code-generation

Java 1-25 Parser and Abstract Syntax Tree for Java with advanced analysis functionalities.

Spoon is a metaprogramming library to analyze and transform Java source code. 🥄 is made with ❤️, 🍻 and ✨. It parses source files to build a well-designed AST with powerful analysis and transformation API.

Android library that creates app shortcuts from annotations

ActiveJ is an alternative Java platform built from the ground up. ActiveJ redefines core, web and high-load programming in Java, providing simplicity, maximum performance and scalability

binary serialization format

A idea-plugin for Java/Scala, support custom code template.

IntelliJ IDEA plugin Fast Request

The implementation of the Rascal meta-programming language (including interpreter, type checker, parser generator, compiler and JVM based run-time system)

Umple: Model-Oriented Programming - embed models in code and vice versa and generate complete systems. Save yourself lots of coding. Do it collaboratively online in UmpleOnline, in an IDE or on the command line.

A simple, lightweight and powerful field validation library for Android.

Telosys CLI - Command Line Interface

TestMe IntelliJ IDEA Plugin - Auto generates Unit Test code

OpenAPI JSON Schema Generator allows auto-generation of API client libraries with a focus on JSON schema given an OpenAPI document

zero sugar, zero fat, zero serialization overhead

“Byte Buddy Tutorial” 中文翻译：Byte Buddy 教程。

A very basic library which will generate getters and setters.

A heavily extended fork of the com.sun.codemodel (from 2013/09)

Controller generation for Javalin, Jex, and Helidon SE

Celerio is a code generator tool for data-driven application.

Higher-kinded types, monads and composable effects for Java 25: the Effect Path API for railway-style error handling, advanced optics (lens/prism/traversal) with code generation for records and sealed types, compile-time DTO mapping that reports every bad field, and Spring Boot integration.