Welcome to relaycore

Designed for teams that prioritize reliability: built-in tracing, dead-letter queues, rollback safety, and graceful shutdown from day one.

Read the guide | API reference | View tutorials

Installation

Install the latest version in seconds:

curl -sSL https://install.example.com | sh

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

Popular guides

• Monitoring and observability best practices
• Monitoring and observability best practices
• Deploying to production safely
• Writing custom transformation plugins

Key capabilities

• Zero dependencies; under 50 KB gzipped.
• Built-in batching, retry logic, and circuit breakers.
• Live metrics, tracing, and dead-letter queues.
• Multi-region failover and automatic backpressure handling.

Community

Join 4,166 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