Open Source Identity and Access Management For Modern Applications and Services

Apache Kafka - A distributed event streaming platform

Quarkus: Supersonic Subatomic Java.

Most popular Mocking framework for unit tests written in Java

Apache Pulsar - distributed pub-sub messaging system

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

Apache ZooKeeper

Java JWT: JSON Web Token for Java and Android

A damn simple library for building production-ready RESTful web services.

Apache Beam is a unified programming model for Batch and Streaming data processing.

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

Apache Storm

GraphQL Java implementation

Apache Camel is an open source integration framework that empowers you to quickly and easily integrate various systems consuming or producing data.

RStudio is an integrated development environment (IDE) for R

🔬 Java Code Coverage Library

High performance non-blocking webserver

Apache Curator

Core part of Jackson that defines Streaming API as well as basic shared abstractions

Quarkus quickstart code

Pravega - Streaming as a new software defined storage primitive

Apache BookKeeper - a scalable, fault tolerant and low latency storage service optimized for append-only workloads

A Java wrapper to run Spring, Spring Boot, Jersey, and other apps inside AWS Lambda.

An OpenID Connect reference implementation in Java on the Spring platform.

Apache Jena, A free and open source Java framework for building Semantic Web and Linked Data applications.

Open Liberty is a highly composable, fast to start, dynamic application server runtime environment

🚀 Open-source Ethereum consensus client written in Java

Apache Karaf, the enterprise modulith runtime

Repository for important documentation - the index to the project / community