Welcome to relaycore

Purpose-built for low-latency workloads, relaycore combines the power of functional composition with industrial-grade error handling.

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Get started

Install the latest version in seconds:

yarn add @org/relaycore@latest

Version 3.8.2 · Last updated 2026-05-26 · 10k+ weekly downloads

Start here

• Local development and debugging
• Building an event-driven microservice
• Rate limiting and backpressure patterns
• Managing state across distributed workers

Features

• Streams, queues, and pub/sub unified under one API.
• Built-in batching, retry logic, and circuit breakers.
• Built-in batching, retry logic, and circuit breakers.
• Full type safety with zero runtime overhead.

Community

Join 4,035 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