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

  • Orchestrate Your AI Agents with Zenflow Icon
    Orchestrate Your AI Agents with Zenflow

    The multi-agent workflow engine for modern teams. Zenflow executes coding, testing, and verification with deep repo awareness

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  • Auth0 for AI Agents now in GA Icon
    Auth0 for AI Agents now in GA

    Ready to implement AI with confidence (without sacrificing security)?

    Connect your AI agents to apps and data more securely, give users control over the actions AI agents can perform and the data they can access, and enable human confirmation for critical agent actions.
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  • 1
    Rev = Really Easy Validation - write your form validation code once in this simple and powerful language that generates code for JavaScript, Perl, PHP, and Java. With Rev you get server side and client side data validation with no duplicated code.
    Downloads: 0 This Week
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  • 2
    The aim of this project is to create a fully functional COBOL compiler that translate into Java or directly into bytecode.
    Downloads: 0 This Week
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  • 3
    A parsing toolkit that supports both top-down (LL(1) and Simple Precedence) and bottom-up parsing (LR(0), SLR(1), LR(1) and LALR(1)). The toolkit supports generating Java parsers for all the bottom-up parsing methods, based on a CUP definition.
    Downloads: 0 This Week
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  • 4
    STDL (Structured test description language) is a domain-specific testing language that is used to auto-generate unit test code. It supports a myriad of output languages (incl. C#). The project's aim is that of reducing the resources required for testing
    Downloads: 0 This Week
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  • Fully managed relational database service for MySQL, PostgreSQL, and SQL Server Icon
    Fully managed relational database service for MySQL, PostgreSQL, and SQL Server

    Focus on your application, and leave the database to us

    Cloud SQL manages your databases so you don't have to, so your business can run without disruption. It automates all your backups, replication, patches, encryption, and storage capacity increases to give your applications the reliability, scalability, and security they need.
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  • 5
    Shark is an open-source preprocessor for Java that lets you do more with less. Shark makes Java sharper by adding Apache Velocity-style foreach loops and property getters, C#-style property setters, and more. Shark includes a commandline tool as we
    Downloads: 0 This Week
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  • 6
    The TechTrader Bytecode Toolkit is a high-level set of APIs for manipulating java bytecode. It is primarily targeted at making runtime and/or compile-time enhancements to existing java classes, or creating new java classes on the fly.
    Downloads: 0 This Week
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  • 7
    The CCC Language is yet another programming language. It is platform-independent, compact, and robust. Supports many SQL engines, has own ISAM DB engine, has terminal mode and more UI-s, is object-oriented, but it is compiled and not interpreted.
    Downloads: 0 This Week
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  • 8
    The Clump language proposes a natural evolution of the basic Object-Oriented paradigm revisiting the duality existing between the data and the knowledge. This implies a design based on Class-Oriented and Pattern-Oriented approaches in a same language
    Downloads: 0 This Week
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  • 9
    DKU is an embedded parallel language, or "piggy-back" language that uses function calls to invoke the language's execution model. It tunes task-size to the hardware while hiding hardware details for high performance portability of parallel code.
    Downloads: 0 This Week
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  • eProcurement Software Icon
    eProcurement Software

    Enterprises and companies seeking a solution to manage all their procurement operations and processes

    eBuyerAssist by Eyvo is a cloud-based procurement solution designed for businesses of all sizes and industries. Fully modular and scalable, it streamlines the entire procurement lifecycle—from requisition to fulfillment. The platform includes powerful tools for strategic sourcing, supplier management, warehouse operations, and contract oversight. Additional modules cover purchase orders, approval workflows, inventory and asset management, customer orders, budget control, cost accounting, invoice matching, vendor credit checks, and risk analysis. eBuyerAssist centralizes all procurement functions into a single, easy-to-use system—improving visibility, control, and efficiency across your organization. Whether you're aiming to reduce costs, enhance compliance, or align procurement with broader business goals, eBuyerAssist helps you get there faster, smarter, and with measurable results.
    Learn More
  • 10
    The mesh programming language is a universal styling language that utilizes the Java framework. It contains many novel features, rigorous type checking, and integrated extendability.
    Downloads: 0 This Week
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  • 11
    A small Java utility used with AspectJ which allows any checked exception to be re-thrown as an unchecked RuntimeException. This allows aspects to generically throw any checked exception without the compiler complaining. BCEL is used to accomplish this.
    Downloads: 0 This Week
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  • 12
    A collection of language tools based on recursive adaptive grammars (RAGs), built around a general RAG parsing algorithm.
    Downloads: 0 This Week
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  • 13
    The Tree Processing Language allows the specification of an object oriented tree structure, with strong seperation of concerns, which can be compiled into a type safe class hierarchy implementing the tree.
    Downloads: 0 This Week
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  • 14
    TreeDL (Tree Description Language) is a notation for tree structures used by programs (like syntax trees) and tool for translation of tree descriptions to target programming language, docs generation, etc. Tool's functionality can be extended by plugins.
    Downloads: 0 This Week
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  • 15

    ULS

    A lexical analyzer generator that makes the class source code.

    ULS is a class library for creating lexical analyzer from language specification file. It's provided as C/C++/C# and Java (class) libraries with a few of tools on Linux/Windows platform.
    Downloads: 0 This Week
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  • 16
    UfakPython is a small subset of Python programming language, for small embedded devices, like PICs. UfakPython sources are translated to C by UfakPython Compiler. Small Device C Compiler can then compile the C outputs to the target device's codes.
    Downloads: 0 This Week
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  • 17
    Waxeye is a parser generator based on parsing expression grammars (PEGs). It supports C, Java, Javascript, Python, Ruby and Scheme.
    Downloads: 0 This Week
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  • 18
    This project was started in an effort to ease development of Swing applications by creating a XML to Swing rendering utility. Although this project is definitely in the first released state, it shows great promise and focuses solely on the Swing API as a
    Downloads: 0 This Week
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  • 19
    XPL is the eXtensible Programming Language. XPL is an application of XML for interchange of computer programs.
    Downloads: 0 This Week
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  • 20
    antlraux is a java package thought to be used in combination with antlr(http://www.antlr.org). Features contextual information management, command line parsing and lexical information treatment.
    Downloads: 0 This Week
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  • 21
    Chasm-interop is a set of tools that parses C++ and Fortran 90 source files and automatically generates bridging code to provide for seamless language interoperability.
    Downloads: 0 This Week
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  • 22
    classgen is a Java class generator. It produces classes for abstract syntax trees in compiler frontends from simple and compact specifications. Generated classes have builtin support for the Visitor design pattern.
    Downloads: 0 This Week
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  • 23
    {sets} is a lightweight constraint programming language. The uniqueness of {sets}, is that it uses ROBDD ( Reduced Ordered Binary Decision Diagrams ) to represent and solve constraints.
    Downloads: 0 This Week
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  • 24
    cpp2xml

    cpp2xml

    A tool to convert C++ definitions into XML

    cpp2xml is a tool to convert C/C++ definitions into XML. The main goal is to use the XML as input to code generation tools, but any other usage may be imagined.
    Downloads: 0 This Week
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  • 25
    jRate is a real-time Java compiler and runtime system (based on GNU GCJ) with support for much of the Real-Time Specification for Java (RTSJ), including threading constructs with real-time constraints, asynchronous event handling, and memory regions.
    Downloads: 0 This Week
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