32 projects for "open core" with 2 filters applied:

  • Stop vibe-debugging. Icon
    Stop vibe-debugging.

    Plug Claude into your app's actual errors.

    AppSignal's MCP server hands Claude, Cursor, or Zed your real errors, traces, and the deploy that shipped them. AI writes the fix; you review the diff.
    Free 30 days.
  • Secure File Transfer for Windows with Cerberus by Redwood Icon
    Secure File Transfer for Windows with Cerberus by Redwood

    Protect and share files over FTP/S, SFTP, HTTPS and SCP with the #1 rated Windows file transfer server.

    Cerberus supports unlimited users and connections on a single IP, with built-in encryption, 2FA, and a browser-based web client — all deployable in under 15 minutes with a 25-day free trial.
    Try for Free
  • 1
    ZeusDB Vector Database

    ZeusDB Vector Database

    Blazing-fast vector DB with similarity search and metadata filtering

    ZeusDB is a vector database built for fast, scalable similarity search with strong production ergonomics. It combines high-performance approximate nearest neighbor indexes with clean APIs and metadata filtering so applications can retrieve semantically relevant items at low latency. The storage layer is designed for durability and growth, supporting sharding, replication, and background compaction while keeping query tails predictable. Developers get multiple ingestion paths—batch,...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 2
    GeoTools, the Java GIS toolkit

    GeoTools, the Java GIS toolkit

    Toolkit for working with and mapping geospatial data

    GeoTools is an open source (LGPL) Java code library which provides standards compliant methods for the manipulation of geospatial data. GeoTools is an Open Source Geospatial Foundation project. The GeoTools library data structures are based on Open Geospatial Consortium (OGC) specifications.
    Leader badge
    Downloads: 457 This Week
    Last Update:
    See Project
  • 3
    aphasia is an advanced scripting language for the web. It features a type-safe core, C++ modules with signatures, an optimizing "compiler", higher-order functions, built-in database support, garbage collection, and more.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    UCanAccess

    UCanAccess

    A pure Java JDBC driver for Microsoft Access database files

    UCanAccess is a pure Java JDBC Driver implementation which allows Java developers and JDBC client programs to read/write Microsoft Access database (.mdb and .accdb) files. No ODBC needed.
    Leader badge
    Downloads: 893 This Week
    Last Update:
    See Project
  • MongoDB Atlas runs apps anywhere Icon
    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.
    Start Free
  • 5
    Raquel Database System

    Raquel Database System

    RAQUEL : "Relational Algebra Query, Update and Executive Language"

    ...As a language, RAQUEL is to : 1. be a pure relational algebra language (unlike SQL) as defined by Date & Darwen's "The Third Manifesto"; 2. incorporate a generalised extension of the ANSI-SPARC 3-layer DB architecture; 3. have the maximum ratio of functionality to conceptual complexity (as defined by Fred Brooks). As a DBMS, RAQUEL is to : 1. have an Open Architecture, enabling a variety of DBMS configurations of 'black box' code, each installation optimised for a certain kind of DB; 2. be a stack of core black boxes to provide general DBMS functionality, plus a range of plug-in black boxes to support different physical storage mechanisms & scalar data types; 3. employ code designed with a mixture of functional, OO & other methods so as to minimise internal DBMS state complexity. ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    DataCleaner

    DataCleaner

    Data quality analysis, profiling, cleansing, duplicate detection +more

    DataCleaner is a data quality analysis application and a solution platform for DQ solutions. It's core is a strong data profiling engine, which is extensible and thereby adds data cleansing, transformations, enrichment, deduplication, matching and merging. Website: http://datacleaner.github.io
    Downloads: 4 This Week
    Last Update:
    See Project
  • 7
    JDFeditor

    JDFeditor

    GUI application for editing database files.

    The purpose is to be a cross-platform, quick and simple database manager, main goal is to provide developers with a tool to produce small to medium size databases efficiently. If you need a database at its simplest form, without any extra hassle of knowing how to access the produced library. Then JDFeditor is the right tool for you. JDFeditor is bundled with an easy-to-use Python library: jdf_lib. jdf_lib will quickly load the content of your database into a variable. All you need...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    Sedna Native XML Database

    Sedna Native XML Database

    Sedna is a native full-featured XML database management system.

    Sedna is a free native XML database which provides a full range of core database services - persistent storage, ACID transactions, security, indices, hot backup. Flexible XML processing facilities include W3C XQuery implementation, tight integration of XQuery with full-text search facilities and a node-level update language.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 9
    The goal of the NHI1 project is to create an artificial (non human) intelligence until 2040. The core is available for C, C++, C#, JAVA, Perl, PHP, Python, Ruby, Tcl and VB.NET.
    Downloads: 0 This Week
    Last Update:
    See Project
  • $300 Free Credits for Your Google Cloud Projects Icon
    $300 Free Credits for Your Google Cloud Projects

    Start building on Google Cloud with $300 in free credits. No commitment, no credit card required until you're ready to scale.

    Launch your next project with $300 in free Google Cloud credits—no strings attached. Test, build, and deploy without risk. Use your credits across the entire Google Cloud platform to find what works best for your needs. After your credits are used, continue with always-free tier services. Only pay when you're ready to scale. Sign up in minutes and start exploring.
    Start Free Trial
  • 10
    netflux aims to be an ETL tool providing the following: 1. A set of core classes that may be used programatically to be embedded in any application 2. A graphical tool able to edit and run ETL processes 3. A server able to run ETL processes
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    A pure Java API for Telelogic Synergy/Change, which allow basic operations on records. The core API classes are integrated in an Eclipse plugin for convenient use through the IDE.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    pdoMap : the PHP ORM relational mapper
    pdoMap is a robust PHP ORM mapper with many OOP features. The mapping structure, requests, and transactions are defined in XML files. The core directly generates PHP classes for high performance. It is very easy to use and configure.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    The Pentaho Personalizer is based on the "dead" project PentahoLooker. The Pentaho Personalizer is sponsored by Lizacom and have a "commercialy" financed core of developers to ensure that the project do not "die" by lack of time or interest.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    RDF Schema Creator and Metadata Registry
    A metadata schema registry server in Perl/C (based on RDF and Sparql/Redland), alongside a GUI client in Java/SWT with Jena for searching, browsing and creating application profiles, schemas and element sets describing resources in Dublin Core and LOM.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    The Agency Personnel and Training Database program is the next in the OpenISES series of software aimed at emergency service agencies. This core program will provide the foundation for others to build upon. The AgencyDB_Schema package is a database dump
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    GDBI is a genealogy program integrator. It includes an editor and the lifelines report language. It interfaces to multiple GEDCOM databases and is most popular as a PhpGedView client. At the core is a Java API to simplify adding databases and editors.
    Leader badge
    Downloads: 25 This Week
    Last Update:
    See Project
  • 17
    The Dublin Core Meta Toolkit transforms data collected via different methods into Dublin Core compatible meta data. The Toolkit is ideal for converting formats from Microsoft Access, MySQL and comma delimited value (CSV).
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    VIRTUAL.ID is an infrastructure for the management of virtual identity it puts in contribution services developed around a core virtual directory available in Open Source “Penrose” and a whole of directories of storage LDAP. (By Marouen & Khadija)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    SCAM is a development environment for building metadata stores for RDF and the Semantic Web. SCAM is built upon international technology standards and metadata standards. Such as RDF, Dublin Core, IEEE/LOM and IMS.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    Licurgo is an open implementation of Service Data Objects (SDO, JSR 235). It will define core infrastructure APIs for heterogeneous data access that supports common application patterns and supports higher-level tools and frameworks.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    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: 17 This Week
    Last Update:
    See Project
  • 22
    ArchetypeCMS is a very fast, very powerful and very flexible content management system built with the Archetype core architecture as a base. Written in PHP and at the moment supports MySQL data storage (numerous others to come later.)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    dbXML is a Native XML Database (NXD). NXDs are databases that store XML using an internalized format for faster overall processing. dbXML was developed using the Java 2 Standard Edition version 1.4.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    Potnia is a subject gateway software, developed for scientific directories, including journals, papers, bibliographic databases, research webs and so on. Database structure is compliant to Dublin Core Metadata Set
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    LEAP is an RDBMS (Relational Database Management System) implementing the relational Algebra - a core part of relational database theory. It is primarily used as an educational tool, but has found some novel uses and applications.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • Next
Auth0 Logo