Top REACTIVE-STREAMS GitHub Repositories & Tools (2026)

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

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

A networking framework that evolves with your application

An Intuitive Event-Driven Reactive Programming Library for Java

Microservices library - scalecube-services is a high throughput, low latency reactive microservices library built to scale. It features: API-Gateways, service-discovery, service-load-balancing, the architecture supports plug-and-play service communication modules and features. built to provide performance and low-latency real-time stream-processing

Additional optional modules for the Reactor project