...Web-based SQL client that can connect to any number of databases using JDBC. Provides a clean, simple and fast interface using HTML and Javascript to make it very easy to run common SQL queries. Faster than your average Swing-based client
Vela is a Open Source SQL and PL/SQL client software for Oracle database with a graphical user interface developed using Java Swing. It is a Front-End tool for a Oracle developer. It supports most of the common developer tasks.