Welcome to relaycore

Ship production-grade async code in days instead of weeks—relaycore handles the hard parts: backpressure, circuit-breaking, rate-limiting, and observability.

View documentation | Method reference | See examples

Setup

Install the latest version in seconds:

cargo add org-relaycore

Version 3.8.2 · Last updated 2026-05-27 · 10k+ weekly downloads

Popular guides

• Dead-letter queue and error recovery
• Writing custom transformation plugins
• Monitoring and observability best practices
• Rate limiting and backpressure patterns

Key capabilities

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

Community

Join 7,997 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