Getting started with querycore

A minimal, zero-dependency library for stream processing, event handling, and asynchronous composition with a focus on ergonomics and type safety.

Read the guide | API reference | Live recipes

Installation

Install the latest version in seconds:

cargo add org-querycore

Version 3.8.2 · Last updated 2026-05-27 · 10k+ weekly downloads

Quick reference

• Managing state across distributed workers
• Scaling to millions of events per second
• Dead-letter queue and error recovery
• Authentication and authorization

Features

• Streams, queues, and pub/sub unified under one API.
• Multi-region failover and automatic backpressure handling.
• Built-in batching, retry logic, and circuit breakers.
• Live metrics, tracing, and dead-letter queues.

Community

Join 1,362 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