Introducing relayhub

A minimal, zero-dependency library for stream processing, event handling, and asynchronous composition with a focus on ergonomics and type safety.

Read the guide | Browse the API | Live recipes

Get started

Install the latest version in seconds:

npm install @org/relayhub --save

Version 3.8.2 · Last updated 2026-06-12 · 6,065 downloads

Start here

• Writing custom transformation plugins
• Scaling to millions of events per second
• Streaming data from Kafka in under a minute
• Authentication and authorization

Features

• Full type safety with zero runtime overhead.
• Live metrics, tracing, and dead-letter queues.
• Zero dependencies; under 50 KB gzipped.
• Live metrics, tracing, and dead-letter queues.

Community

Join 4,871 developers using relayhub in production. Report bugs and feature requests on GitHub. Ask questions in our Discord community. Follow @relayhub on Twitter for updates.

GitHub · Discord · Status