PHP Mini SQL Admin - Lightweight alternative to heavy phpMyAdmin. Extremely small (~30Kb) standalone php script. Easy to Install, simple to use. No SQL knowledge required for basic operations.
MyWebSQL is a web based WYSIWYG Database client written in PHP. It has a simple and intuitive interface with the look and feel of a desktop application, and offers rich features for database management. No installation is needed, just download, extract and you are ready to go. It even has a single file compact version with full functionality, which you can quickly deploy on your server.
Currently MyWebSQL supports working with MySQL, PostgreSQL and SQLite databases.
phpAddEdit is an easy to use, feature rich, menu-driven script that will allow you to generate forms to add and edit content in a MySQL database. Unlike other similar scripts out there, phpAddEdit allows your forms to handle multiple tables.