Reactor GitHub Repositories (2026) · Open Source Tools

An API Gateway built on Spring Framework and Spring Boot providing routing and more.

TCP/HTTP/UDP/QUIC client/server with Reactor over Netty

Spring Reactive playground

HiveMQ MQTT Client is an MQTT 5.0 and MQTT 3.1.1 compatible and feature-rich high-performance Java client library with different API flavours and backpressure support

Java Client Library for Cloud Foundry

A library for logging HTTP request/response for Spring Boot application and integration with Elastic Stack

Additional optional modules for the Reactor project

Protoc integration for Maven. Supports Protoc plugins (such as gRPC), building from descriptors, discovery of sources from the classpath.

Create parametric 3D fusion reactor CAD and neutronics models

Discord4J is a fast, powerful, unopinionated, reactive library to enable quick and easy development of Discord bots for Java, Kotlin, and other JVM languages using the official Discord Bot API.