Open Source Java Database Engines/Servers

ChaiDB is an embedded data storage developed at the kernel level by using B-Tree implementation. It is a natural database choice for name/value applications such as JSON. JSON-Cache utilizes ChaiDB to provide persistence and cache solution for JSON data.

A new Web Crawler including sophisticated searching process especialized by language !

BackApps is an innovative service designed for smart phones applications developers that allows data sharing between application users.

Server-JEE is the server side functionality of BackApps service that serves the BackApps website.

BackApps Server-OSGi is the back end server of the BackApps service that supplies all the functionality of the mobile applications in the BackApps realm

JCA compliant connectors for the Berkeley Database system.

The Centre d'Informations (CI) aim is to articulate and display whatever type of knowledge available on a given field (see screenshots examples for various fields). The software is built as a network of information articulated using concepts (figure). The website should not be understood as a conventional search engine but as different ways to navigate within this knowledge (information and concept) network. Each information is thoroughly formalized; the aim is not exhaustivity or information amount but rather information quality so as to ensure the best possible articulation within the existing network (quality of the network) and ensure the subject diversity so as to cover the field with robustness.

A bug database that requires no additional software--no web server, no SQL database! Cross-platform (written in Java). Data-driven from a simple text file describing the fields you wish to use in your bug database. Perfect for small project teams. <a href="http://www.soft82.com/"><img src="soft82_award_50x81.gif" width="50" height="81" border="0" alt="Free download software"></a>

BioAcceso es un sistema para el control de asistencias de los empleados, tomando la huella dactilar del personal para su registro e identificación. Es una aplicacion de escritorio desarrollada con el lenguaje Java, utlizando Mysql Server como RDBMS.

Datadog is an object persistence layer written in Java. Features include caching, transaction support, and much more using a rich and flexible API. Datadog is a dead project, and has not been updated since 2002. Use Hibernate if you must use Java.

DbRevision project aimed to help developers implement automatic upgrade database structure from one reversion to other. DB structure described in independent, XML-based format. All upgrade actions described in XML too.

Java based tool for migrating database schemas and data between different databases and different structures.

The Twilight Minds Dynamic World Engine is the workhorse for a new way of dealing with plot and AI in MMORPGS and other CRPGS.

EmbedDB is a set of simple APIs for interacting with embedded databases in an intuitive fashion. It aims to implement each language binding in an identical way, enforcing binary compatibility, and leveraging the host language's standard structural types

Escape-K is an open-source IT management platform. It is designed to be used by IT services and provides a complete set of features for both technical and user services management. Using a single user interface, Escape-K lets you manage your whole IT inf

Experimental DataBase system (ExDB) is a prototype of a native XML database system being designed and developed by students of Dept. of Computer Science at CTU FEE in Prague, Czech Republic.

Imagine this sql SELECT DIFF(f1.*,f2.*) FROM `/ws/src/test` f1,`/ws/src/test/.svn/text-base` f2 WHERE f1.filename=CONCAT(f2.filename,'.svn-base'); F8QL is about mapping filesystem as db, F(S slashed)QL is a jdbc compliant API patterned on mysql queries

FLEISS Frameworks is a set of programming, instrumental, application, and system frameworks to develop a free software system within an organization either non-commercial or commercial, but primarily scoping on business organizations.

Free replication tools for the FireBird database

Firewater is an open source scaleout RDBMS based on column store technology. It allows a cluster of commodity servers or virtualized cloud nodes to be used for fast response times on SQL and OLAP queries over massive datasets.

A Java Object Database Layer on top of the GT.M database engine.

Group-CCS development Components, templates, tools, accessories, tutorial, modules, translations, documentation, codes, scripts, everything that can improve the work of who uses the powerful tool of development, CCS - CodeCharge Studio.

This will be a tool for a human relations department. AIESEC ChangeIT project implementation on Embarcadero Technologies Iasi. Wel will use this page as an aid for the project's workflow.It will contain the database for CVs and employees of the company.

This is a new generation of SQL (Structured query language) Server which is targeted to serve on a Virtual Appliance. Hybrid SQL Server is targeted to run on VirtualBox from SunMicrosystems.

In Law implements a database that does not require a schema. Items are created in the database and related to each other in whatever way is needed. It is to RDBMSes what PERL is to Java.