Bugzilla is the leading open-source/free software bug tracking system, with high-profile installations at mozilla.org, GNOME, Red Hat, and NASA, among others. It features a comprehensive set of fields, attachment management, inter-bug dependencies, email notification of changes, a powerful query interface, reporting, and Web, XML, email, and console interfaces. It can be managed entirely using a Web-based UI. The user UI is customizable using templates.
iSQL(IndependentSQL)-Viewer is a JDBC 2.0-compliant application that can take advantage of platform features such as transactions, running batch modes, and database abstraction. Even in heterogeneous database environments, it supports all database platforms with a JDBC 2.0-compliant driver, such as PostgreSQL, MySQL, and Oracle. It provides a variety of tools to carry out both simple and complex database activities.