Free and Open Source, Distributed, RESTful Search Engine

Ghidra is a software reverse engineering (SRE) framework

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

Termux - a terminal emulator application for Android OS extendible by variety of packages.

Free universal database tool and SQL client

A libre lightweight streaming front-end for Android.

Render After Effects animations natively on Android and iOS, Web, and React Native

The automation tower defense RTS

a fast, scalable, multi-language and extensible build system

Desktop/Android/HTML5/iOS Java game development framework

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,…

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

A fast dependency injector for Android and Java.

Modern Java - A Guide to Java 8

QuestDB is a high performance, open-source, time-series database

Graphs for Everyone

Apache Pulsar - distributed pub-sub messaging system

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

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

Git Server with CI/CD, Kanban, and Packages. Seamless integration. Unparalleled experience.

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…

🏗 Build container images for your Java applications.

Apache Druid: a high performance real-time analytics database.

Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

Very spicy additions to the Java programming language.

Stetho is a debug bridge for Android applications, enabling the powerful Chrome Developer Tools and much more.

AWS Service registry for resilient mid-tier load balancing and failover.

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

Access your entire server infrastructure from your local desktop

Free implementation of Play Services