ReactiveX / RxJava
RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.
ReactiveX / RxJava
eugenp / tutorials
Getting Started with Spring Boot 3:
doocs / leetcode
🔥LeetCode solutions in any programming language | 多种编程语言实现 LeetCode、《剑指 Offer（第 2 版）》、《程序员面试金典（第 6 版）》题解
apolloconfig / apollo
Apollo is a reliable configuration management system suitable for microservice configuration management scenarios.
opendataloader-project / opendataloader-pdf
PDF Parser for AI-ready data. Automate PDF accessibility. Open-source.
apache / skywalking
APM, Application Performance Monitoring System
doocs / source-code-hunter
😱 从源码层面，剖析挖掘互联网行业主流技术的底层实现原理，为广大开发者 “提升技术深度” 提供便利。目前开放 Spring 全家桶，Mybatis、Netty、Dubbo 框架，及 Redis、Tomcat 中间件等
baomidou / mybatis-plus
An powerful enhanced toolkit of MyBatis for simplify development
zaproxy / zaproxy
The ZAP by Checkmarx Core project
Netflix / zuul
Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.
opensearch-project / OpenSearch
🔎 Open source distributed and RESTful search engine.
trinodb / trino
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
OpenRefine / OpenRefine
OpenRefine is a free, open source power tool for working with messy data and improving it
clojure / clojure
The Clojure programming language
resilience4j / resilience4j
Resilience4j is a fault tolerance library designed for Java8 and functional programming
stanfordnlp / CoreNLP
CoreNLP: A Java suite of core NLP tools for tokenization, sentence segmentation, NER, parsing, coreference, sentiment analysis, etc.
apache / shenyu
Apache ShenYu is a Java native API Gateway for service proxy, protocol conversion and API governance.
apache / hertzbeat
An AI-powered next-generation open source real-time observability system.
raphw / byte-buddy
Runtime code generation for the Java virtual machine.
pig-mesh / pig
↥ ↥ ↥ Follow for updates An RBAC permission management system based on Spring Cloud 2025, Spring Boot 4, and OAuth2.
hazelcast / hazelcast
Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.
vavr-io / vavr
vʌvr (formerly called Javaslang) is a non-commercial, non-profit object-functional library that runs with Java 8+. It aims to reduce the lines of code and increase code quality.
alibaba / QLExpress
QLExpress is a powerful, lightweight, dynamic language for the Java platform aimed at improving developers’ productivity in different business scenes.
oshi / oshi
Native Operating System and Hardware Information
baomidou / dynamic-datasource
dynamic datasource for springboot 多数据源 动态数据源 主从分离 读写分离 分布式事务
tianshiyeben / wgcloud
Linux运维监控工具，支持系统硬件信息，内存，CPU，温度，磁盘空间及IO，硬盘smart，GPU，防火墙，网络流量速率等监控，服务接口监测，大屏展示，拓扑图，端口监控，进程监控，docker监控，日志监控，文件防篡改，数据库监控，指令批量下发执行，web ssh，Linux面板(探针)，告警，SNMP监测，K8S，Redis，Nginx，Kafka，资产管理，计划任务，密码管理，工作笔记
AsamK / signal-cli
signal-cli provides an unofficial commandline, JSON-RPC and dbus interface for the Signal messenger.
spring-cloud / spring-cloud-gateway
An API Gateway built on Spring Framework and Spring Boot providing routing and more.
lilishop / lilishop
Java 开源商城系统，基于 Spring Boot / Spring Cloud / Vue / Uniapp 的 B2B2C 多商户商城源码，支持小程序商城、微服务、分销、直播、秒杀、Docker 私有化部署。
camunda / camunda
Process Orchestration Framework
RoaringBitmap / RoaringBitmap
A better compressed bitset in Java: used by Apache Spark, Netflix Atlas, Apache Pinot, Tablesaw, and many others
dromara / liteflow
Lightweight, fast, stable, programmable component-based rule engine — where AI Agents orchestrate just like ordinary components. Uniquely designed DSL: component reuse, sync/async & dynamic orchestration, multi-language scripting, nested rules, hot deployment and smooth refresh. If you can orchestrate LiteFlow, you can orchestrate AI.
rbmonster / learning-note
Java开发及面试（个人面试、工作总结、资料收集站）
immutables / immutables
Java annotation processor to create immutable objects and builders, for records too. Sweep boilerplate code under the rug!
Snailclimb / interview-guide
基于 Spring Boot 4.1、Java 25、Spring AI 2.0、React、PostgreSQL/pgvector、Redis 和 RustFS 构建的开源 AI 面试平台，支持简历智能分析、模拟面试、语音面试和知识库 RAG。
oracle / visualvm
VisualVM is an All-in-One Java Troubleshooting Tool
power721 / alist-tvbox
AList proxy server for TvBox, support playlist and search.
erupts / erupt
Code as configuration. Annotate a Java entity with @Erupt and ship a production-grade admin backend in minutes — UI, RBAC, audit logs and APIs, all generated at runtime. No codegen, no frontend.
sepinf-inc / IPED
IPED Digital Forensic Tool. It is an open source software that can be used to process and analyze digital evidence, often seized at crime scenes by law enforcement or in a corporate investigation by private examiners.
zinja-coder / jadx-ai-mcp
Plugin for JADX to integrate MCP server
paulpacifico / shutter-encoder
A professional video compression tool accessible to all, mostly based on FFmpeg.
Gedsh / InviZible
Android application for online privacy and security
dromara / RuoYi-Vue-Plus
多租户后台管理系统 重写RuoYi-Vue所有功能 集成 Sa-Token、Mybatis-Plus、WarmFlow、SpringDoc、Hutool、OSS 定期同步
eclipse-collections / eclipse-collections
Eclipse Collections is a collections framework for Java with optimized data structures and a rich, functional and fluent API.
Peergos / Peergos
A p2p, secure file storage, social network and application protocol
itext / itext-java
iText for Java represents the next level of SDKs for developers that want to take advantage of the benefits PDF can bring. Equipped with a better document engine, high and low-level programming capabilities and the ability to create, edit and enhance PDF documents, iText can be a boon to nearly every workflow.
MarginaliaSearch / MarginaliaSearch
Internet search engine for text-oriented websites. Indexing the small, old and weird web.
bit4woo / domain_hunter_pro
domain_hunter的高级版本，SRC挖洞、HW打点之必备！自动化资产收集；快速Title获取；外部工具联动；等等
continew-org / continew-admin
🔥Almost最佳后端规范🔥页面现代美观，且专注设计与代码细节的高质量多租户中后台管理系统框架。开箱即用，持续迭代优化，持续提供舒适的开发体验。当前采用技术栈：SpringBoot v3.4.x (Java17)、Vue3 & ArcoDesign、TS、Vite5 、SaToken、MyBatisPlus、Redisson、FastExcel、CosId、JetCache、JustAuth、Crane4j、SpringDoc、Hutool 等。
sanluan / PublicCMS
More than 2.7 million lines of code modification continuously iterated for 10 years to modernize java cms, easily supporting tens of millions of data, tens of millions of PV; Support static, server side includes; Currently has 0.0005% of the world's users (w3techs provided data), language support in Chinese, Japanese, English
primefaces / primefaces
Ultimate Component Suite for Jakarta Faces
sleeyax / burp-awesome-tls
Burp extension to evade TLS fingerprinting. Bypass WAF, spoof any browser.
GrimAnticheat / Grim
Fully async, multithreaded, predictive, open source, 3.01 reach, 1.005 timer, 0.01% speed, 99.99% antikb, "bypassable" 1.8-1.21 minecraft anticheat.
protegeproject / protege
Protege Desktop
1095071913 / maozi-cloud
一款微服务一站式解决方案，内置分布式应用开发所需全套组件，统一团队代码风格，保障代码质量，让开发者专注业务逻辑，实现高效快速开发。
akto-api-security / akto
Akto is the fastest growing AI Security platform for your teams to secure AI agents, MCPs, LLMs, Agent skills, Gen AI apps in your organization.
nroduit / Weasis
Weasis is a web-based DICOM viewer for advanced medical imaging and seamless PACS integration.
higress-group / himarket
HiMarket is an enterprise-level "AI Capability Marketplace and Developer Ecosystem Hub." It is not merely a simple aggregation of traditional APIs, but rather a comprehensive platform that packages, publishes, manages, and operates core AI assets such as enterprise Model APIs, MCP Servers, Agent APIs, etc., through standardized product formats.
booklore-app / booklore
BookLore: A self-hosted, multi-user digital library with smart shelves, auto metadata, Kobo & KOReader sync, BookDrop imports, OPDS support, and a built-in reader for EPUB, PDF, and comics.
jhipster / prettier-java
Prettier Java Plugin