OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

Modern Java - A Guide to Java 8

The ZAP by Checkmarx Core project

Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 11 and above, brought to you by Google.

LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing …

Java JWT: JSON Web Token for Java and Android

A simple expressive web framework for java. Spark has a kotlin DSL https://github.com/perwendel/spark-kotlin

configuration library for JVM languages using HOCON files

Java implementation of JSON Web Token (JWT)

Apache Camel is an open source integration framework that empowers you to quickly and easily integrate various systems consuming or producing data.

Open-Source Subscription Billing & Payments Platform

Allure Report is a flexible, lightweight multi-language test reporting tool. It provides clear graphical reports and allows everyone involved in the development process to extract the maximum of in…

MockServer enables easy mocking of any system you integrate with via HTTP or HTTPS with clients written in Java, JavaScript and Ruby. MockServer also includes a proxy that introspects all proxied t…

A reference implementation of a JSON package in Java.

Camunda 7 CE is End of Life (EoL). Please check out Camunda 8 instead (https://github.com/camunda/camunda) or read about Camunda 7 Enterprise End of Life (https://camunda.com/blog/2025/02/camunda-7…

AI constraint solver in Java to optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling, conference scheduling and other planning problems.

JDBC importer for Elasticsearch

Vaadin 6, 7, 8 is a Java framework for modern Java web applications.

a Business Process Management (BPM) Suite

GWT Open Source Project

Extensible and flexible API Management. Add your own functionality with simple Java plugins.

Java fake data generator

A fast and small JSON parser and writer for Java

The first REST API framework for Java

Java GUI client to generate Google authentication codes

Hjson for Java

Disclaimer: This repository is a git-svn mirror of the project found at http://java.net/projects/jsip whose original repository is developed collaboratively by the Advanced Networking Technologies …

JSON via StAX

Greek Stemmer for elasticsearch

A Sirius designer for Enterprise Integration Patterns