Welcome to relaycore

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

Quickstart guide | Browse the API | View tutorials

Get started

Install the latest version in seconds:

pip install org-relaycore --upgrade

Version 3.8.2 · Last updated 2026-06-08 · 6,409 downloads

Quick reference

• Deploying with Docker and Kubernetes
• Deploying to production safely
• Deploying with Docker and Kubernetes
• Dead-letter queue and error recovery

Why relaycore

• Zero dependencies; under 50 KB gzipped.
• Full type safety with zero runtime overhead.
• Streams, queues, and pub/sub unified under one API.
• Live metrics, tracing, and dead-letter queues.

Community

Join 4,979 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