Open Source Java Database Engines/Servers

Browse free open source Java Database Engines/Servers and projects below. Use the toggles on the left to filter open source Java Database Engines/Servers by OS, license, language, programming language, and project status.

  • Enterprise-grade ITSM, for every business Icon
    Enterprise-grade ITSM, for every business

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    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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  • 1
    Firebird

    Firebird

    A powerful, cross platform, SQL database system

    Firebird RDBMS offers ANSI SQL features & runs on Linux, Windows & several Unix platforms. Features excellent concurrency & performance & powerful stored procedure & trigger language. More information and downloads at https://firebirdsql.org/, issue tracker is https://github.com/FirebirdSQL/firebird/issues
    Leader badge
    Downloads: 2,848 This Week
    Last Update:
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  • 2
    HyperSQL Database Engine (HSQLDB)
    HSQLDB is a relational database engine written in Java, with a JDBC driver, conforming to ANSI SQL:2023. A small, fast, multithreaded engine and server with memory and disk tables, LOBs, transaction isolation, multiversion concurrency and ACID.
    Leader badge
    Downloads: 458 This Week
    Last Update:
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  • 3
    The Lemur Project

    The Lemur Project

    Search engine and data mining applications and ClueWeb datasets.

    The Lemur Project develops search engines, browser toolbars, text analysis tools, and data resources that support research and development of information retrieval and text mining software, including the Indri search engine in C++, the Galago search engine research framework in Java, the RankLib learning to rank library, ClueWeb09 and ClueWeb12 datasets and the Sifaka data mining application.
    Downloads: 55 This Week
    Last Update:
    See Project
  • 4
    db4o is the world's leading open source object database for Java and .NET. Leverage fast native object persistence, ACID transactions, query-by-example, S.O.D.A object query API, automatic class schema evolution, small size (http://developer.db4o.com)
    Leader badge
    Downloads: 84 This Week
    Last Update:
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  • Test your software product anywhere in the world Icon
    Test your software product anywhere in the world

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  • 5
    Mondrian is an OLAP (online analytical processing) engine written in Java. It reads from JDBC data sources, aggregates data in a memory cache, and implements the MDX language and the olap4j and XML/A APIs.
    Leader badge
    Downloads: 42 This Week
    Last Update:
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  • 6
    OpenRefine

    OpenRefine

    A free, open source, powerful tool for working with messy data

    OpenRefine is a powerful Java-based tool designed to work with messy data and improve it. With OpenRefine you can load data, understand it, clean it up, transform it, reconcile it, and augment it with web services and external data. It allows you to do this all from a web browser and in the convenience and privacy of your own computer. OpenRefine keeps all data securely in your computer by running a small server on it, using your web browser to interact with it. When you're ready, then that is the only time the data will be shared outside of your computer. OpenRefine is available in over 15 languages, is cross-platform and part of the Code for Science & Society.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 7
    Attendance Marker Solution

    Attendance Marker Solution

    Fast and Secure way to use Attendance Software for your Organization!

    Attendance Marker Solution is the attendance marking software connected with local-based or server-based MySQL Server Engine. The connectivity and installation is very easy for use.
    Leader badge
    Downloads: 24 This Week
    Last Update:
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  • 8

    Java CSV Library

    Small, fast Java library for reading and writing CSV files

    Java CSV is a small fast open source Java library for reading and writing CSV and plain delimited text files. All kinds of CSV files can be handled, text qualified, Excel formatted, etc.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 9
    OpenVista (R)
    OpenVista(R) is the open-source version of VistA, an enterprise grade health care information system developed by the U.S. Veterans Affairs and deployed at 1,500 global facilities. OpenVista is a registered trademark of Medsphere Systems Corporation
    Downloads: 3 This Week
    Last Update:
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  • Crowdtesting That Delivers | Testeum Icon
    Crowdtesting That Delivers | Testeum

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  • 10
    Moved to https://github.com/DANS-KNAW/dans-dbf-lib.
    Leader badge
    Downloads: 5 This Week
    Last Update:
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  • 11
    Sequoia is a database clustering middleware offering load balancing and transparent failover. Databases are replicated over multiple nodes and Sequoia balances the queries between them. Sequoia supports online maintenance and recovery operations.
    Downloads: 10 This Week
    Last Update:
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  • 12

    teiid

    An Enterprise Information Integration System

    Teiid is Enterprise Information Integration system. Teiid can virtualize and integrate data from multiple disparate information sources and provide as single Virtual DB
    Downloads: 8 This Week
    Last Update:
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  • 13
    The Malete database core is the new basis of OpenIsis, which has its roots in the UNESCO CDS/ISIS database. Traditionaly used in libraries; now a general purpose highspeed database.
    Leader badge
    Downloads: 4 This Week
    Last Update:
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  • 14
    olap4j

    olap4j

    Open Java API for OLAP

    olap4j is an open Java API for connecting to OLAP servers and writing analytic applications. Code is at https://github.com/olap4j/olap4j.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 15
    ConceptBase.cc

    ConceptBase.cc

    A Database System for Metamodeling and Method Engineering

    ConceptBase.cc is a multi-user deductive and object-oriented database system for metamodeling and method engineering. Includes a graphical client that builds upon the logic-based features of the ConceptBase.cc server. The data model is O-Telos. ConceptBase.cc can represent information at the data level (example data, traces of process executions etc.), the class level (schemas, process definitions etc.), the metaclass level (constructs of modeling languages), the meta-metaclass level (constructs for defining modeling languages), and so forth. ConceptBase.cc is developed by the ConceptBase Team at University of Skövde (HIS). ConceptBase.cc supports Linux, Mac OS X and Windows. ConceptBase.cc is free software distributed under a FreeBSD-style license.
    Leader badge
    Downloads: 6 This Week
    Last Update:
    See Project
  • 16
    oracle-jutils
    PL/SQL packages to perform Oracle 11g tasks within a very few number of lines : dump/load LOBs, compute CRC, get Mime Type from a BLOB, send XMPP messages, list directory contents as a table, interact with Twitter,deal with QrCodes, ...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 17
    DbMaintain enables automatic roll-out of updates to a relational database. It brings database scripts into version control just like regular source code and can be used to transparantly deploy databases from development on to production.
    Leader badge
    Downloads: 3 This Week
    Last Update:
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  • 18
    NeoDatis ODB is a new generation Object Oriented Database. ODB is a real native and transparent persistence layer for Java, .Net, Groovy, Scala and Google Android. ODB is very simple and very fast and comes with a powerful query language.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 19
    Blazegraph (powered by bigdata)

    Blazegraph (powered by bigdata)

    Fast, scalable, robust graph database platform

    Blazegraph has moved to Github. Please see https://github.com/blazegraph/database/.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 20
    eXist-db

    eXist-db

    eXist-db is a feature rich Open Source native XML database

    eXist-db is a native XML database featuring efficient, index-based XQuery processing, extensions for keyword search, XUpdate support, XSLT support, XForms support, REST and tight integration with existing XML development tools. Moved to Github - https://www.github.com/exist-db/exist
    Downloads: 4 This Week
    Last Update:
    See Project
  • 21
    Tokyo Cabinet is the successor of QDBM, a high performance database library similar to the DBM family. It also supports hash and B-tree databases and does not require any server process. The overall speed is improved compared to QDBM.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 22
    This is a Java based xBase engine to read write and update dbf files. Using the package's classes and methods programmers can process dBase III and IV files and some clones (e.g. Clipper/FoxPro) along with index and tag files and the individual fiel
    Downloads: 2 This Week
    Last Update:
    See Project
  • 23
    Anti-Plagiarism (Check on plagiarism)
    Anti-Plagiarism - software designed to effectively detect and thereby prevent plagiarism. It is a versatile tool to deal with World Wide Web copy-pasting information from the assignment of authorship. The goal of this program is to help reduce the impact of plagiarism on education and educational institutions. Checking documents in a format *.rtf, *.doc, *.docx, *.pdf Check the source code C, C++, C#, Java, ... Download - https://sourceforge.net/projects/antiplagiarismc/files/AntiPlagiarism.jnlp Documentation - https://sourceforge.net/projects/antiplagiarismc/files/doc_us.pdf
    Downloads: 3 This Week
    Last Update:
    See Project
  • 24
    Generic Object Oriented Database System Distributed thick-client OODBMS using aspect-oriented approach to build transparent interface to database from OO programming languages (C++, Java, C#)
    Downloads: 3 This Week
    Last Update:
    See Project
  • 25
    In the Oracle database there are two PL/SQL APIs to send mails: UTL_SMTP and UTL_MAIL. But there is no package which is able to retrieve messages from a mailbox on a server. The here provided package MAIL_CLIENT closes this gap.
    Leader badge
    Downloads: 1 This Week
    Last Update:
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