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

  • $300 Free Credits to Build on Google Cloud Icon
    $300 Free Credits to Build on Google Cloud

    New customers can spin up VMs, build with AI, and query data at no cost.

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  • One Monitoring Tool for IT, OT and Cloud | Free Trial Icon
    One Monitoring Tool for IT, OT and Cloud | Free Trial

    Vendor-agnostic monitoring across on-prem servers, cloud platforms and OT devices, all in one dashboard. No more tool sprawl.

    Modern infrastructure spans data centers, cloud platforms and factory floors, and every blind spot between them is a risk. PRTG supports SNMP, WMI, SSH and other standard protocols to monitor IT, OT and hybrid environments through one customizable dashboard. Build the views your team needs, from network health to application performance, without switching tools. Try PRTG free for 30 days now.
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  • 1
    A home for additional useful tasks and types for Ant (http://ant.apache.org).
    Leader badge
    Downloads: 1,132 This Week
    Last Update:
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  • 2
    JSmooth creates standard Windows executable files (.exe) that smartly launch java applications. It makes java deployment much smoother and user-friendly, as it is able to find and run Java VMs by itself, or help the user get one if none are available.
    Downloads: 41 This Week
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  • 3
    DEPRECATED > GNU ARM Eclipse

    DEPRECATED > GNU ARM Eclipse

    A family of Eclipse CDT extensions and tools for GNU ARM development.

    These plug-ins provide build and debug extensions for Eclipse CDT (C/C++ Development Tools) for 32/64-bits GNU ARM toolchains like GNU Tools for Embedded, Linaro, etc, ready to run STM32Fx project templates and full integration for advanced J-Link JTAG/SWD probes, including SWO tracing console and peripheral registers view.
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    Downloads: 18 This Week
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  • 4
    Abuild is no longer being maintained. In the years since its creation, better options have emerged. Even so.... Abuild is a scalable build system that applies Object-Oriented principles to the build problem. It is powerful and flexible and helps ensure build integrity while simplifying the user's view of the build. A thorough user's manual is included.
    Downloads: 76 This Week
    Last Update:
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  • Train ML Models With SQL You Already Know Icon
    Train ML Models With SQL You Already Know

    BigQuery automates data prep, analysis, and predictions with built-in AI assistance.

    Build and deploy ML models using familiar SQL. Automate data prep with built-in Gemini. Query 1 TB and store 10 GB free monthly.
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  • 5
    Community Z Tools

    Community Z Tools

    Tool support for the Z formal notation

    Community Z Tools Project (CZT): Tools for editing, typechecking and animating Z specifications and related notations. Includes a Java framework for building formal methods tools. NOTE: development of CZT has now moved to GitHub: https://github.com/community-z-users/czt
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    Downloads: 53 This Week
    Last Update:
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  • 6
    FIPA-OS is a component-based toolkit enabling rapid development of FIPA compliant agents. FIPA-OS supports the majority of the FIPA Experimental specifications (<a href="http://www.fipa.org">www.fipa.org</a>) and is being continuously improved.
    Downloads: 28 This Week
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  • 7
    One-JAR(TM)
    One-JAR(TM) is a simple solution to a vexing problem in Java: how to distribute an application as a single jar-file, when it depends on multiple other jar-files. One-JAR uses a custom classloader to discover library jar files inside the main jar.
    Downloads: 4 This Week
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  • 8
    EclipseNSIS is a plugin for the Eclipse platform which enables editing, compiling and testing Nullsoft Installer (NSIS) scripts. The InstallOptions Editor plugin is for editing of InstallOptions files. (Requires Eclipse GEF http://www.eclipse.org/gef)
    Downloads: 6 This Week
    Last Update:
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  • 9
    J.O.O.D.A. is a pure Java 1.3 Java IDE. Supporting syntax highlightning, dynamic execution of code, Win98 and Linux, file-based editing of sourcecode, class-based editing of sourcecode...
    Downloads: 13 This Week
    Last Update:
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  • Go from Code to Production URL in Seconds Icon
    Go from Code to Production URL in Seconds

    Cloud Run deploys apps in any language instantly. Scales to zero. Pay only when code runs.

    Skip the Kubernetes configs. Cloud Run handles HTTPS, scaling, and infrastructure automatically. Two million requests free per month.
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  • 10
    HOOPLE is a portable collection of C++ source code, featuring thread-safe objects for collections and event processing, RPC-style plugin-based encrypted networking (CROMP / octopus), bookmark collection management utilities, and a lot of other cool stuff. This is the project page for HOOPLE version 1, which was retired on September 25 2010. The code supposedly still builds on both Linux (with gnu gcc) and on Windows (with ms visual studio). Most of the code from hoople1 has moved into the Feisty Meow® Concerns Ltd codebase, available at http://feistymeow.org for your enjoyment.
    Downloads: 9 This Week
    Last Update:
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  • 11
    The project provides a set of Ant tasks for developing J2ME/MIDP applications based on the J2ME Wireless Toolkit. The new tasks allow for compilation, preverification, packaging, and obfuscation of a MIDlet suite as well as for making a PalmOS PRC file.
    Downloads: 4 This Week
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  • 12
    Maven 2 and Maven 3 build system extension that allows writing annotated Mojos using JDK 1.5 annotations instead of doclet comments.
    Downloads: 7 This Week
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  • 13
    A Java Utility to edit and create new game content for Might and Magic 8 with support for 6 and 7. This is an extension of the no-longer-developed UnLod java utility for MM8. MM8LevelEditor is no longer actively developed. A new MMLevelEditor is being re
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    Downloads: 7 This Week
    Last Update:
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  • 14
    XML related tools: xsddoc (documentation tool for W3C XML Schema), xsddoc maven plugin, swing: JXTable (JTable with frozen columns)
    Downloads: 7 This Week
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  • 15
    This is going to be a Java Swing Application that will be used as a quick reference for Java API names. It will feature incremental search and filtering so that searching efficiency is improved. It will be very simple and a good way to statistically analyze java api's.
    Downloads: 4 This Week
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  • 16
    Clownfish is a maven2 plugin glassfish deployer.
    Downloads: 3 This Week
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  • 17
    EasyStruts provide advanced support for developing Struts web applications with Eclipse . keywords: MVC, Struts, Eclipse, Java
    Downloads: 1 This Week
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  • 18
    Jalopy is a source code formatter/beautifier/pretty printer for the Java programming language. It is aimed to provide a full-featured, yet free alternative to the well-known Jindent. Plug-ins for Ant, Eclipse, IDEA, JBuilder, JDeveloper, jEdit, NetBeans.
    Downloads: 1 This Week
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  • 19
    This project is just the bridge between MSMQ and JMS (JAVA). Based on JNI concept which helps to create a DLL by using Visual C++. The java methods calls the C++ class which is used to make dll and this C++ class return back messages of MSMQ.
    Downloads: 1 This Week
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  • 20
    Cathcart is a collection of Apache Ant tasks and a Maven plugin for checking trends in software metrics (generated by junit, jmeter, clover, pmd, findbugs, cobertura etc). Use Cathcart to ensure continuous improvement in software quality.
    Downloads: 2 This Week
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  • 21
    Coefficient is a project-based collaboration platform deployable as either a J2EE or a Web application. It provides collaboration tools as hot deployable modules. It also provides a workflow engine to help guide projects through their development cycle.
    Downloads: 2 This Week
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  • 22
    The CrazyBeans project is now hosted at https://github.com/BITPlan/CrazyBeans
    Downloads: 2 This Week
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  • 23
    Fresh Juice is Java User Interface Codification Engine. It provides easy designing, storing and plugging-in of graphic user interfaces and appropriate applications in xml-extension format.
    Downloads: 2 This Week
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  • 24
    GoogleSitesAnt

    GoogleSitesAnt

    Manipulate Google Sites pages with Ant tasks

    A simple Ant task allowing for the creation and basic updating of Google Sites pages.
    Downloads: 2 This Week
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  • 25
    Java Utilities is a collection of following java applications: 1) Setup Maker : Makes platform independent setup 2) Class Loader : Opens java apps and applets 3) Help Maker : Shell for viewing help files 4) Applet Viewer 5) Custom Swing Components
    Downloads: 2 This Week
    Last Update:
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