Open Source Java Software Development Software

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

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  • 1
    Technical analysis library with indicators like ADX, MACD, RSI, Stochastic, TRIX... includes also candlestick pattern recognition. Useful for trading application developpers using either Excel, .NET, Mono, Java, Perl or C/C++.
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    Downloads: 17,072 This Week
    Last Update:
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  • 2
    JasperReports Library

    JasperReports Library

    Free Java Reporting Library

    JasperReports Library is the world's most popular open source business intelligence and reporting engine. It is entirely written in Java and it is able to use data coming from any kind of data source and produce pixel-perfect documents that can be viewed, printed or exported in a variety of document formats including HTML, PDF, Excel, OpenOffice and Word. The project is also available at: https://github.com/TIBCOSoftware/jasperreports Jaspersoft Studio is the open source report designer for the JasperReports Library. https://community.jaspersoft.com/project/jaspersoft-studio JasperReports Server is the most popular open source interactive reporting and analytics server built-on JasperReports Library. https://community.jaspersoft.com/project/jasperreports-server JasperReports IO is for reporting and data visualization in a world of cloud, microservices, and DevOps. https://community.jaspersoft.com/project/jasperreports-io
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    Downloads: 1,546 This Week
    Last Update:
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  • 3
    JFreeChart
    JFreeChart is a free (LGPL) chart library for the Java(tm) platform. It supports bar charts, pie charts, line charts, time series charts, scatter plots, histograms, simple Gantt charts, Pareto charts, bubble plots, dials, thermometers and more. *** JFreeChart has moved to GitHub: https://github.com/jfree/jfreechart ***
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    Downloads: 285 This Week
    Last Update:
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  • 4
    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.
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    Downloads: 270 This Week
    Last Update:
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  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

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  • 5
    IMPORTANT NOTICE: This project has moved to GitHub: https://github.com/sarahtattersall/PIPE Releases will be posted here, but please check on GitHub for the most recent activity. Create, model and analyse Petri nets with a standards-compliant Petri net tool. PIPE2 is the active fork of the Platform Independent Petri net Editor project, which originated at Imperial College London.
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    Downloads: 118 This Week
    Last Update:
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  • 6
    GeOxygene
    GeOxygene aims at providing an open framework which implements OGC/ISO specifications for the development and deployment of geographic (GIS) applications. It is a open source contribution of the COGIT lab. at the IGN (the French National Mapping Agency).
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    Downloads: 177 This Week
    Last Update:
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  • 7
    Yaoqiang BPMN Editor

    Yaoqiang BPMN Editor

    an Open Source BPMN 2.0 / DMN 1.1 Modeler

    Yaoqiang BPMN Editor is a graphical editor for business process diagrams, compliant with OMG specifications (BPMN 2.0 / DMN 1.1).
    Downloads: 53 This Week
    Last Update:
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  • 8
    JTrac

    JTrac

    Easy to set up bug tracking with Java

    JTrac is a generic issue-tracking web-application that can be easily customized by adding custom fields and drop-downs. Features include a customizable workflow, field level permissions, e-mail integration, file attachments, a detailed history view and changeable colors to fit a particular CI/CD. After a long hiatus, development has resumed with version 2.2.0 in December 2021, 2.2.1 in February 2022, 2.3.0 in February 2023, 2.3.1 in May 2023, 2.3.2 in July 2023 and 2.3.3 in June 2024. See https://sourceforge.net/p/j-trac/wiki/Home/ for release notes and documentation, and download it at https://sourceforge.net/projects/j-trac/files/jtrac/. Feedback is welcome. JTrac continues to be improved, and has recently been awarded the SourceForge "Open Source Excellence" badge.
    Downloads: 33 This Week
    Last Update:
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  • 9
    Dependency Finder
    Extracts dependencies and OO metrics from Java class files produced by most Java compilers. Computes API differences between versions. No source needed. Includes both Swing and command-line interfaces, with XSL stylesheets for formatting output.
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    Downloads: 117 This Week
    Last Update:
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  • 10
    JOrtho - Java Orthography Checker
    JOrtho is a spell checker for Java. The library works with any JTextComponent from the swing framework. The dictionary is based on the free Wiktionary.org and applicable for multiple languages. You can select the spellchecking language via context menu.
    Downloads: 16 This Week
    Last Update:
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  • 11
    RunaWFE Free

    RunaWFE Free

    is low code bpm platform, which is easy to install and easy to use

    RunaWFE Free is a fully functional business process management system. It includes Workflow engine, Process Designer (Developer Studio), Form Builder, Task notification client, and other components that provide end-user convenience. BPMN and UML AD notations are supported. Thanks to RunaWFE web interface users can receive, filter, perform and delegate the tasks of business process instances, start new business process instances, view the properties of started business process instances, deploy new business process definitions. Administrators can: create /remove actors and groups, include /exclude actors to/from groups, grant permissions on system objects to actors and groups, forcibly stop business process instances, add/change actors substitutions rules. Tutorial: https://runawfe.org/doc/Tutorial InstallationGuide: https://runawfe.org/doc/InstallationGuide Documentation: https://runawfe.org/doc/Documentation
    Downloads: 11 This Week
    Last Update:
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  • 12
    ADempiere ERP Business Suite

    ADempiere ERP Business Suite

    A full ERP system - moved to GitHub. See full description for details.

    NOTE: We're moving! See adempiere.net for more info. ADempiere Business Suite is a fully functional ERP/CRM/MFG/SCM/POS system suitable for large enterprise adoption. The software is fully open source and supported by an international community of developers and system experts.
    Downloads: 10 This Week
    Last Update:
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  • 13

    OpenXava

    Automatic frontend engine for Java

    Automatic frontend engine for Java. Write just the domain classes in plain Java. Get a web application ready for production.
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    Downloads: 10 This Week
    Last Update:
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  • 14
    Compiere ERP + CRM Business Solution
    Compiere ERP+CRM is the leading open source ERP solution for Distribution, Retail, Manufacturing and Service industries. Compiere automates accounting, supply chain, inventory and sales orders. Compiere ERP is distributed under GPL V2 by Compiere, Inc.
    Downloads: 8 This Week
    Last Update:
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  • 15
    SwiftGantt
    SwiftGantt is a opensource Java swing Gantt Chart component that lets you to display project schedule as Gantt Chart, either client-side or server-side application. It is intended to be flexible, compatible and easy to use.
    Downloads: 20 This Week
    Last Update:
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  • 16
    jBPM

    jBPM

    open-source, flexible Business Process Management (BPM) in Java

    jBPM is a business process management system. The light-weight, embeddable engine can execute native BPMN2. jBPM offers eclipse-based and web-based tooling for developers and business users to create, monitor and manage your processes.
    Downloads: 27 This Week
    Last Update:
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  • 17
    Java 2D & 3D visual entity relationship design & modeling (ERD,SQL) for Oracle,MSSQL,Postgres,MySQL,...,Database change&dictionary management, Swing Data Binding, Apache FOP Renderer for dot matrix printers,Sparx Enterprise Architect Reports + more
    Downloads: 8 This Week
    Last Update:
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  • 18
    Web KeePass Password Safe
    Web AND Mobile (Apple iPhone) based, multi user, java port of the KeePass project. A free, easy to use password manager which helps you to manage your passwords in a secure way. Focused on deep encryption and ease of use.
    Downloads: 5 This Week
    Last Update:
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  • 19
    Software tools for building interactive information visualization applications. Prefuse supports a rich set of features for data modeling, visualization, animation, and interaction for both Java (prefuse) and Flash (prefuse flare).
    Downloads: 4 This Week
    Last Update:
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  • 20
    Piggydb

    Piggydb

    Piggydb helps you have more fun with knowledge creation.

    Piggydb is a flexible and scalable knowledge building platform that supports a heuristic or bottom-up approach to discover new concepts or ideas based on your input. You can begin with using it as a flexible outliner, diary or notebook, and as your database grows, Piggydb helps you to shape or elaborate your own knowledge. Piggydb is a Web application provided as a self-contained package that contains a Web server and database engine. With Piggydb, you can create highly structured content by connecting knowledge fragments to each other to build a network structure, which is more flexible and expressive than a tree structure. Fragments can also be classified using hierarchical tags.
    Downloads: 6 This Week
    Last Update:
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  • 21
    An open source workbench for chemo- and bioinformatics built on the Eclipse Rich Client Platform (RCP).
    Downloads: 5 This Week
    Last Update:
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  • 22
    DJVU++

    DJVU++

    The DjVu complete solution,with OCR Technology(Arabic ,English).

    DjVu++ is a user-friendly program that used to manipulate DjVu file formats such as eBooks with a penalty of editing features. The program introduce a free replacement for the property PDF format with similar resolution and smaller file size DjVu++ also support OCR to handle text in scanned books and images. The program shows good performance for English. In addition to the Arabic language to lead free and commercial software in this area. The main features of DjVu++ program are: o Manipulate DjVu files. o Support smaller size than PDF with the same performance. o DjVu++ supports two languages in the OCR technique (Arabic and English). o Read multiple documents at the same time with the new tabs feature. o DjVu++ supports multiple formats:  Convert PDF document into DjVu format with smaller file size and the same performance.  Convert DjVu into PDF format.  Combine images to a single DjVu document. Perform OCR operations on multiple image formats.
    Downloads: 10 This Week
    Last Update:
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  • 23
    A small and easy to use framebuffer graphics library
    Downloads: 8 This Week
    Last Update:
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  • 24
    EDIReader parses EDI input from ANSI X12 and EDIFACT, including documents for HIPAA compliance. It supports Java JAXP/SAX XML interfaces with a custom implementation of an "XML" parser, allowing access to EDI data with XML tools.
    Downloads: 7 This Week
    Last Update:
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  • 25
    CloudI: A Cloud at the lowest level
    CloudI is an open-source private cloud computing framework for efficient, secure, and internal data processing. CloudI provides scaling for previously unscalable source code with efficient fault-tolerant execution of ATS, C/C++, Erlang/Elixir, Go, Haskell, Java, JavaScript/node.js, OCaml, Perl, PHP, Python, Ruby, or Rust services. The bare essentials for efficient fault-tolerant processing on a cloud!
    Downloads: 6 This Week
    Last Update:
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