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.

  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

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  • 1
    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.
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    Downloads: 30 This Week
    Last Update:
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  • 2
    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: 3 This Week
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  • 3
    Easy to use Java graphics classes. Created for use by beginning programmers, or programmers not familiar with Java AWT/Swing. All classes in one file that is placed in the same folder as main class. Modelled after VB6 graphics and events.
    Downloads: 1 This Week
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  • 4
    G.A.V. (Graph Algorithm Visualizer) is a tool that visualizes algorithms from graph theory. A step-by-step visualization from each different algorithm allows the user to understand the particular algorithm very easily.
    Downloads: 1 This Week
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  • The All-in-One Commerce Platform for Businesses - Shopify Icon
    The All-in-One Commerce Platform for Businesses - Shopify

    Shopify offers plans for anyone that wants to sell products online and build an ecommerce store, small to mid-sized businesses as well as enterprise

    Shopify is a leading all-in-one commerce platform that enables businesses to start, build, and grow their online and physical stores. It offers tools to create customized websites, manage inventory, process payments, and sell across multiple channels including online, in-person, wholesale, and global markets. The platform includes integrated marketing tools, analytics, and customer engagement features to help merchants reach and retain customers. Shopify supports thousands of third-party apps and offers developer-friendly APIs for custom solutions. With world-class checkout technology, Shopify powers over 150 million high-intent shoppers worldwide. Its reliable, scalable infrastructure ensures fast performance and seamless operations at any business size.
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  • 5
    A set of frameworks and applications related to course planning and class scheduling, intended to be used by college students. Has some nice features, like graph visualization and automatic generation of timetables based on constraints.
    Downloads: 1 This Week
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  • 6
    AchitectHelper is an framework developed to make easy the development of simple 3-layered systems by providing generic layers for business and persistence. At this initial stage it helps IT students but its intented to help complex projects too.
    Downloads: 0 This Week
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  • 7
    Easy tools suite & framework for fast development Enterprise Application. Quick start sample for using popular open-source projects. Strong Chinese support. ClearWork——中国中小企业快速构建信息系统的框架和复用工具集合。
    Downloads: 0 This Week
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  • 8
    The Contingency Management Framework helps design fault-tolerant, and resource-aware systems. It monitors vital resource (e.g. the network) and sets up coping strategies when different contingent states occurs. Used in Ubiquitous Computing research.
    Downloads: 0 This Week
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  • 9
    Damon
    Damon is a Distributed AOP Middleware on top of a p2p Overlay Network. Its main aim is to offer the necessary abstractions and services to develop distributed aspects, and to provide scalability to existent or new applications transparently.
    Downloads: 0 This Week
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  • Connect every part of your business to one bank account Icon
    Connect every part of your business to one bank account

    North One is a business banking app that integrates cash flow, payments, and budgeting to turn your North One Account into one Connected Bank Account

    North One is proudly built for small businesses, startups and freelancers across America. Make payments easily, keep tabs on your money and put your finances on autopilot through smart integrations with the tools you’re already using. North One was built to make managing money easy so you can focus on running your business. No more branches. No more lines. No more paperwork. Get complete access to your North One Account from your phone or computer, wherever your business takes you. Create Envelopes for taxes, payroll, rent, and anything else automatically.
    Get started for free.
  • 10
    Didactor is an Open Source E-learning environment, written in Java and built on top of MMBase (http://www.mmbase.org). Didactor consists of over 20 didactic components, like e-portfolio, assessment, competence management, group discussion, chat etc.
    Downloads: 0 This Week
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  • 11
    NO LONGER MAINTAINED, NO LONGER SUPPORTED Digital Preservation Software Platform (DPSP) consists of a number of open source products such as Xena and Digital Preservation Recorder. This installs and configures the complete platform for preserving digital records - just install and use!
    Downloads: 0 This Week
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  • 12
    ECForms is a framework to build Java Server Faces (JSF) Web applications using a simple scripting language (IENJINIA Programming Language)
    Downloads: 0 This Week
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  • 13
    EasyPastry
    EasyPastry is built on top of Pastry, a decentralized key-based routing (KBR) P2P overlay network. The main objective of EasyPastry is to provide a complete façade in order to simplify the P2P application development.
    Downloads: 0 This Week
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  • 14
    Enthusiasm is a software framework to be implemented in support to the creation and production of drama-based information presentations. The framework consists of off-line editors and real-time applications.
    Downloads: 0 This Week
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  • 15
    A comprehensive business framework to enable sophisticated enterprise workflows. Define, simulate and deploy cross-platform workflows while being able to enrich and customize the core services on demand.
    Downloads: 0 This Week
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  • 16
    Fox is a framework of objects indexing for abstract APIs of information retrievel like Apache Lucene. Framework considered intends to abstract the use of these libraries, for in such a way it disposes an interface of friendly use and easy configuration.
    Downloads: 0 This Week
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  • 17
    This tool is based on Graph Theory learning. It can help professors and students to teach and learn the Graph Theory easier. With this tool, people can draw simple graphs and even apply functions on their drawn graphs.
    Downloads: 0 This Week
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  • 18
    IntelliGrader is an autograder generation framework for use in automatically grading java programs. The primary audience is professors and TAs in introductory CS courses using Java. Secondary audiences could possibly include highschool AP CS teachers.
    Downloads: 0 This Week
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  • 19
    JDynA is a JAVA library for the management of persistable object properties in a dynamic fashion. The structure of domain objects can be modified by adding, removing or altering properties, also via web UI, without need for any change in the database.
    Downloads: 0 This Week
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  • 20
    This project contains a framework, built to be used in a Digital Game Design Undergraduate course. Such framework allow a better learning of object-oriented principles by first-grade students.
    Downloads: 0 This Week
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  • 21
    KemetLF is a Java/Swing library + DEMO which defines the Look and Feel of kemet project. This library which introduces the transcription and transliteration of egyptian hieroglyphs based on the list of Gardiner's signs (middle egyptian) - Art and Cu
    Downloads: 0 This Week
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  • 22
    This is a Java API binding of the IEEE LTSC LOM (Learning Object Metadata) specification. It defines an implementation neutral Java interface for the LOM, as well as providing a default implementation of that interface, and XML marshalling functionality
    Downloads: 0 This Week
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  • 23
    This research project seeks to use compiler techniques to perform an attribute-based data-flow analysis on (MOF/UML)models allowing for a syntax-driven validation of a model's static semantics as well as an abstract interpretation of i dynamic behavior.
    Downloads: 0 This Week
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  • 24
    This project is just a simple exploration of object oriented design patterns. Our project begins with a Conway Game of Life program, applying patterns where possible. The eventual goal of this project is to develop a reusable library of patterns.
    Downloads: 0 This Week
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  • 25
    An web system for small university courses, typically postgrad. Simple to install/maintain, easy for "teachers" with any scripting skills to extend. Alternative to big-iron VLEs/LMSs. Forums, quizzes, timetables, cms, year and user management, etc.
    Downloads: 0 This Week
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