Ghidra is a software reverse engineering (SRE) framework

Google core libraries for Java

Netty project - an event-driven asynchronous network application framework

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

Desktop/Android/HTML5/iOS Java game development framework

The official home of the Presto distributed SQL query engine for big data

Vert.x is a tool-kit for building reactive applications on the JVM

Suite of tools for deploying and training deep learning models using the JVM. Highlights include model import for keras, tensorflow, and onnx/pytorch, a modular and tiny c++ library for running mat…

CoreNLP: A Java suite of core NLP tools for tokenization, sentence segmentation, NER, parsing, coreference, sentiment analysis, etc.

Statistical Machine Intelligence & Learning Engine

Barcode scanner library for Android, based on the ZXing decoder

LWJGL is a Java library that enables cross-platform access to popular native APIs useful in the development of graphics (OpenGL, Vulkan, bgfx), audio (OpenAL, Opus), parallel computing (OpenCL, CUD…

MapDB provides concurrent Maps, Sets and Queues backed by disk storage or off-heap-memory. It is a fast and easy to use embedded Java database engine.

Fibers, Channels and Actors for the JVM

fastutil extends the Java™ Collections Framework by providing type-specific maps, sets, lists and queues.

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

Tencent Kona is a no-cost, production-ready distribution of the Open Java Development Kit (OpenJDK), Long-term support(LTS) with quarterly updates. Tencent Kona serves as the default JDK internally…

A small example of how to use MATSim as a library.