FasterXML / jackson-dataformat-xml

Extension for Jackson JSON processor that adds support for serializing POJOs as XML (and deserializing from XML) as an alternative to JSON

SAP / SapMachine

An OpenJDK release maintained and supported by SAP

seed4j / seed4j

Seed4J is a modular code generator with clean architecture

aws / event-ruler

Event Ruler is a Java library that allows matching many thousands of Events per second to any number of expressive and sophisticated rules.

ferstl / depgraph-maven-plugin

A Maven plugin that generates dependency graphs in various formats (DOT, GML, PlantUML, JSON and Text)

OpenHFT / Chronicle-Wire

A Low Garbage Java Serialisation Library that supports multiple formats

uyuni-project / uyuni

Open-source systems management and configuration platform

flipkart-incubator / zjsonpatch

This is an implementation of RFC 6902 JSON Patch written in Java

Erudika / para

Multitenant backend server for building web and mobile apps rapidly. The backend for busy developers. (self-hosted or hosted)

damianszczepanik / cucumber-reporting

HTML reports for Cucumber

ThreeTen / threetenbp

Backport of functionality based on JSR-310 to Java SE 6 and 7. This is NOT an implementation of JSR-310.

javadev / underscore-java

java port of Underscore.js

OWASP / owasp-java-encoder

Contextual output encoding for Java 8+: HTML, JavaScript, CSS, XML and URI components. Zero-dependency core with optional JSP and Jakarta adapters.

feng-shan-jian / ApprovaPlat

基于 RuoYi Vue 3版本以及Flowable 8、Spring Boot 4 的开源流程中台。完全为爱发电，如果有用的上的地方，可以点点小⭐。（目前开源部分仅为实习中自己开发应用的技术基座，非实际设计的产品版本，仅作为技术参考使用，但后续出现问题会不断维护参考，提升框架通用性）

umlink / java-full-stack

具备 10 年前端经验（React / Vue / TypeScript / NestJS / NodeJS）、有 Go 与 Java 基础语法的开发者，系统构建 Java 企业级全栈能力。 基线版本：Java 25 LTS + Spring Boot 4.x + Jakarta EE 11。

trinetlayer / Ghost-Js-Burp-Extension

Burp Suite extension to find hardcoded secrets & hidden endpoints in JavaScript. 150+ detection patterns, active JS fetch, low-noise false-positive filter. Part of TrinetLayer.

mpenet / oda

Fast JSON parser/writer for Clojure. Zero dependencies, SWAR/SIMD accelerated, JDK 25+

getwelink / weLink

微信 API、微信协议（iPad/Mac），支持消息收发、群聊、朋友圈和通讯录。提供 Python / Node.js / Go / Java SDK，免费试用，长期维护。

authorjapps / zerocode

zerocode-tdd is a community-developed, free, open-source, outcome-driven automated testing framework for Data Pipelines, ETL, REST API, Kafka(Data Streams), Databases and Load scenarios. all defined in simple JSON or YAML — with zero coding.