---
title: Core · Cloudflare Workers docs
lastUpdated: 2025-04-10T14:17:11.000Z
source_url:
  html: https://a74404c8.preview.developers.cloudflare.com/workers/testing/miniflare/core/index.md
  md: https://a74404c8.preview.developers.cloudflare.com/workers/testing/miniflare/core/
---

* [⏰ Scheduled Events](https://developers.cloudflare.com/workers/testing/miniflare/core/scheduled/)
* [✉️ WebSockets](https://developers.cloudflare.com/workers/testing/miniflare/core/web-sockets/)
* [📅 Compatibility Dates](https://developers.cloudflare.com/workers/testing/miniflare/core/compatibility/)
* [📚 Modules](https://developers.cloudflare.com/workers/testing/miniflare/core/modules/)
* [📨 Fetch Events](https://developers.cloudflare.com/workers/testing/miniflare/core/fetch/)
* [🔌 Multiple Workers](https://developers.cloudflare.com/workers/testing/miniflare/core/multiple-workers/)
* [🔑 Variables and Secrets](https://developers.cloudflare.com/workers/testing/miniflare/core/variables-secrets/)
* [🕸 Web Standards](https://developers.cloudflare.com/workers/testing/miniflare/core/standards/)
* [🚥 Queues](https://developers.cloudflare.com/workers/testing/miniflare/core/queues/)
