Anubisnet
Develops open source database (dBASE for Linux and Windows) applications and software for Multimedia (MPaxx, CMMS).
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.
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.
ChurchInfo Church Database Application
ChurchInfo is a php/mySQL database to keep track of people, families, groups, pledges and payments, sunday school classes, etc.
Clip
Object oriented, CA-Clipper and Xbase compatible compiler.
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.
Index of Publicly Available Database Software
Comprehensive list of research and other free database systems. Also includes some benchmarks. Maintained by ACM SIGMOD.
iSQL-VIewer
An SQL browser tool that works with any JDBC 2.0 or higher driver. [Open Source, MPL]
ITTIA
Provides small footprint, high performance, and easy-to-use embedded database solutions. Also sells technical support and consulting.
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.
Mneson
Pure Ada database including library and tools for persistent graphs of basic values (integer, string, float).
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]
One$DB: Open Source Database
Free and open source version of Java database Daffodil DB. Available in both network and embedded editions.
Open Source Database Summit
September 23-25, 2001 in Providence, Rhode Island, for developers and IT professionals.
OSDB: The Open Source Database Network
News, information, and tools related to open source database platforms.
Persistent Data Objects
A flexible, lightweight object oriented database system in C++ with an extensible back-end store design. MFC compatible version available. [GPL]
picoSQL
picoSQL is a SQL-based, multi-user, client/server RDBMS, derived from a commercial project [GPL].
Qt SQL Browser
A graphical front end for any ODBC compliant database [GPL]
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]
Seva Software - ArunaDB
Database server written in Ruby that supports tables, indexes, triggers, sequences, views, stored procedures, and transactions.
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.
SiteSure Software
Provider of database server software and online catalog programs.[Commercial]
SourceForge.net Database Foundry
Project descriptions, news, guides, forums, and articles.
SQLite
A complete SQL database engine in a C library. [Open Source, Public Domain]
SQLite
C library that implements a self-contained, embeddable, zero-configuration SQL database engine. Linux, Windows.
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.
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.
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.