Free Software :: Databases

Database Software & News Portals

• OSBD ("Open Source Database Benchmark") (cvs) (ml) (forum)
• SourceForge Database Projects
• FreshMeat Database Projects

Database Engines

• SQLite (Embedded database system library, which is mostly SQL92 compliant. License: none, it is public domain.) (cvs) (ml)
• Berkeley DB (Embedded database system library. License: BSD-style with source requirement)
• PostgreSQL (Mostly SQL92 compliant RDBMS. License: BSD-style) (cvs) (ml) (GBorg portal for PostgreSQL related projects) (Autodoc tool to create XML/HTML/Dot documentation from a database structure) (my2pg Perl script to convert a MySQL database dump into a PostgreSQL database. my2pg is included with the PostgreSQL package.)
• MySQL (Mostly SQL92 compliant RDBMS) (ml) (forums)
• CouchDB (Distributed document database system with bi-directional replication, which is especially useful for applications using offline data replication.) (forum)
• MaxDB (Mostly SQL92 compliant RDBMS. Previously called SAB SB.) (ml)
• Firebird (Mostly SQL92 compliant RDBMS based on Interbase code. License: InterBase Public License) (cvs) (ml)
• SHSQL (C based embedded SQL database library, which stores data in ASCII text files. License: GPL)
• picoSQL (Mostly SQL92 compliant RDBMS)
• PBL (Embedded database library for C/C++ projects. License: LGPL) (source)
• WB (C library for a disk based sorted associative-array, with an optional interface to the SCM Scheme implementation)
• QDBM (Embedded database library. License: GPL)
• LEAP (Educational RDBMS project. Inactive project.) (cvs) (ml)

Database Abstraction Interfaces

• Yada (C based database independent abstraction layer)
• LibDBI (C based database independent abstraction layer) (cvs) (ml)
• DBI (Perl based database independent abstraction layer) (ml)
• Creole (Database independent abstraction layer for PHP)
• ADOdb (Database independent abstraction layer for PHP and Python) (cvs) (ml) (forum)
• DB-API (Python based database independent abstraction layer) (ml)
• SQLoco (C++ database API based on the Perl DBI interface, currently only with MySQL support. License: BSD-style)
• LibSDB (C database API)
• iODBC (Database independent connectivity framework using the ODBC API) (cvs) (forum)
• unixODBC (Database independent connectivity framework using the ODBC API)
• DBConnect (Database API library, with PostgreSQL, MySQL, Oracle and ODBC support) (forum)
• GQL (C++ database API. Inactive project) (cvs) (ml)
• DBStep (C++ database API. Inactive project)

Database Management Tools

• phpPgAdmin (PHP based PostgreSQL client) (cvs) (ml) (forum)
• pgAdmin (WxWidgets based PostgreSQL client. License: Artistic License) (cvs) (ml)
• phpMyAdmin (PHP based MySQL client) (cvs) (ml)
• MySQL Designer (PHP based MySQL client)
• eSKUeL (PHP based MySQL client)
• QtMyAdmin (Qt based MySQL client)
• ibWebAdmin (PHP based Firebird client) (cvs) (forum)
• SQLView (PHP based tool to view/create RDBMS table structures and manipulate data) (cvs)
• Rekall Revealed (KDE based tool to view/create RDBMS table structures and manipulate data)
• Knoda (KDE/hk_classes based RDBMS client) (ml)
• TOra (KDE based Oracle client) (cvs) (ml)
• GNOME-DB (GNOME based RDBMS client) (cvs) (ml)
• Kexi (KDE based tool to create RDBMS table structures and manipulate data)
• Rekall Revealed (KDE based tool to create RDBMS table structures and manipulate data)
• Knoda (KDE/hk_classes based RDBMS client) (ml)
• TOra (KDE based Oracle client) (cvs) (ml)
• SqlGui (KDE based MySQL client)
• SQLB (SQL Load Balancer which currently supports MySQL, PostgreSQL and Oracle.) (ml)
• db2ssd (Perl script that connects to a database, extracts its structure, and produces a diagram readable by TCM's SSD UML editor toolkit)
• FreeDTS (Free library implementation of the TDS - Tabular DataStream - protocol used by M$ SQL Server and Sybase RDBMS clients) (cvs) (ml)
• DB Browser (Perl/CGI based RDBMS client. Inactive project.) (cvs)
• SQLB (SQL Load Balancer which currently supports MySQL, PostgreSQL and Oracle. Inactive project.) (cvs) (forum)

Database GUI Builder Frameworks

• mySiteMaker (Perl/CGI based web tool for creating web-forms for interfacing with MySQL or PostgreSQL databases) (cvs) (ml)
• Bond ("Building Object Network Databases". C based library for creating database utilizing GUI applications described in XML files.)
• FormEntry (PHP based tool to view/create RDBMS table structures and manipulate data using customized HTML form generation) (cvs)
• hk_classes (C++ based GUI independent library for creating database utilizing applications)