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

Redis 6.0.20 6.2.18 7.0.15 7.2.8 7.4.3 8.0.0 for Windows

Sanck4: Next-generation high-performance Jsonpath framework. Compatible with 'jayway.jsonpath' and IETF JSONPath (RFC 9535) standard specifications (open customization support).

A powerful generator-like streaming API for Java

Java JsonPath implementation

An agentic skills framework & software development methodology that works.

Java code for APDU level smart cards: javax.smartcardio, PC/SC and remote JSON

A re-implementation of the javax.smartcardio API. It allows you to communicate to a smart card (at the APDU level) from within Java.

A port of Snappy, LZO, LZ4, and Zstandard to Java

SimpleBLE - the all-in-one Bluetooth library for MacOS, iOS, Windows, Linux and Android.

Three.js Editor 一个基于three.js 的数字孪生低代码编辑器 -- star -- 点星星

Server to access CAN sockets over ASCII protocol

🦸 AI 编程超能力 · 中文增强版 — superpowers（116k+ ⭐）完整汉化 + 6 个中国原创 skills，让 Claude Code / Copilot CLI / Hermes Agent / Cursor / Windsurf / Kiro / Gemini CLI 等 16 款 AI 编程工具真正会干活

OpenLayers

A single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls.

The easiest way to use ROS 2 from Java

ROS2-compatible communication library in Java, uses Fast-DDS

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…

Improved version of java DBus library provided by freedesktop.org (https://dbus.freedesktop.org/doc/dbus-java/)

Java Device I/O library that is portable across Single Board Computers and microcontrollers. Tested with Raspberry Pi, Odroid C2, BeagleBone Black, Next Thing CHIP, Asus Tinker Board and Arduinos /…

Java UIO 2 provides high performance FFM Java interfaces for Linux Userspace IO.

Lightning Memory Database (LMDB) for Java: a low latency, transactional, sorted, embedded, key-value store

Memory Debugger for Windows, Linux, Mac, and Android

A pure rust implemented turn server.

WebRTC for desktop platforms running Java

A JNI implementation WebRTC for data channels

Flash浏览器 / Flash Browser

A binary distribution of OpenOCD

UUID Creator is a Java library for generating Universally Unique Identifiers. It generates all standard identifiers from UUIDv1 to UUIDv7. It also provides an alternative to the classic JDK's UUID …

UUIDv7 is a small, high-performance Java library for generating UUID version 7 identifiers