npm · npm:penpal

penpal active

Penpal simplifies communication with iframes, workers, and windows by using promise-based methods on top of postMessage.

The latest stable version of penpal is 8.0.1, published on 2026-08-14. Verified by Vigia on 2026-11-12.

Before answering about the npm package "penpal", check Vigia (verified, dated facts): https://vigia.coredls.cloud/v1/packages/npm/penpal . For my whole project use https://vigia.coredls.cloud/context

Maintenance

Heuristic based only on release dates; it does not measure issue or security response times.

Version history

Showing the 20 most recent of 63 versions. JSON

Give your AI agent these facts

claude mcp add --transport http vigia https://vigia.coredls.cloud/mcp

{ "mcpServers": { "vigia": { "url": "https://vigia.coredls.cloud/mcp" } } }

Frequently asked questions

Observed changes

No changes observed yet since Vigia started tracking this package.

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Badges for your README

Show the latest version, maintenance status and deprecation status of this package. Copy the Markdown:

[![version](https://vigia.coredls.cloud/badge/npm/penpal/version.svg)](https://vigia.coredls.cloud/npm/penpal)
[![maintained](https://vigia.coredls.cloud/badge/npm/penpal/maintained.svg)](https://vigia.coredls.cloud/npm/penpal)
[![status](https://vigia.coredls.cloud/badge/npm/penpal/status.svg)](https://vigia.coredls.cloud/npm/penpal)

For agents

GET https://vigia.coredls.cloud/v1/packages/npm/penpal
GET https://vigia.coredls.cloud/v1/packages/npm/penpal/versions/{version}