Welcome to querycore

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

Read the guide | API reference | See examples

Setup

Install the latest version in seconds:

npm install @org/querycore --save

Version 3.8.2 · Last updated 2026-06-02 · 5,308 downloads

Popular guides

• Performance tuning for high throughput
• Managing state across distributed workers
• Deploying with Docker and Kubernetes
• Deploying with Docker and Kubernetes

Why querycore

• Zero dependencies; under 50 KB gzipped.
• Works with Kafka, RabbitMQ, Redis, SQS, and webhooks.
• Multi-region failover and automatic backpressure handling.
• Multi-region failover and automatic backpressure handling.

Community

Join 485 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