Open Source Database Engines/Servers

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

  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
    Start Free
  • Fully Managed MySQL, PostgreSQL, and SQL Server Icon
    Fully Managed MySQL, PostgreSQL, and SQL Server

    Automatic backups, patching, replication, and failover. Focus on your app, not your database.

    Cloud SQL handles your database ops end to end, so you can focus on your app.
    Try Free
  • 1
    BackApps
    BackApps is an innovative service designed for smart phones applications developers that allows data sharing between application users.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 2
    Server-JEE is the server side functionality of BackApps service that serves the BackApps website.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    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
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    JCA compliant connectors for the Berkeley Database system.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Catch Bugs Before Your Customers Do Icon
    Catch Bugs Before Your Customers Do

    Real-time error alerts, performance insights, and anomaly detection across your full stack. Free 30-day trial.

    Move from alert to fix before users notice. AppSignal monitors errors, performance bottlenecks, host health, and uptime—all from one dashboard. Instant notifications on deployments, anomaly triggers for memory spikes or error surges, and seamless log management. Works out of the box with Rails, Django, Express, Phoenix, Next.js, and dozens more. Starts at $23/month with no hidden fees.
    Try AppSignal Free
  • 5
    An experimental CEP (Complex Event Processing) engine. It implements the event stream processing as a library embeddable in C++ and Perl. Since then it has been renamed to Triceps, so please look at the new location https://sourceforge.net/projects/t
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    CRel is an object relational data store for C programs. Based on a structure data specification in XML or autogen, it generates code to store and access the data object. It supports indexing, constraints, memory management and serialization.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    A framework and IB plugin system to design a database connection, queries, and visual elements for Cocoa applications.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    Completely Self-Contained Bug Database
    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>
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    Se trata de crear un conjunto de componentes visuales que proporcionen acceso a las bases de datos de Interbase.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Go from Code to Production URL in Seconds Icon
    Go from Code to Production URL in Seconds

    Cloud Run deploys apps in any language instantly. Scales to zero. Pay only when code runs.

    Skip the Kubernetes configs. Cloud Run handles HTTPS, scaling, and infrastructure automatically. Two million requests free per month.
    Try it free
  • 10
    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.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    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.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    A new OLE DB Provider based on the OSP Simple Provider to support database and source code projects documentation. Now we add a new helper VB6 add-in with some interesting functions.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    Eleven is a programming language for creating robust, scalable web applications. It offers a 20x programmer productivity increase over ASP, JSP, etc. by automating state management and UI layout. The compiler generates ready-to-run PHP or mod_perl code.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    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
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    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.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    FlexibleTree is a data structure allowing arbitrary relationships and rules to be implemented easily. Primarily, FlexibleTree encourages more flexible data sorting in overlapping categories.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    FreePascal Object-Oriented Library to access PostgreSQL backends
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    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.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    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.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    IMA2 Simple command-line editor of binary files (images, object filers, byte code, etc). More sofisticated that F4 option in FAR. More simple that GUI hex editors. Can be useed as command-line utility in scripts.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    JDOM extention to manage huge (big) xml file. Make able to have a persisted Document Object Model (DOM).
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    JPO (Jigs Persistent Objects) is the persistence layer for 'Jigs for Java' web applications, extracted here for use outside of 'Jigs'. JPO supports Domain-Driven Design while embracing the use of SQL snippets for object-based queries.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    Easy and ready-to-use set of .Net Classes to implement LDAP applications (Servers and Clients). Included in the project: - Classes for all types of LDAP Requests and Responses; - Void Server and void Client Classes, ready for custom implementations.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    This library implements several locality sensitive hashing(LSH) based algorithms, including indexing data structure for high dimensional spaces and metric spaces, sketch constructions and set embedding algorithms.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    Lyophilizer helps developers create systems of JavaBeans without worrying about different persistent/transactional/secure back ends. It is evolving into JDO and currently supports JDBC, EJB and in-memory storage.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • Next
MongoDB Logo MongoDB