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

  • Gen AI apps are built with MongoDB Atlas Icon
    Gen AI apps are built with MongoDB Atlas

    The database for AI-powered applications.

    MongoDB Atlas is the developer-friendly database used to build, scale, and run gen AI and LLM-powered apps—without needing a separate vector database. Atlas offers built-in vector search, global availability across 115+ regions, and flexible document modeling. Start building AI apps faster, all in one place.
    Start Free
  • Keep company data safe with Chrome Enterprise Icon
    Keep company data safe with Chrome Enterprise

    Protect your business with AI policies and data loss prevention in the browser

    Make AI work your way with Chrome Enterprise. Block unapproved sites and set custom data controls that align with your company's policies.
    Download Chrome
  • 1
    iDempiere

    iDempiere

    iDempiere. Community Powered Enterprise

    iDempiere. Community Powered Enterprise iDempiere Business Suite ERP/CRM/SCM done the community way. Focus is on the Community that includes Subject Matter Specialists, Implementors and End-Users. iDempiere is based on original Compiere/Adempiere plus a new architecture to use state-of-the-art technologies like OSGi, Buckminster, zk.
    Leader badge
    Downloads: 596 This Week
    Last Update:
    See Project
  • 2
    Allows editing of any size file in hexadecimal, decimal and ASCII. A great tool that allows you to edit and analyze the contents for either the data or resource fork of any type of file. 68K, PPC and Carbon run on MacOS 7-9 and X.
    Leader badge
    Downloads: 200 This Week
    Last Update:
    See Project
  • 3
    The AJAX JSP Tag Library is a set of JSP tags that simplify the use of Asynchronous JavaScript and XML (AJAX) technology in JavaServer Pages. Development moved to Mercurial
    Downloads: 135 This Week
    Last Update:
    See Project
  • 4
    NanoH5 (tsl2nano)

    NanoH5 (tsl2nano)

    java bean / database driven zero code application framework

    NanoH5 (or FullRelation) is a fullstack UI implementation framework providing a model driven design (MDA). Build a complete html5 application through a given class- or database-model without coding (coding APIs are available).
    Leader badge
    Downloads: 82 This Week
    Last Update:
    See Project
  • Simple, Secure Domain Registration Icon
    Simple, Secure Domain Registration

    Get your domain at wholesale price. Cloudflare offers simple, secure registration with no markups, plus free DNS, CDN, and SSL integration.

    Register or renew your domain and pay only what we pay. No markups, hidden fees, or surprise add-ons. Choose from over 400 TLDs (.com, .ai, .dev). Every domain is integrated with Cloudflare's industry-leading DNS, CDN, and free SSL to make your site faster and more secure. Simple, secure, at-cost domain registration.
    Sign up for free
  • 5
    ZK - Simply Ajax and Mobile
    ZK is an open-source Java framework for building modern web and mobile applications. It enables developers to create rich, interactive UIs using only Java — no JavaScript required. With 200+ Ajax-powered components, event-driven architecture, and support for popular technologies like Spring, Java EE, and JSP/JSF, ZK makes it simple to deliver powerful and user-friendly web applications.
    Downloads: 9 This Week
    Last Update:
    See Project
  • 6
    The purpose of this project is to provide a convenient Java implementation for Future Technology Devices International Inc.'s (http://ftdichip.com) FTD2xx library. This library is used to access and control FTDI's USB to serial converter chips via USB.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 7
    DESMO-J is a framework for rapidly building discrete event driven simulation models in Java, which is not restrained to any particular domain of application. It supports both event-oriented and process-oriented modelling views. See http://desmoj.de.
    Leader badge
    Downloads: 8 This Week
    Last Update:
    See Project
  • 8
    qcadoo MES

    qcadoo MES

    Web application for production management for SME

    qcadoo MES is an Internet application for production management targeted at small and medium companies. It’s available via the Internet browser and will help you to manage production on a daily basis. It combines the functions of large ERP systems, adapting it to the specific character of Small and Medium Companies. Your people will love it. We have moved posting new binary versions to GitHub! More info on: https://qcadoo.com/en/ Source code and binary versions: https://github.com/qcadoo/mes/
    Downloads: 4 This Week
    Last Update:
    See Project
  • 9
    JPPF

    JPPF

    The open source grid computing solution

    JPPF makes it easy to parallelize computationally intensive tasks and execute them on a Grid.
    Downloads: 1 This Week
    Last Update:
    See Project
  • Build Securely on Azure with Proven Frameworks Icon
    Build Securely on Azure with Proven Frameworks

    Lay a foundation for success with Tested Reference Architectures developed by Fortinet’s experts. Learn more in this white paper.

    Moving to the cloud brings new challenges. How can you manage a larger attack surface while ensuring great network performance? Turn to Fortinet’s Tested Reference Architectures, blueprints for designing and securing cloud environments built by cybersecurity experts. Learn more and explore use cases in this white paper.
    Download Now
  • 10
    This project provides a Java API to access ELV's (http://www.elv.de) "Dual USB Stepmotor Interface" (USI2). The communication with the USI2 is based on the FTD2xxj (http://sourceforge.net/projects/ftd2xxj) framework.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 11
    A validation library for the Google Web Toolkit (GWT). - Easily added validation functionality - Integration between client and server side validations - Extensible Validator, Action framework to extend functionality. - Can be localized (i18n).
    Downloads: 2 This Week
    Last Update:
    See Project
  • 12
    It is a lightweight API to invoke web services (RMI, CORBA, WebService (SOAP), XML-RPC, EJB, Hessian, Burlap, REST, ...), how simple Java Object calls. You can integrate Crispy in a Service Oriented Architecture (SOA) or in a Rich Client Platform (RCP).
    Downloads: 2 This Week
    Last Update:
    See Project
  • 13
    JAPI is a collection of Java libraries that help with various tasks like argument parsing, i18n/l10n, creating gui applications, as well as tools that demonstrate this.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 14

    AgilPro

    AgilPro is an Eclipse based business process modeling suite

    AgilPro is an Eclipse based business process modeling suite providing a Business Process Modeler [LiMo - Light Modeler], a desktop application to preview and run processes [Simulator] and Application Adapters to plug in standard apps: Firefox, OpenOffice
    Downloads: 1 This Week
    Last Update:
    See Project
  • 15
    OpenCms Commons is a module suite for OpenCms 7 enhance the work and development with OpenCms. Main Features: XSD-Choice Elements; FileSelectorWidget with filter on ResourceTypes; Velocity render engine with plug-able Context-Obj.; Build with maven.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 16
    pulse - Java web app framework / CMS

    pulse - Java web app framework / CMS

    Built for enterprise level and highly customized websites

    An open source portal solution in Java. pulse is a framework on top of the Servlet API providing easy to use and easy to extend patterns for creating browser based applications and websites. Moreover pulse delivers a set of out-of-the-box components, e.g. CMS, shopping, user management. Key features: - Cross-platform, implemented using Java technology. - Completely written using Java 6. - Provides a framework for quick development of own applications. - Is delivered with a host of out-of-the-box applications: CMS, Shop, Surveys, Filters and many more. - A WebDAV based virtual file system for digital asset management. - Mature user and role management - Easy-to-use administration interface based on AJAX (using Ext JS) - Built for internationalisation - Flexible templating with XSLT 2.0/XPath 2.0 pulse is designed with brand sites in mind where absolute flexibility in presentation is a core requirement.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 17
    wingS
    wingS (wingS is net generation Swing) is a Java library for developing web based AJAX applications in a way like developing Swing based applications.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 18
    ACDK - Artefaktur Component Development Kit - is a platform independent C++-framework similar to Java or C#/.NET for generating distributed and scriptable components and applications.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 19

    Blocking Map for Java

    Map based synchronizer

    Blocking map is a Map that additionally supports operations that wait for a key to be available when retrieving an element. Blocking map acts as a synchronizer between producers and consumers in concurrent environment. Note: The project is now hosted on GitHub (https://github.com/sarveswaran-m/blockingMap/wiki)
    Downloads: 1 This Week
    Last Update:
    See Project
  • 20
    Xorio is a Java Based Framework for the creation of Dynamic Websites and Web-Applications. It has a "Stuctured Content Enginge" that allows to handel complex structured Content without new Databse Structures and with no or not very much Programming.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 21
    giServer

    giServer

    giServer the easy to use and extensible batch and integration server

    The giServer is an easy-to-use integration server for process automation and event-driven or scheduled execution of batch jobs. Instead of using complex XML configuration files an elaborate GUI for batch job management is included. Some possible usage scenarios are: - Automatic processing of incoming data files - Big Data applications - Process automation - Data Mining/Aggregation applications - Automatic Reporting - Processing and analysis of database records
    Downloads: 1 This Week
    Last Update:
    See Project
  • 22
    tjger - the java game & entertainment rt

    tjger - the java game & entertainment rt

    the java game and entertainment runtime

    Framework to implement board and card games including some already developed games. Typical game elements are offered by this library, so developers just care on the essential aspects that differ. Games created with tjger are also hosted (Four wins, Oasch, Schnapsen, Trap the Wizard, etc.) and the Tjger Game Pack contains all these games.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 23
    3RAD is a MDSD tool for generating 3-tier applications out of a custom data model specified in EMF Ecore. For building the generator openArchitectureWare is used. The produced target application will consist of a Swing front end and a EJB 3.0 server app.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    A chatbot framework currently implementing the ErkiTalk and irc protocol. By specifying parsers for the server's input one can easily create custom bots (if one can program in java of course ;).
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    Almond Framework
    Almond Java Application Framework is an easy to use Swing based framework for Java applications. Almond is very much inspired by the K Desktop Environment.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • 4
  • Next
Want the latest updates on software, tech news, and AI?
Get latest updates about software, tech news, and AI from SourceForge directly in your inbox once a month.