Firebird server, client and tools
A powerful, cross platform, SQL database system
Automatic SQL injection and database takeover tool
Main Liquibase Source
A type-safe, non-TH Haskell SQL library and ORM
FlameRobin is a management GUI for Firebird
Database components for Delphi, FreePascal/Lazarus, Kylix, C++ Builder
Database management in a single PHP file
Pentaho offers comprehensive data integration and analytics platform.
Database Replication, Filtered Synchronization, and Transformation
From Ancestrologie GPL, Freelogy and André Langlet Projects
BPM from EADS W4 Express BPM Engine
Database Subsetter and Relational Data Browser
SQLObject is a Python ORM.
A free COBOL compiler
Free Open Source Reporting tool for .NET