Open Source Database Summit  
   September 23-25, 2001 in Providence, Rhode Island, for developers and IT professionals.
   http://www.osdn.com/conferences/osdb2/

Clip  
   Object oriented, CA-Clipper and Xbase compatible compiler.
   http://www.english.itk.ru/clipper/index.html

Seva Software - ArunaDB  
   Database server written in Ruby that supports tables, indexes, triggers, sequences, views, stored procedures, and transactions.
   http://www.arunadb.com/

Fast DB  
   Main memory object-relational DBMS featuring log-less transaction recovery, tight C++ integration, query language like SQL. Optimized for all data being held in RAM.
   http://www.geocities.com/SiliconValley/Orchard/5802/fastdb.html

The TDB Replication System  
   An open source suite of software that provides a high-performance, replicated, distributed peer-to-peer Unix DBM style database built on TDB.
   http://tdbrepl.inodes.org

Index of Publicly Available Database Software  
   Comprehensive list of research and other free database systems. Also includes some benchmarks. Maintained by ACM SIGMOD.
   http://www.acm.org/sigmod/databaseSoftware/

SourceForge.net Database Foundry  
   Project descriptions, news, guides, forums, and articles.
   http://foundries.sourceforge.net/databases/

Ocelot Computer Services Inc.  
   The Ocelot SQL DBMS adheres closely to the ANSI/ISO SQL standard. The site has software downloads, tutorial information, and reviews of SQL or general DBMS books. [Mozilla and GPL]
   http://www.ocelot.ca

ASP.NET Enterprise Manager  
   Download a web-based, open-source version of Microsoft's Enterprise Manager for SQL Server that can be used to administrate SQL Server and MSDE with a web browser.
   http://www.aspenterprisemanager.com/

Anubisnet  
   Develops open source database (dBASE for Linux and Windows) applications and software for Multimedia (MPaxx, CMMS).
   http://www.anubisnet.de

picoSQL  
   picoSQL is a SQL-based, multi-user, client/server RDBMS, derived from a commercial project [GPL].
   http://www.picosoft.it/picosql/

Backplane, Inc.  
   Available to both open source and corporate developers, Backplane is a replicated, transactional, fault-tolerant relational database core. Currently supported on Linux and FreeBSD.
   http://www.backplane.com

iSQL-VIewer  
   An SQL browser tool that works with any JDBC 2.0 or higher driver. [Open Source, MPL]
   http://isql.sourceforge.net/

OSDB: The Open Source Database Network  
   News, information, and tools related to open source database platforms.
   http://osdb.org

Qt SQL Browser  
   A graphical front end for any ODBC compliant database [GPL]
   http://www.mobiustech.net/qtsql/

RekallRevealed  
   Rekall is an open source database front end, in the style of Microsoft Access. It is built on Qt and KDE and runs on Linux and Windows. Open source drivers available for MySQL, PgSQL and XBase (DB4 via a wrapper library) [GPL]
   http://www.rekallrevealed.org

SiteSure Software  
   Provider of database server software and online catalog programs.[Commercial]
   http://www.sitesuresoft.com

Persistent Data Objects  
   A flexible, lightweight object oriented database system in C++ with an extensible back-end store design. MFC compatible version available. [GPL]
   http://www.geocities.com/brianleeprice/pdo.html

L.A.B. Project - Linux Advanced Business Tools  
   Provides small and medium sized businesses with advanced tools that can be used to build business applications.
   http://www.lab-project.net/

SimpleSQL  
   Download an easy to use database featuring Java and C++ compliance, a transactional server, a server-free SQL component, and a 64-bit portable database file. Site also offers tutorials and installation instructions.
   http://www.simplesql.org

ITTIA  
   Provides small footprint, high performance, and easy-to-use embedded database solutions. Also sells technical support and consulting.
   http://www.ittia.com/

Mneson  
   Pure Ada database including library and tools for persistent graphs of basic values (integer, string, float).
   http://www.liacc.up.pt/~maa/mneson

tdbengine - The turbo database engine  
   tdbengine is a small but powerful RDBMS written in PASCAL. It runs on Linux as well as on Windows machines.
   http://www.tdbengine.org

ChurchInfo Church Database Application  
   ChurchInfo is a php/mySQL database to keep track of people, families, groups, pledges and payments, sunday school classes, etc.
   http://www.churchdb.org

One$DB: Free Java Database  
   One$DB is a free Java database that can be embedded within applications.
   http://www.daffodildb.com/one-dollar-db.html

Web based reporting and query tool  
   ART is a lightweight JAV / J2EE, multiplatform web based query tool and reporting environment. Supports tabular, crosstab, charts, scheduling; data exportable to spreadsheet.
   http://art.sourceforge.net

SQLite  
   C library that implements a self-contained, embeddable, zero-configuration SQL database engine. Linux, Windows.
   http://www.sqlite.org/