---
title: "npm Registry Explorer"
description: "Queries the npm registry API and npms.io search API for package discovery, dependency analysis, and quality scoring. Resolves semver ranges, detects deprecated packages, and checks bundle sizes via Bundlephobia API."
verification: "security_reviewed"
source: "https://docs.npmjs.com/cli/v10/using-npm/registry/"
author: "npm, Inc."
category:
  - "Library & API Reference"
framework:
  - "Claude Agents"
---

# npm Registry Explorer

Queries the npm registry API and npms.io search API for package discovery, dependency analysis, and quality scoring. Resolves semver ranges, detects deprecated packages, and checks bundle sizes via Bundlephobia API.

## Installation

Choose whichever fits your setup:

1. Copy this skill folder into your local skills directory.
2. Clone the repo and symlink or copy the skill into your agent workspace.
3. Add the repo as a git submodule if you manage shared skills centrally.
4. Install it through your internal provisioning or packaging workflow.
5. Download the folder directly from GitHub and place it in your skills collection.

## Documentation

- https://docs.npmjs.com/cli/v10/using-npm/registry/

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/npm-registry-explorer/)