Data Copy tool for SQL Server and Oracle
SQLight is freeware SQLite database manager tool for Mac OSX.
Web-based Visual Query Designer is a tool for generating SQL queries.
QDepo - formerly known as TPDA - Query Repository Tool
Administration tool for JEE applications
Automatic SQL Injection Exploitation Tool
PHP MySQL DatabaseInterface is a tool for generating MySQL statements.
A Desktop GUI for MySQL
A UI tool for any database