Welcome to relaycore

The glue between your message queue, webhook, and database: relaycore handles retry logic, batching, deduplication, and fan-out patterns automatically.

Quickstart guide | Browse the API | See examples

Setup

Install the latest version in seconds:

yarn add @org/relaycore@latest

Version 3.8.2 · Last updated 2026-06-06 · 4,690 downloads

Start here

• Writing custom transformation plugins
• Handling errors and retries like a pro
• Building an event-driven microservice
• Writing integration tests

Features

• Works with Kafka, RabbitMQ, Redis, SQS, and webhooks.
• Built-in batching, retry logic, and circuit breakers.
• Streams, queues, and pub/sub unified under one API.
• Zero dependencies; under 50 KB gzipped.

Community

Join 4,292 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