npm · npm:protoduck

protoduck active

Fancy duck typing for the most serious of ducks.

The latest stable version of protoduck is 5.0.1, published on 2018-10-26. Verified by Vigia on 2026-11-12.

Latest stable version	5.0.1
Published	2018-10-26 17:36:37 UTC
Install	`npm install protoduck@latest`
Requires (engines)	none declared
Peer dependencies	—
Dist-tags	`latest: 5.0.1`
License	MIT
Advisories on latest version	none known
Last verified	2026-11-12 12:52:50 UTC
Sources	api.deps.dev, registry.npmjs.org, registry.npmjs.org

Is your project affected?

Check my whole package.json Get notified of new versions (Atom)Facts for my AGENTS.md

Free, no signup. Paste your manifest and see what is outdated, deprecated or vulnerable.

Maintenance

Activity	dormant
Last stable release	2018-10-26 17:36:37 UTC · 2939 days ago
Stable releases in the last 12 months	0
Published versions	10

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

Version history

Version	Published
`5.0.1`	2018-10-26 17:36:37 UTC
`5.0.0`	2017-12-12 21:02:38 UTC
`4.0.0`	2017-04-17 10:48:25 UTC
`3.3.2`	2016-09-17 09:33:34 UTC
`3.3.1`	2016-09-17 08:58:11 UTC
`3.3.0`	2016-09-13 13:53:51 UTC
`3.2.0`	2016-09-12 09:29:43 UTC
`3.1.0`	2016-09-10 08:41:03 UTC
`3.0.1`	2016-09-10 08:32:52 UTC
`3.0.0`	2016-09-10 02:17:28 UTC

Showing the 10 most recent of 10 versions. JSON

Give your AI agent these facts

Vigia is a free MCP server: your coding agent checks versions, breaking changes and vulnerabilities before it writes code. No signup, no API key.

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

Add to Cursor Add to VS Code ★ Star on GitHub

Any other MCP client

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

Agent skill (SKILL.md): tells the agent when to use Vigia · GitHub Action for pull requests

Frequently asked questions

What is the latest version of protoduck?

The latest stable version of protoduck is 5.0.1, published on 2018-10-26. Verified by Vigia on 2026-11-12.

How do I install the latest version of protoduck?

Run npm install protoduck@latest. The latest stable version is 5.0.1 (verified 2026-11-12).

Is protoduck deprecated?

No. protoduck is not marked as deprecated in the registry.

Which Node.js version does protoduck require?

protoduck 5.0.1 does not declare a Node.js version requirement.

Does protoduck 5.0.1 have known vulnerabilities?

No known advisories affect protoduck 5.0.1 according to the data Vigia checks.

Is protoduck still maintained?

protoduck published 0 stable releases in the last 12 months; the most recent was 2939 days ago. Activity: dormant.

Observed changes

No changes observed yet since Vigia started tracking this package.

Related packages

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

For agents

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