

Toad for MySQL is a freeware development tool that enables you to quickly and efficiently create…

FREE native database manager for SQLite, MySQL, PostgreSQL, SQL Server and Valentina DB.

dbForge Studio for MySQL is a universal GUI tool for MySQL and MariaDB database administration, development, and management.

phpMyAdmin is a tool written in PHP intended to handle the administration of MySQL over the Web.