Welcome to querycore

Use querycore to unlock streaming analytics, real-time notifications, event sourcing, and reactive UI state from a single unified API.

Quickstart guide | Method reference | Live recipes

Get started

Install the latest version in seconds:

cargo add org-querycore

Version 3.8.2 · Last updated 2026-05-31 · 10k+ weekly downloads

Popular guides

• Handling errors and retries like a pro
• Scaling to millions of events per second
• Integrating with your message broker
• Building your first real-time dashboard

Features

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

Community

Join 281 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