Projects

MySQL

MySQL, the most popular Open Source SQL database management system, is developed, distributed, and supported by Oracle Corporation.

PostgreSQL Database Server

PostgreSQL is a powerful, open source relational database system. It has more than 15 years of active development and a proven architecture that has earned it a strong reputation for reliability, data integrity, and correctness. It runs on all major operating systems, including Linux, UNIX (AIX ... [More] , BSD, HP-UX, SGI IRIX, Mac OS X, Solaris, Tru64), and Windows. [Less]

SQLite

SQLite is a small C library that implements a self-contained, embeddable, zero-configuration SQL database engine. Implements most of SQL92 and ACID (atomic, consistent, isolated, and durable) transactions; no setup or administration needed.

NHibernate

NHibernate is a port of Hibernate Core for Java to the .NET Framework. It handles persisting plain .NET objects to and from an underlying relational database. Given an XML description of your entities and relationships, NHibernate automatically generates SQL for loading and storing the objects. ... [More] Optionally, you can describe your mapping metadata with attributes in your source code. [Less]

DBI

The DBI module enables your Perl applications to access multiple database types transparently. You can connect to a large number of databases, including MySQL, MSSQL, Oracle, Informix, Sybase, ODBC etc. without having to know the different underlying interfaces of each. The API defined by DBI will work on all these database types and many more.

HyperSQL Database Engine

hsqldb is a relational database engine written in Java with a JDBC driver that supports a subset of ANSI SQL:1999. It offers a small, fast database engine. Embedded and server modes are available. It includes tools such as a minimal Web server, in-memory query and management tools (which can be run ... [More] as applets or servlets, too), a test framework, PHP compatibility, Eclipse and NetBeans IDE compatibility, and a number of demonstration examples. [Less]

PostGIS

claimed by OSGeo - The Open Source Geospatial Foundation

PostGIS is a spatial database extension for PostgreSQL. PostGIS complies with the OpenGIS "Simple Features for SQL" specification, and provides high-performance spatial SQL access to GIS objects in the database.

Apache Derby

claimed by Apache Software Foundation

Apache Derby, an Apache DB subproject, is a relational database implemented entirely in Java. Some key advantages include a small footprint ( about 2 megabytes for the base engine and embedded JDBC driver) and being based on the Java, JDBC, and SQL standards. Derby provides an embedded JDBC ... [More] driver that lets you embed Derby in any Java-based solution. It also supports the more familiar client/server mode with the Derby Network Client JDBC driver and Derby Network Server. Derby is easy to install, deploy, and use. Derby is also distributed as IBM Cloudscape and Sun Java DB. [Less]

Calligra Suite

claimed by KDE

Calligra Suite is a free, integrated graphic art, work & management applications suite, made with Qt & KDE libraries, running on Linux Desktops, Windows, OS X and mobile phones. It includes: Words – for word processing Sheets – for spreadsheeting Stage – for doing presentations ... [More] Kexi – for creating databases and applications Flow – for flowcharting and diagramming Karbon – for vector drawing Krita – for layered pixel image manipulation and painting Plan – for integrated project management and planning Braindump – for dumping and organizing all kind of content Additionally: calligraconverter – commandline tool for conversion between ODF and others formats, e.g. MS ones Plugin for KDE filesystem thumbnailing Plugin for the document viewer Okular to support ODP files [Less]

Firebird

Firebird is a relational database offering many ANSI/ISO SQL standard features that runs on Linux, Windows, and a variety of Unix platforms. Firebird offers excellent concurrency, high performance, and powerful language support for stored procedures and triggers. It has been used in production ... [More] systems, under a variety of names, since 1981. Firebird is a commercially independent project of C++ programmers, technical advisors and supporters developing and enhancing a multi-platform relational database management system based on the source code released by Inprise Corp (now known as Borland Software Corp) on 25 July, 2000. Join the Firebird Foundation The software is completely free of any registration, licensing or deployment fees. It may be deployed freely for use with any third-party [Less]