Introducing relaycore

Deploy serverless functions, microservices, and data processors with a single declarative config and relaycore's battle-tested runtime.

Read the guide | Browse the API | Live recipes

Setup

Install the latest version in seconds:

cargo add org-relaycore

Version 3.8.2 · Last updated 2026-06-05 · 10k+ weekly downloads

Start here

• Handling errors and retries like a pro
• Monitoring and observability best practices
• Handling errors and retries like a pro
• Setting up event deduplication

Why relaycore

• Live metrics, tracing, and dead-letter queues.
• Full type safety with zero runtime overhead.
• Works with Kafka, RabbitMQ, Redis, SQS, and webhooks.
• Streams, queues, and pub/sub unified under one API.

Community

Join 6,830 developers using relaycore in production. Report bugs and feature requests on GitHub. Ask questions in our Discord community. Follow @relaycore on Twitter for updates.

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