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

  • Gen AI apps are built with MongoDB Atlas Icon
    Gen AI apps are built with MongoDB Atlas

    Build gen AI apps with an all-in-one modern database: MongoDB Atlas

    MongoDB Atlas provides built-in vector search and a flexible document model so developers can build, scale, and run gen AI apps without stitching together multiple databases. From LLM integration to semantic search, Atlas simplifies your AI architecture—and it’s free to get started.
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  • AI-powered service management for IT and enterprise teams Icon
    AI-powered service management for IT and enterprise teams

    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity. Maximize operational efficiency with refreshingly simple, AI-powered Freshservice.
    Try it Free
  • 1
    JNode is a Java New Operating system Design Effort. JNode is a simple to use and install Java operating system for personal use on modern devices. Any java application runs on it, fast and safe. See our homepage for additional information.
    Downloads: 10 This Week
    Last Update:
    See Project
  • 2
    Argus is a highly integrated Eclipse plug-in. The purpose of this plug-in is to add additional Errors and Warnings to the Eclipse Framework, assisting Java programmers to create bug free, high quality code.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    ManMetAssembly is an assembly simulator wirtten in Java. The aim is to replace "Sim8086" used in universities, as well as enhancing the simulator by proviging fetch-execute cycle information, as well as features oftern found in modern IDEs.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    QJ-Pro is a sophisticated code quality assessment and coding standards technology for Java development detecting potential software defects at compile time. It offers the ability to significantly reduce code review effort by automating a major portion of
    Downloads: 0 This Week
    Last Update:
    See Project
  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
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