Welcome to querycore

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

Quickstart guide | Method reference | Live recipes

Setup

Install the latest version in seconds:

npm install @org/querycore --save

Version 3.8.2 · Last updated 2026-06-08 · 10k+ weekly downloads

Start here

• Handling errors and retries like a pro
• Dead-letter queue and error recovery
• Monitoring and observability best practices
• Scaling to millions of events per second

Key capabilities

• Streams, queues, and pub/sub unified under one API.
• Zero dependencies; under 50 KB gzipped.
• Streams, queues, and pub/sub unified under one API.
• Multi-region failover and automatic backpressure handling.

Community

Join 1,498 developers using querycore in production. Report bugs and feature requests on GitHub. Ask questions in our Discord community. Follow @querycore on Twitter for updates.

GitHub · Discord · Status