A DLNA, UPnP and HTTP(S) Media Server.

BitTorrent library and client with DHT, magnet links, encryption and more

JeroMQ is a pure Java implementation of the ZeroMQ messaging library, offering high-performance asynchronous messaging for distributed or concurrent applications.

Java MQTT lightweight broker

Apache ActiveMQ Classic

The goal of this project is to allow integrated or USB-connected webcams to be accessed directly from Java. Using provided libraries users are able to read camera images and detect motion. Main pro…

Java serialization library, proto compiler, code generator

A high-level and lightweight declarative HTTP client framework for Java. it makes sending HTTP requests in Java easier.

🗯 wechat-api by java7.

UPnP/DLNA library for Java and Android

Port of LevelDB to Java

BitTorrent Java library with tracker and download client

Eclipse Milo™ - an open source implementation of OPC UA (IEC 62541).

A Java MQTT Client

Artificial Intelligence framework for games based on libGDX or not. Features: Steering Behaviors, Formation Motion, Pathfinding, Behavior Trees and Finite State Machines

The minimalist framework of RESTful(server and client) - Resty

Raft Java implementation which is simple and easy to understand.

OpenEMS - Open Source Energy Management System

HiveMQ CE is a Java-based open source MQTT broker that fully supports MQTT 3.x and MQTT 5. It is the foundation of the HiveMQ Enterprise Connectivity and Messaging Platform

Twitter's collection of LZO and Protocol Buffer-related Hadoop, Pig, Hive, and HBase code.

Snappy compressor/decompressor for Java

腾讯微信跳一跳破解（目前最高19844分）

HiveMQ MQTT Client is an MQTT 5.0 and MQTT 3.1.1 compatible and feature-rich high-performance Java client library with different API flavours and backpressure support

An extremely fast implementation of Aho Corasick algorithm based on Double Array Trie.

A Java NIO Server using non-blocking IO all the way through.

Scada-LTS is an Open Source, web-based, multi-platform solution for building your own SCADA (Supervisory Control and Data Acquisition) system.

OWL API main repository

Twitch Chat Client written in Java

wechat4j is wechat(weixin) develop framework for java 微信开发框架JAVA版，最简单易用微信开发框架

Modbus TCP, Modbus TCP Security, Modbus RTU on Serial, and Modbus RTU on TCP for Java 17+.