Welcome to relaycore

Deploy serverless functions, microservices, and data processors with a single declarative config and relaycore's battle-tested runtime.

Read the guide | API reference | View tutorials

Setup

Install the latest version in seconds:

yarn add @org/relaycore@latest

Version 3.8.2 · Last updated 2026-06-05 · 10k+ weekly downloads

Quick reference

• Managing state across distributed workers
• Writing custom transformation plugins
• Integrating with your message broker
• Scaling to millions of events per second

Features

• Works with Kafka, RabbitMQ, Redis, SQS, and webhooks.
• Streams, queues, and pub/sub unified under one API.
• Full type safety with zero runtime overhead.
• Zero dependencies; under 50 KB gzipped.

Community

Join 7,309 developers using relaycore in production. Report bugs and feature requests on GitHub. Ask questions in our Discord community. Follow @relaycore on Twitter for updates.

GitHub · Discord · Status