Java Libraries and Tools Page 8 of 8

Browse 181 Java Libraries and Tools on AlternativeTo.

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  1. PyxleOS icon
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    PyxleOS is an open source Java based pixel editor. Why is it special? Because it is written in Java, it is inherently cross platform. This means any computer running Java (JVM) can run PyxleOS!

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Java
    PyxleOS screenshot 1
    PyxleOS screenshot 1
    PyxleOS screenshot 2
  2. Fizzim icon
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    Fizzim is a FREE, open-source GUI-based FSM design tool. The GUI is written in java for portability. The backend code generation is written in perl for portability and ease of modification.

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Java
    Fizzim screenshot 1
  3. JSpecify icon
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    An artifact of fully-specified annotations to power static-analysis checks, beginning with nullness analysis.

    Cost / License

    Platforms

    • Java
    • Self-Hosted
    JSpecify screenshot 1
  4. Oso icon
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    Engineering teams use Oso when they’re done rolling their own permissions. It lets your application answer questions like “can this user read that document?” and “which objects can this agent manage?”

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Python
    • .NET Framework
    • Software as a Service (SaaS)
    • Go (Programming Language)
    • Java
    • Node.JS
    Get permissions-aware LLM responses by filtering vector embeddings.
    Sync your authorization data with Oso, or keep it in your database – whatever fits your architecture best.
    RBAC, ReBAC, ABAC, AnyBAC you need. Express any authorization model with Polar, our flexible DSL for permissions logic.
    4 alternatives
  5. KeenWrite icon
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    A free, open-source, cross-platform desktop Markdown editor for producing beautifully typeset PDFs.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Java
    KeenWrite screenshot 1
    KeenWrite screenshot 1
    KeenWrite screenshot 2
    +5
    KeenWrite screenshot 3
    92 alternatives
  6. Cityographer lets you instantly create a city map and details (residents, store inventories & prices, etc.) You can have the program do it all in one step, or run it in a step-by-step fashion and edit the map and details as you go.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • Java
    7 alternatives