Introducing relaycore

relaycore is a high-performance type-safe SDK for building real-time data pipelines and reactive applications.

Read the guide | Browse the API | Live recipes

Installation

Install the latest version in seconds:

yarn add @org/relaycore@latest

Version 3.8.2 · Last updated 2026-05-27 · 6,764 downloads

Popular guides

• Integrating with your message broker
• Connecting to external webhooks
• Rate limiting and backpressure patterns
• Dead-letter queue and error recovery

Features

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

Community

Join 7,686 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