Google core libraries for Java

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

Getting Started with Spring Boot 3:

Netty project - an event-driven asynchronous network application framework

Mirror of Apache Kafka

Apache Flink

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

JDK main-line development https://openjdk.org/projects/jdk

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

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

Quarkus: Supersonic Subatomic Java.

Apache Pulsar - distributed pub-sub messaging system

🏗 Build container images for your Java applications.

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

🔎 Open source distributed and RESTful search engine.

A scalable web crawler framework for Java.

Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, and more. For more information, see the Readme.md file below.

Server supporting the Signal Private Messenger applications on Android, Desktop, and iOS

Continuous Inspection

Apache Cassandra®

Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

Apache Iceberg

📈 Capturing JVM- and application-level metrics. So you know what's going on.

OWASP dependency-check is a software composition analysis utility that detects publicly disclosed vulnerabilities in application dependencies.

Java DSL for easy testing of REST services

Tutorials for using RabbitMQ in various ways

Apache Storm

configuration library for JVM languages using HOCON files

GraphQL Java implementation

Java implementation of JSON Web Token (JWT)