Open Source Java Software

Browse free open source Java Software and projects below. Use the toggles on the left to filter open source Java Software 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.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
    Start Free
  • 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.
    Start Free
  • 1

    Azonto Messenger

    Cross-Platform Mobile Messaging Application

    Azonto is a Cross-Platform Mobile Messaging Application that allows users to share images, songs, videos, create and add each other to groups. It is for the trendy who wants to be on top of the mobile messaging game.
    Downloads: 0 This Week
    Last Update:
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  • 2
    The classical puzzle game Minesweeper adapted to mobile devices.
    Downloads: 0 This Week
    Last Update:
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  • 3
    A package that contains a database and a server which allows you to develop industry php applications from your mobile device!
    Downloads: 0 This Week
    Last Update:
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  • 4
    OMMP is a community driven open source platform for developing mobile mashups (aka moshups) for mass-market devices. With OMMP, you can create fully functional widgets/applications that work on almost all mobile devices within a few hours.
    Downloads: 0 This Week
    Last Update:
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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.
    Start Free
  • 5
    Open Voxel Engine for RTS

    Open Voxel Engine for RTS

    Java based Open source Voxel Engine for RTS games

    OVERTS© is an open source Java coded gaming engine that is designed for the creation of turn-based and real-time strategy games. The aims of this project is to create easy to use tools to create worlds, terrains, and objects, with an easy to use Voxel editor, as well as provide an API for easy coding of most any style of strategy game one can think of.
    Downloads: 0 This Week
    Last Update:
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  • 6
    Open source journey planner for mobiles devices (like Android, iPhone, Windows Mobile, BlackBerry or Java ME) designed for transport systems like Transmilenio.
    Downloads: 0 This Week
    Last Update:
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