# bunqueue v1.4.0

Rate limiting per queue, concurrency limiting per queue, prometheus metrics endpoint, health check endpoint.

Canonical: https://bunqueue.dev/blog/bunqueue-v1-4-0/

---

<!-- Generated from changelog.md by docs/scripts/generate-release-posts.ts. Edit the changelog and regenerate. -->

Rate limiting per queue, concurrency limiting per queue, prometheus metrics endpoint, health check endpoint.

![](https://github.com/egeominotti.png?size=64) [egeominotti](https://github.com/egeominotti)

#### To install bunqueue v1.4.0

```bash title="bun"
bun add bunqueue@1.4.0
```

```bash title="npm"
npm install bunqueue@1.4.0
```

#### To upgrade bunqueue

```bash
bun add bunqueue@latest
```

## What's new

- Rate limiting per queue
- Concurrency limiting per queue
- Prometheus metrics endpoint
- Health check endpoint

## Changes

- Optimized batch operations (3x faster)
- Reduced memory usage for large queues

## Thanks to 1 contributor!

- [@egeominotti](https://github.com/egeominotti)

---

[← bunqueue v1.3.0](https://bunqueue.dev/blog/bunqueue-v1-3-0/) · [Commits since v1.3.0](https://github.com/egeominotti/bunqueue/compare/v1.3.0...v1.4.0) · [Full changelog](https://bunqueue.dev/changelog/) · [All posts](https://bunqueue.dev/blog/)