# Install miniflare with npm

Fun, full-featured, fully-local simulator for Cloudflare Workers. Version 4.20260611.0 via npm; verified 2026-06-19.

## Install

```sh
sudo av install npm:miniflare
```

Additional install commands:

### Portable and language managers

- npm (100%):

```sh
npm install -g miniflare
```

  Evidence: local npm package metadata

## Package facts

- **Package key:** npm:miniflare
- **Package manager:** npm
- **Package manager page:** <https://www.npmjs.com/package/miniflare>
- **Version:** 4.20260611.0
- **Source summary:** Fun, full-featured, fully-local simulator for Cloudflare Workers
- **Homepage:** <https://github.com/cloudflare/workers-sdk/tree/main/packages/miniflare#readme>
- **Repository:** <https://github.com/cloudflare/workers-sdk>
- **Upstream docs:** <https://github.com/cloudflare/workers-sdk/tree/main/packages/miniflare#readme>
- **License:** MIT
- **Source archive:** <https://registry.npmjs.org/miniflare/-/miniflare-4.20260611.0.tgz>
- **Issue tracker:** <https://github.com/cloudflare/workers-sdk/issues>
- **Published:** 2026-06-11T15:33:53.950Z
- **Last updated:** 2026-06-19T13:30:11.845Z
- **Generated:** 2026-07-08T07:18:31+00:00

## Executables

- miniflare (cli)
- miniflare (alias)

## Dependencies

- @cspotcode/source-map-support
- sharp
- undici
- workerd
- ws
- youch

## Build dependencies

- @cloudflare/cli-shared-helpers
- @cloudflare/containers-shared
- @cloudflare/kv-asset-handler
- @cloudflare/local-explorer-ui
- @cloudflare/workers-shared
- @cloudflare/workers-types
- @cloudflare/workers-utils
- @cloudflare/workflows-shared
- @hey-api/openapi-ts
- @microsoft/api-extractor
- @puppeteer/browsers
- @types/debug
- @types/estree
- @types/glob-to-regexp
- @types/http-cache-semantics
- @types/mime
- @types/node
- @types/stoppable
- @types/which
- @types/ws
- acorn
- acorn-import-phases
- acorn-walk
- capnp-es
- capnweb
- chokidar
- ci-info
- concurrently
- devalue
- devtools-protocol
- esbuild
- expect-type
- get-port
- glob-to-regexp
- hono
- http-cache-semantics
- jsonc-parser
- kleur
- mime
- postal-mime
- pretty-bytes
- source-map
- stoppable
- ts-dedent
- typescript
- vitest
- which
- xdg-app-paths
- zod

## Install behavior

- Post-install hook: not defined
- Bottle: not available

## Freshness

- Page generated: 2026-07-08
- Package-manager version: 4.20260611.0
- Package-manager updated: 2026-06-19
- Local data: ok
- Upstream repository: https://github.com/cloudflare/workers-sdk
- info: No cached GitHub release or tag data was available.

## Security Notes

No matching local secret-handling manifest was found for miniflare. Nucleus package metadata is still published here so future coverage has a stable package URL.


## Source Database Details

- **Source Database:** npm registry
- **Dist Tags:** Beta: 0.0.0-66edd2f3b, Latest: 4.20260611.0, Latest 2: 2.14.4, Legacy: 3.20250718.3, Legacy Beta: 0.0.0-b0a40729a, Next: 0.0.0-f7c347a67, V4 Rc: 4.20250214.0-rc.0
- **Version Count:** 1,622
- **Maintainers:** wrangler-publisher
- **Author:** MrBBot
- **Publisher:** GitHub Actions
- **Engines:** Node: >=22.0.0
- **Integrity:** sha512-i+JwEo8vN96naz1WL3ntFgFyRluBDYL408zwhHKvR2jefJ464KsZ/gCmJAQ5k+oaWeb5Ug+s7yne5AyiAEswjg==
- **Shasum:** 4826ff7c4015c6889c002ee253d7118e9928e49c
- **Unpacked Size:** 19,727,902
- **File Count:** 0
- **Created At:** 2021-05-20T10:48:38.655Z
- **Latest Published At:** 2026-06-11T15:33:53.950Z
- **Modified At:** 2026-06-11T15:33:54.208Z


## Related links

- [Cloud CLI packages](https://www.automicvault.com/pkg/cloud-clis/) - Matched curated package taxonomy and local package facts.
- [cypress-cloud](https://www.automicvault.com/pkg/npm/cypress-cloud/) - Local package facts share a topical domain. Shared terms: map, source, source-map-support, support, ws.
- [shadow-cljs](https://www.automicvault.com/pkg/npm/shadow-cljs/) - Local package facts share a topical domain. Shared terms: map, source, source-map-support, support, ws.
- [figma-console-mcp](https://www.automicvault.com/pkg/npm/figma-console-mcp/) - Local package facts share a topical domain. Shared terms: cloudflare, local, workers, ws.

## Sources

- Nucleus package database
- package-page enrichment
- package version freshness
- package relationship graph
- cross-ecosystem install command graph