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Starred repositories

50 stars written in Java
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RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

Java 48,425 7,609 Updated Oct 31, 2025

Redisson - Valkey & Redis Java client. Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Over 50 Valkey and Redis based Java objects and services: Set, Multimap, SortedSet, Map, List, Queue,…

Java 24,107 5,489 Updated Nov 5, 2025

GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

Java 21,294 1,760 Updated Nov 7, 2025

Very spicy additions to the Java programming language.

Java 13,318 2,468 Updated Oct 19, 2025

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.

Java 5,025 879 Updated Jun 4, 2024

An Engine-Agnostic Deep Learning Framework in Java

Java 4,682 728 Updated Oct 20, 2025

OpenPDF is an open-source Java library for creating, editing, rendering, and encrypting PDF documents, as well as generating PDFs from HTML. It is licensed under the LGPL and MPL.

Java 4,072 675 Updated Oct 27, 2025

Java libraries for writing microservices

Java 3,695 583 Updated Nov 6, 2025

📡 Lightweight GPS Logging Application For Android.

Java 2,282 629 Updated Oct 26, 2025

Latest generation of Audiveris OMR engine

Java 2,145 316 Updated Nov 5, 2025

Speedment is a Stream ORM Java Toolkit and Runtime

Java 2,097 231 Updated Nov 7, 2023

FST: fast java serialization drop in-replacement

Java 1,594 238 Updated Jun 30, 2023

A Java to JavaScript transpiler.

Java 1,481 162 Updated Dec 16, 2023

A open source run tracker

Java 851 290 Updated Oct 1, 2025

App for Android phones that counts your steps.

Java 846 444 Updated Dec 12, 2022

A Java framework for creating sophisticated calendar views (JavaFX 8, 9, 10, and 11)

Java 845 184 Updated Sep 10, 2025

Scene Builder is a visual, drag 'n' drop, layout tool for designing JavaFX application user interfaces.

Java 798 232 Updated Sep 25, 2025

The NASA WorldWind Java SDK (WWJ) is for building cross-platform 3D geospatial desktop applications in Java.

Java 766 341 Updated Sep 24, 2024

BaseX Main Repository.

Java 734 273 Updated Nov 6, 2025

Auto updating launcher for JavaFX Applications

Java 730 108 Updated Jan 10, 2021

A JavaFX library for Gauges

Java 723 136 Updated Aug 21, 2024

Shazam in Java

Java 687 239 Updated Mar 16, 2016

Download, Install, Update

Java 524 127 Updated Jan 7, 2025

Tools to work with Amazon API Gateway, Swagger, and RAML

Java 519 138 Updated Jan 4, 2017

A lightweight RCP framework for JavaFX applications.

Java 497 66 Updated Sep 5, 2023

JTransforms is the first, open source, multithreaded FFT library written in pure Java.

Java 404 91 Updated Oct 31, 2025

Gluon sample projects

Java 323 167 Updated Jul 17, 2025

Prevayler

Java 301 58 Updated Dec 13, 2022

Audio infrastructure for Android

Java 277 43 Updated Mar 27, 2014
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