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.

  • Build Agents and Models on One Platform Icon
    Build Agents and Models on One Platform

    Everything you need to build production-ready agents and models. Access 200+ Google and third-party AI models and tools.

    Gemini Enterprise Agent Platform is Google Cloud's comprehensive platform for developers to build, scale, govern, and optimize agents and models. Choose from Google's most advanced models and third-party models like Anthropic's Claude Model Family.
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  • $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.

    Put your $300 in credit toward real workloads, then keep building with free monthly usage for 20+ products. No commitment and no charge until you upgrade.
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  • 1
    Convertigo

    Convertigo

    Low Code Platform for Enterprises

    Convertigo is an open source Low Code Application Platform (LCAP) featuring MXDP (Multi eXperience Development Platform) for full-stack mobile and web application development - Large variety of connectors to enterprise apps - Low Code microservice builder to orchestrate and combine data and processes from multiple enterprise apps. - Offline data and complete data synchronization for disconnected scenarios. - Cross-platform WebApp and Native app mobile application development tools for iOS, Android platforms - Security managers and Identity managers - Mobile application updates and administration - Monitoring and administration tools. Convertigo also features an RPA integration tool for legacy mainframe applications and Web html applications. Convertigo Community Edition is AGPL based.
    Downloads: 14 This Week
    Last Update:
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  • 2
    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: 12 This Week
    Last Update:
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  • 3
    J2ME Polish is a next generation framework for the rapid development of J2ME applications. Features included are a powerful GUI framework, utility classes and ant-based build tools for the creation of device optimised applications.
    Downloads: 6 This Week
    Last Update:
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  • 4
    Developer tools for EXPRESS (ISO 10303-11), an information modeling language. The core of this project is a Java Express parser using the ANTLR parser generator. This project was initiated by the National Institute of Standards and Technology.
    Downloads: 3 This Week
    Last Update:
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  • Custom VMs From 1 to 96 vCPUs With 99.95% Uptime Icon
    Custom VMs From 1 to 96 vCPUs With 99.95% Uptime

    General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.

    Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
    Start Free
  • 5
    TIPcon1 is a standards-compliant soft phone using text, voice and video with accessibility features.
    Downloads: 4 This Week
    Last Update:
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  • 6
    This is the original (Windows/PalmOS) and UNSUPPORTED version of DataDyne's EpiSurveyor mobile data collection software. EpiSurveyor has changed its name to Magpi, and you can register for a free Magpi account at www.magpi.com
    Downloads: 0 This Week
    Last Update:
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  • 7
    An architecture description language (DiaSpec) supports the description of components of a given distributed computing area. From these descriptions, DiaGen generates a dedicated programming framework to support distributed application development.
    Downloads: 0 This Week
    Last Update:
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  • 8
    The DragonBreath Engine is a constraint solver based on local search. It features real-time computation, handling of dynamics, structural constraint satisfaction, and an easy way to include domain-specific knowledge.
    Downloads: 0 This Week
    Last Update:
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  • 9
    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: 0 This Week
    Last Update:
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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.
    Try PRTG Free
  • 10
    HiveMind Java Web Application Cloud IDE

    HiveMind Java Web Application Cloud IDE

    Web development IDE in browser, supports Java, ruby, javascript...etc

    HiveMind is a browser based web development that combines an application container (jetty), a middleware and a developer environment that runs in the browser. It runs on the jvm so you are not limited by environment. You can run it on your laptop, company server or even on a cloud service like AWS. It supports Java, Ruby, Python, JavaScript, Groovy, Clojure. Source include so it is easy to hack so you can modify it for your own need.
    Downloads: 0 This Week
    Last Update:
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  • 11
    MetaBoss is an integrated suite of tools for design, development and management of software systems through modelling. It utilises MDA (Model Driven Architecture) concepts and is primarily oriented at enterprises using Java based tools and technologies.
    Downloads: 0 This Week
    Last Update:
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  • 12
    PizzaFactory is a distribution package for embedded software development based on Eclipse. The fullset of PizzaFactory is a commercial product. Here is a OSS version (subset but enough useful for hobby users.)
    Downloads: 0 This Week
    Last Update:
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  • 13
    The Beanshell Preprocessor; the fully caffeinated preprocessor.
    Downloads: 0 This Week
    Last Update:
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  • 14
    Explodes (uncompress) a Java EAR file.
    Downloads: 0 This Week
    Last Update:
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  • 15

    WebAppBuilder

    WebBuilder is a powerful rapid application development tool for creati

    WebBuilder is a powerful rapid application development tool for creating amazing web applications. .Browser based integrated development environment. .Rich component library. .Develop application easily and quickly. .High performance and high stability. .Cross Browser, database and operating system. .Server side script support. .Smart database access. http://www.putdb.com
    Downloads: 0 This Week
    Last Update:
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  • 16
    csmake

    csmake

    Cloud Service Make.

    To make the native application to support cloud service, csmake will genarate a client stub and the service application, it's similar with the webservice, COBAR, omniORB, SOAP, gsoap etc.
    Downloads: 0 This Week
    Last Update:
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