phpMyAdmin - phpMyAdmin is a tool written in PHP intended to handle the administration of MySQL over the Web.
Ragic - World's most advanced online database engine. Build powerful online databases with simple Excel style online interface.
Sypex Dumper - Sypex Dumper [saipeks d?
DbNinja - Web-based application for secure and efficient management of MySQL database servers
MySql Lite Administrator - PHP web application that will help you insert and update stuff in your MySQL Database.
myLittleAdmin - myLittleAdmin is the first web-based management tool specially designed for MS SQL Server.