scalecube / scalecube-services

Microservices library - scalecube-services is a high throughput, low latency reactive microservices library built to scale. It features: API-Gateways, service-discovery, service-load-balancing, the architecture supports plug-and-play service communication modules and features. built to provide performance and low-latency real-time stream-processing

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

biojava / biojava

:book::microscope::coffee: BioJava is an open-source project dedicated to providing a Java library for processing biological data.

OtterMind / Nubase

🔥🔥🔥 Turn AI-written code into real apps. Nubase is an open-source, AI-native backend platform for AI Coding, agentic applications, and modern product teams: Memory, Database, Storage, and Auth in one self-hostable service.

JakeWharton / RxReplayingShare

An RxJava transformer which combines replay(1), publish(), and refCount() operators.

hzxie / voj

A cross-platform online judge system based on Spring framework and ActiveMQ.

aws-containers / retail-store-sample-app

💼 Sample application for demonstrating container platforms and related technology

cdk / cdk

The Chemistry Development Kit

igniterealtime / Spark

Cross-platform real-time collaboration client optimized for business and organizations.

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

undera / jmeter-plugins

A Marketplace for JMeter Plugins

Hakky54 / ayza

🔐 An SSL library for configuring http client or server. Rich with features such as hot reloading ssl and trusting additional certificates during runtime, combining multiple keystores, loading pem files and os/jdk certificates, logging certificate information during ssl handshake, bypassing ssl configuration from other libraries and more

smartboot / smart-socket

A High Performance Java AIO framework

PaladinCloud / CE

Paladin Cloud is an extensible, cloud security platform for developers. Join the community at https://discord.gg/xvCFD29Jj4

GoogleCloudPlatform / spring-cloud-gcp

New home for Spring Cloud GCP development starting with version 2.0.

nysenate / OpenLegislation

OpenLegislation is a web service that delivers legislative information from the New York State Senate and Assembly to the public in near-real time. It is used internally to serve up legislative data for nysenate.gov and the Bluebird-CRM.

irockel / tda

TDA - Thread Dump Analyzer (for Java). Analyze your Thread Dumps with a GUI or use it as MCP Server.

aws / aws-lambda-java-libs

Official mirror for interface definitions and helper classes for Java code running on the AWS Lambda platform.

struppigel / PortEx

Java library to analyse Portable Executable files with a special focus on malware analysis and PE malformation robustness

tcurdt / jdeb

This library provides an Ant task and a Maven plugin to create Debian packages from Java builds in a truly cross platform manner.

quick-perf / quickperf

QuickPerf is a testing library for Java to quickly evaluate and improve some performance-related properties

abstracta / jmeter-java-dsl

Simple JMeter performance tests API

hibernate / hibernate-search

Hibernate Search: full-text search for domain model

ZTFtrue / MonsterMusic

A music player on android platform, developed by Android composer

Cosium / spring-data-jpa-entity-graph

Spring Data JPA extension allowing full dynamic usage of EntityGraph on repositories

CryptoMorin / XSeries

Library for cross-version Minecraft Bukkit support and various efficient API methods.

capawesome-team / capacitor-firebase

⚡️ Firebase plugins for Capacitor. Supports Android, iOS and the Web.

fbeccaceci / react-native-fast-squircle

A performant component that renders Squircles in React Native

uwolfer / gerrit-intellij-plugin

Gerrit Code Review Tool Integration for the IntelliJ Platform

osalvador / ReplicaDB

ReplicaDB is open source tool for database replication, designed for efficiently transferring bulk data between relational and non-relational databases

zj-unicom-ai / vision-hub-platform

Build visual detection tasks fast with an open-source platform. Connect cameras, video streams, and heterogeneous vision models; define algorithms with prompts; configure frame sampling and detection regions; and manage alerts. Everything you need to put visual AI to work, in one place.

okpingnet / OKPing-Network-Monitor

Open-source network quality monitoring platform with multi-node Ping, TCPing, HTTP, DNS, IPv6 and Traceroute testing.

888newstep / ai-agent-platform

企业级 AI Agent 平台 | Spring Boot 3 + LangChain4j | ReAct 推理 + 多路召回 RAG + 语义缓存 + 多智能体协作

Eleven617 / mall-ai-after-sales-platform

Trusted e-commerce AI after-sales platform — RAG, controlled tools, human confirmation, Java-authoritative writes, and observable workflows.

liuxiaoyan199701-coder / jt-vehicle-platform

JT/T 808 & JT/T 1078 vehicle monitoring platform | 部标 808/1078 车联网平台：协议网关 + 业务后端 + 控制台前端 + 浏览器裸流播放器

avpbynf / vitrail-shaders

OptiFine-format shader packs, on Minecraft's native Vulkan renderer

sdeonvacation / interviewKata

All-in-one interview preparation platform for java engineering track

Netflix / jfmt

Formatter for the Java programming language

icastanon / fintrack-platform

An open-source event-driven personal finance platform built with Java, Spring Boot, Spring Batch, Spring Security, PostgreSQL, Redis, Amazon SQS, React, Terraform, and AWS.

YeamimHossainSajid / CodeMonk

CodeMonk 🥋 —>An open-source AI powered code intelligence platform that helps developers understand, explore, and navigate complex codebases using modern Spring Boot, Spring AI, RAG, knowledge graphs, and intelligent code analysis

stoopid-computers / funchole

Open-source platform for deploying and running functions behind your own Infra.

Wizardtastic / Ecstatic

A hilariously optimized level of detail mod for low end (and high end) machines that retains vanilla performance

weifuwan / yak-ops

Open-source data operations platform for data integration, workflow automation, data quality, and governance.

zeroaihub / Java-Agent-Study

从 Java 开发者到 AI Agent 工程师的 30 天实战之路 | Spring Boot + Spring AI + MCP + Multi-Agent

nvxtien / emporia

Emporia is a microservices-based trading platform built with Spring Boot, React and PostgreSQL, featuring real-time market data, order management, execution strategies, and OAuth2 security.

camilesing / DataPoly

An data service platform that turns SQL or Groovy scripts into RESTful APIs and MCP tools, with many data sources and built-in auth, rate limiting, firewall, and version rollback.数据服务平台：把 SQL / Groovy 脚本一键发布为 RESTful API 或 MCP 工具，支持多种数据源，内置鉴权、限流、防火墙与版本回滚。

ronitgupta138 / Bharat-Spatial-Engine

🇮🇳 High-Performance Geospatial Administrative Hierarchy & Proximity Query Engine for India's 650k+ Census Settlements (Java 21 Loom, 2D KD-Tree, 38k+ QPS).

Hydrooxzgen / NetherBridge

NetherBridge is a lightweight, high-performance mod loader for Minecraft Java Edition. Built on a modern mixin architecture, it provides seamless mod compatibility, rapid startup, and a stable bridge between vanilla gameplay and advanced modification.

DeepSQLAI / deepsql

The database agent for Postgres and MySQL - Point it at PostgreSQL or MySQL and ask questions in plain English — schema exploration, query generation, slow query analysis, index recommendations, generated dashboards. Self-hosted and air-gapped.

mpenet / oda

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

ytt070666 / hospital-platform

Java 21 / Spring Boot 3 医院门诊工程原型，包含排班预约、测试收费、接诊病历及三端页面；采用 MySQL 事务与幂等约束、RBAC 与数据范围控制，真实支付和医疗系统集成及部分验收待完成。

Stonewuu / agenteam

【群策】 - 开源企业级云端多智能体协作 OPC 平台，组建你的专属 AI 团队 - Java & AgentScope 2.0 | [AgenTeam] Open-source, enterprise-grade OPC (One Person Company) platform for building collaborative AI teams – built on Java & AgentScope 2.0.

Leon-kennedy-god / cat-apk

喵喵助手 MeowMeowAssistant：QQMiaoAssistant 的功能扩张通用版。基于 Android 无障碍服务，将 QQ 专属文本改写（自定义替换规则/断句追加/随机颜文字）扩张为任意聊天软件（QQ/微信/Telegram/WhatsApp/钉钉/Discord/飞书/Slack 等）输入框内生效。含目标应用白名单/黑名单、输入法与密码框保护、发送兜底；纯原生 API 零依赖；AGPL-3.0；上游 QiCaiJie114514/QQMiaoAssistant 二次开发衍生。下载：https://github.com/Leon-kennedy-god/cat-apk/releases/latest

amirsambahador / J2OS-Platform

J2OS Platform is a modular Java toolkit

vincenzo-afk / CypherID

Blockchain-Based Secure Platform for Identity, Access Control, and Digital Asset Management.

ironwood-lang / ironwood

Ironwood is an ahead-of-time compiled, object-oriented language for high-performance native applications. It preserves the familiar Java syntax, object model, and everyday APIs that Java developers already know, while producing optimized native executables with no JVM, JIT, or garbage collector.

alibaba / nacos

an easy-to-use dynamic service discovery, configuration and service management platform for building AI cloud native applications.

killbill / killbill

Open-Source Subscription Billing & Payments Platform