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.

  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
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  • Gen AI apps are built with MongoDB Atlas Icon
    Gen AI apps are built with MongoDB Atlas

    The database for AI-powered applications.

    MongoDB Atlas is the developer-friendly database used to build, scale, and run gen AI and LLM-powered apps—without needing a separate vector database. Atlas offers built-in vector search, global availability across 115+ regions, and flexible document modeling. Start building AI apps faster, all in one place.
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  • 1
    Provides an ANTLR plugin (including grammar file editor with outline page and project nature with incremental builder) for the Eclipse platform
    Downloads: 0 This Week
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  • 2
    A suite of Java ClassLoaders that use "load-time reflection" (the modification of bytecodes upon class loading) to extend existing Java classes. It uses the excellent BCEL library (http://bcel.sf.net).
    Downloads: 0 This Week
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  • 3
    APT-Jelly provides a template-oriented approach to code generation from Java source code. Based on Sun's Annotation Processing Tool, APT-Jelly allows developers to leverage the latest features including metadata (annotations), generics, and enums.
    Downloads: 0 This Week
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  • 4
    An ASN to Java Stub Compiler.
    Downloads: 0 This Week
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  • 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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  • 5
    AST Reproduce is a plugin for the Eclipse IDE. The purpose of this plugin is to generate code, that creates an Abstract Syntax Tree (AST) node. AST Reproduce expects as input an example AST node.
    Downloads: 0 This Week
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  • 6
    Project is the source to a tutorial that shows how to use Eclipse AST to add complete subtrees to your code. There are no releases, just browse the SVN.
    Downloads: 0 This Week
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  • 7
    ASTGen automatically generates implementations of Composite pattern hierarchies of data objects from a simple, one-file description of the class hierarchy. ASTGen is written in and generates code for Java. Includes an Ant task.
    Downloads: 0 This Week
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  • 8
    XML schema to specify relational database administration and operations. Uses XML, XSLT stylesheets and Java code to allow applications to use advance features of databases and have complex queries without being tied to a specific relational database.
    Downloads: 0 This Week
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  • 9

    Action Test Script

    Script language for create gui test action on application to test

    Downloads: 0 This Week
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  • Enterprise-grade ITSM, for every business Icon
    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity.

    Freshservice is an intuitive, AI-powered platform that helps IT, operations, and business teams deliver exceptional service without the usual complexity. Automate repetitive tasks, resolve issues faster, and provide seamless support across the organization. From managing incidents and assets to driving smarter decisions, Freshservice makes it easy to stay efficient and scale with confidence.
    Try it Free
  • 10
    Provides possibility to adapt the interface of tested class. Enables to set a state of the class while writing tests by accessing the members that are not usually accessible.
    Downloads: 0 This Week
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  • 11

    Adichatz - Eclipse 4 RCP Framework

    Develop quickly & easily Eclipse 4 RCP Application in JEE/JSE context

    In a few minutes, Adichatz plugins allow you to develop an Eclipse 4 RCP application using JPA in a JEE or JSE context. Editors enable to edit beans and their dependencies including databinding, validation, transaction... Components are easily extensible.
    Downloads: 0 This Week
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  • 12
    Akrogen is code generation Eclipse Plugin (version 3.2.*) oriented components. With Akrogen you can describe your Eclipse Wizards pages with XML/XUL.
    Downloads: 0 This Week
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  • 13
    Alchim is a set of tools to help create and build project (mainly java and scala project).
    Downloads: 0 This Week
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  • 14
    The Amplify MDA project is aimed at delivering a 'model-to-text' generator tool with real-world applicability in less than 1000 lines of Java/Groovy code.
    Downloads: 0 This Week
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  • 15
    Analysys is a no-nonsense persistence layer generation tool for Java. Simple POJOs can be generated directly from your database schema, and you can be up and running in minutes.
    Downloads: 0 This Week
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  • 16

    Anapgen

    Another Application Generator

    Anapgen is a java based framework meant to generate java applications from a custom language. Anapgen is primarily designed to generate data processing applications (generating both the model and the view logic).
    Downloads: 0 This Week
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  • 17
    This project is a community platform for plug-ins for the code generator AndroMDA. Here, users of AndroMDA can share and contribute any plug-in they like, e.g. cartridges, repositories, template-engines, metafacades, translation libraries, and so on.
    Downloads: 0 This Week
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  • 18

    Android Sqlite DatabaseHelper Generator

    Android Sqlite DatabaseHelper Generator

    This generator will save your time. It will generate SqliteHelper and Models for you. All what you have to do is to use the GUI to create your tables and it will do the rest for you... The generator will generate a Model for each Table. It will also generate the databaseHelper class that include: - Create statments for all tables - onCreate, onUpgrade, clear - and for each table: Create, Update, Delete, getCount, GetRecordById, GetAllRecords
    Downloads: 0 This Week
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  • 19
    This is an android preprocessor derived from antenna. It is simpler and its intended to work as an eclipse plugin and as an standalone ant task, useful for console/hudson compiling.
    Downloads: 0 This Week
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  • 20
    AntAcid is a GUI front-end to Jakarta's ant build tool. Eliminates requirement to code directly in XML. Context-menus direct the user to allowable selections of Tasks, nested Tasks and their respective attributes. Generates xml buildfiles.
    Downloads: 0 This Week
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  • 21
    Ant-based tool to migrate Java source files to GNU Autotools standards, making them compatible with usual "configure; make; make install" build mechanism.
    Downloads: 0 This Week
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  • 22
    Antics - Yet another collection of custom Apache Ant components: Tasks, tips, examples, idioms, and in-depth articles for build file writers and custom task developers alike.
    Downloads: 0 This Week
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  • 23

    AnyParser

    Problemless Grammar and Parser in Java

    Grammar based parsing in Java 8 to a tree structure. Create with no overhead a grammar in java and parse it into a tree structure. Will probably work right away with your grammar.
    Downloads: 0 This Week
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  • 24
    AXgen is a code generator using XMI as input and Velocity templates for transformation. Ready to use templates are given to generate Java classes for OJB, including Repository and SQL script to build the corresponding DB scheme.
    Downloads: 0 This Week
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  • 25
    AppGen eclipse plugin generate full java web application source codes based on Spring and iBatis. You can set the XML configuration mapping file from a database schema quickly by conventions, and can edit it easily. (requires java 1.5 or higher)
    Downloads: 0 This Week
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