MySQL - The world's most popular open source database
JasperReports - JasperReports Server is a stand-alone and embeddable reporting server.
PostgreSQL - PostgreSQL is a powerful, open source object-relational database system.
Crystal Reports - Save up to 25% when you buy or upgrade. Discover SAP Crystal Reports to take control of complex data and monitor business performance to achieve results.
SQLite - SQLite Home Page
LimeReport - LimeReport is a Qt based Report Generator Engine