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.

  • OpenMetal is an automated bare metal and on-demand private cloud provider. Icon
    OpenMetal is an automated bare metal and on-demand private cloud provider.

    Large Scale. Cloud Native. Fixed Costs.

    OpenMetal is an automated bare metal and on-demand private cloud provider. Our mission is to empower your team with cost effective private infrastructure that outperforms traditional public cloud.
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  • All-in-one solution to control corporate spending Icon
    All-in-one solution to control corporate spending

    Issuance in seconds. Full spending control. Perfect for media buying.

    Wallester Business is a leading world-class solution to optimize your company’s financial processes! Issuing virtual and physical corporate expense cards with an IBAN account, expense monitoring, limit regulation, convenient accounting, subscription control — manage your finance on all-in-one platform in real time! Wallester Business benefits your business growth!
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  • 1
    Colorer Library
    Colorer provides source text syntax highlighting services. It colorizes source codes in editor systems (more than 200 syntaxes). Uses powerful HRC format(XML, RE, context free grammas), allowing to support any language. Available as Eclipse plugin.
    Downloads: 5 This Week
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  • 2
    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: 22 This Week
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  • 3
    An open source implementation of the High Level Architecture Run-Time Infrastructure. Focused on modularity and flexibility, Portico provides an extensible environment to support HLA simulation development and research.
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    Downloads: 22 This Week
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  • 4
    jWebApp is a Model-View-Controller web application/development framework that can be used in a completely configuration free mode for all your web development needs.
    Downloads: 22 This Week
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  • PageDNA: Web-to-Print eCommerce Software Icon
    PageDNA: Web-to-Print eCommerce Software

    eCommerce for Print, Signs and Fulfillment Trusted by In‑Plants and Commercial Print Leaders

    PageDNA enables successful eCommerce strategies for commercial print sales organizations, internal print shops, and brand owners. PageDNA’s online ordering platform increases print volume while decreasing touch costs for all stakeholders: clientele, print operations, and the organizations they support.
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  • 5
    A complete survey administration and data collection system. A fully featured replacement for Quancept, supporting CAPI, Web, CATI, PDA and Paper survey modes. Sonar is the reference implementation of JCaiF for CAPI and Web survey interviewing. Try it!
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    Downloads: 12 This Week
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  • 6
    objDump, a small Java framework that dumps any Java object to a string.
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    Downloads: 20 This Week
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  • 7
    Crystal Space 3D SDK
    Crystal Space is an Open Source 3D SDK for Unix, Windows, and MacOS/X. It renders with OpenGL and features GLSL shaders, CG shaders, deferred rendering, dynamic shadows, bullet based physics library, terrain engine, skeleton based animation meshes, exporter for Blender, portals, etc...
    Downloads: 4 This Week
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  • 8
    This is a tool for managing changes to database schemas based on Active Record migrations. Features multiple schema interactions, runtime variable substitution, script creation, and much more. Visit http://migrations.sourceforge.net for more information.
    Downloads: 11 This Week
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  • 9
    WARFARE is a lightweight, extensible Web Application Framework to enable Construction and maintenace of web based applications without writing any Java code. A Web based interface allows for real time maintenance and tweaks to the system.
    Downloads: 9 This Week
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  • Create engaging surveys on your tablet or computer with ease. Icon
    Create engaging surveys on your tablet or computer with ease.

    Choose any of our carefully designed themes, or easily customize colors, fonts, and more to reflect your brand's true look and feel.

    Create great-looking surveys, forms, polls, voting, questionnaires, NPS, customer satisfaction, customer experience, employee satisfaction surveys... on your computer or tablet, customize the look of your survey however you like, & display collected data with eye-catching and insightful graphics.
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  • 10
    The Struts/SourceForge site hosts sample applications and related components based on the Apache Struts Web application framework. Disclaimer: This site is not affiliated with the Apache Software Foundation.
    Downloads: 8 This Week
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  • 11
    ⚠️ PROJECT MOVED TO GITHUB ⚠️ Active development of ini4j has resumed on GitHub. Please visit https://github.com/ini4j/ini4j for the latest source code, issues, releases, and the upcoming v0.6.0 roadmap. (This SourceForge page is archived). Simple Java API Windows style .ini file handling. Also provide Java Preferences API functionality on top of .ini file.
    Downloads: 5 This Week
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  • 12
    If you reach this page most likely you are looking for Rodi P2P binary release - check web site rodi.sf.net If you are looking for CLI/FFS/AOS portable C/C++ libraries for RTOS "emLib" package is the way to go
    Downloads: 13 This Week
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  • 13
    WebHarvest - web data extraction tool
    Web data extraction (web data mining, web scraping) tool. It leverages well proved XML and text processing techologies in order to easely extract useful data from arbitrary web pages.
    Downloads: 3 This Week
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  • 14
    A robust, scalable and efficient asynchronous I/O framework, supports TCP, SSL over TCP, UDP and Pipe.
    Downloads: 7 This Week
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  • 15
    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: 10 This Week
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  • 16
    Snippetory

    Snippetory

    Java templating solution with passive templates.

    Snippetory is a platform for java developers dealing with any text generation. The abstraction layer helps to keep the issues of the 'view' in the view, while all logic is implemented in java. Editing, debugging and testing, all with the tools one is already used to. The separation of template keeps the template simple, the logic compact, and easy to navigate, and offers completely new re-usage scenarios. Sourceforge code hosting is abandoned. Primary site is now https://gitlab.com/jproggy/Snippetory
    Downloads: 10 This Week
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  • 17
    Taste
    Now part of Apache's Mahout machine learning project at http://mahout.apache.org/-- please see there for latest info and code and releases and support!
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    Downloads: 10 This Week
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  • 18
    Application Server to make Java Components available for AS/400 RPG programs, runs on as400, i5, iSeries, System i or any other java platform. Packaged with ArdGate to access any JDBC database using all native SQL interfaces from AS/400.
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    Downloads: 2 This Week
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  • 19
    Aperture is a Java framework for extracting and querying full-text content and metadata from various information systems (file systems, web sites, mail boxes, ...) and the file formats (documents, images, ...) occurring in these systems.
    Downloads: 2 This Week
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  • 20
    WaveMaker - Web Development Made Easy
    Easy-to-use, open source web development platform. Visual, drag and drop tools allow anyone to create web apps with minimal learning curve. Java architecture: Spring, Hibernate, Ajax Dojo toolkit, MySQL, PostgreSQL, HSQLDB (bundles w HSQLDB)
    Downloads: 2 This Week
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  • 21
    JWebSwing

    JWebSwing

    A true Java Only Web Framework

    The JWebSwing is a web framework designed for ease of use, and as simplistic as possible in design. Design your applications the same way you would design a Swing application! Annotate your CSS according to Java Objects, Fields, or even in-line. Utilizing the best open source available on the web, This framework combines the best components available freely on the web into a single, easy-to-use, and extremely powerful framework which is lightweight, fast, and easily maintainable. Focusing on a core of JQuery and Atmosphere Push - You can ensure that your application will run on any device. With AJAX at the center, and a "Render-On-Load" servlet that can start loading from any element in the tree, you can always ensure that you can provide a secure, cross-browser web application. By Default, Server-Side-Only development is more secure than any other method out there. https://www.youtube.com/channel/UCKmp3cltVruaBZtGU5VH_Lg
    Downloads: 9 This Week
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  • 22
    The Vexi Platform
    Vexi is a rich GUI platform for creating desktop-like Internet or intranet applications using an intuitive XML/JavaScript API and an extensible widget set with themes, JSON support. Communicate with servers using XMLRPC/SOAP/REST and runs on Java.
    Downloads: 5 This Week
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  • 23
    This project has moved! Go to https://github.com/yenrab/qchybrid
    Downloads: 3 This Week
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  • 24
    AL-IV

    AL-IV

    ALFOUR Programming language. Simple, safe, power, multi-platform.

    A programming language AL-IV (ALFOUR) is a high-level imperative object oriented programming language with minimal introduction level, easy porting to any platform claiming a very high level of safety and stability, with a controllable level of code protection, high efficiency of an executable code, full independence from a target platform, minimal enter level.
    Downloads: 8 This Week
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  • 25
    JVending is a content provisioning system that implements most of the J2EE Client Provisioning Specification (JSR-124). JVending provides catalog management and device detection. Project also includes WAP push, MMS client and a registry for devices.
    Downloads: 2 This Week
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