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.

  • Find Hidden Risks in Windows Task Scheduler Icon
    Find Hidden Risks in Windows Task Scheduler

    Free diagnostic script reveals configuration issues, error patterns, and security risks. Instant HTML report.

    Windows Task Scheduler might be hiding critical failures. Download the free JAMS diagnostic tool to uncover problems before they impact production—get a color-coded risk report with clear remediation steps in minutes.
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  • 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.
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  • 1
    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: 7 This Week
    Last Update:
    See Project
  • 2
    2step is a development framework written in Java for developing complete web applications (including web services). As a servlet framework features access control, logging, I18N, database access, deploy, XML/XSL, etc, and uses Jetty, FOP and jCharts.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    GenApp

    GenApp

    Generador d'Aplicacions

    == MOGUT A GITHUB: https://github.com/GovernIB/genapp == A partir d'una bbdd en postgresql o oracle, genera totes les capes d'una aplicació web: model, jpa, ejb, logica(ejb), web i webservices. Caracteristiques: * Incorpora un llenguatge d'alt nivell generat per realitzar consultes a bbdd de forma que l'aplicació es pot construir sense haver d'escriure ni una linia de codi SQL. D'aqui que qualsevol canvi produeixi errors de compilació i no d'execució com passava amb el codi SQL. * Gestiona traduccions en multiples idiomes * Gestiona la pujada de fitxers * EJBs (lògica) extendibles * Llistats i formularis Webs extendibles i totalment configurables
    Downloads: 0 This Week
    Last Update:
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  • 4
    threeddonut

    threeddonut

    3D donut. Example of frojasg1.com libraries usage

    The application shows a 3D donut, that can be rotated with two sliders in both axis. It is a simple example of what can be done with frojasg1.com platform libraries: - Zoom option for components - Multi language - Dark mode option - Automatic Undo-Redo for text components, with popup menu included - Text Search/Replace window prepared to be used. - Base components for auto-completion windows. - Automatic component relocation after redimensioning a window. - Base classes for formating text on the fly in JTextPanes - Improved JFileChooser and many other functions of all kind: - Basic functions of all kinds. - Accurate image resizing. - Function to process images, translating the image pixels with a direct color transformation function. - Classes to easy the xml file management (without validation) - JDK-17 compatibility
    Downloads: 0 This Week
    Last Update:
    See Project
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    AI-generated apps that pass security review

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