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npm packages in Duaer

In Duaer: JavaScript packages in the npm registry by name or keywords, with latest version, license, and weekly downloads. One successful search uses 1 credit.

What you get

Duaer npm packages searches the public npm registry and ranks results by npm relevance, including popularity.

Pick Duaer Data → npm packages in the node creator, or open the data market. Related: PyPI package, OSV vulnerabilities.

When to use it

Find a JavaScript library for a task and compare downloads.
Get the latest version and license of a package.

When not to use it

Python packages. Use PyPI package.
Vulnerabilities in a package. Use OSV vulnerabilities.

Search on the canvas

Open the node creator and pick Duaer Data → npm packages.
Fill Words (such as date picker).
Limit defaults to 10, max 20. Execute.

A search uses 1 credit only when it returns rows. No rows, wrong input, or an upstream failure uses 0.

Call the API

GET https://api.duaer.com/v1/data/npm?words=date%20picker
Authorization: Bearer <Duaer key>

The call skill below matches Copy skill in the Duaer data market, with parameters, examples, and result fields.

Call skill

Same text as Copy skill.

---
name: duaer-npm
description: >-
  Duaer npm packages. JavaScript packages in the npm registry by name or keywords, with latest version, license, and weekly downloads.
  One successful search uses 1 Duaer credit.
---

# Duaer npm packages

Duaer npm packages searches the public npm registry and ranks results by npm relevance, including popularity.

## When to use

- Find a JavaScript library for a task and compare downloads.
- Get the latest version and license of a package.

## When not to use

- Python packages. Use https://skills.duaer.com/pypi.md.
- Vulnerabilities in a package. Use https://skills.duaer.com/osv.md.

## Call

`GET https://api.duaer.com/v1/data/npm?words=date%20picker`

Header: `Authorization: Bearer <Duaer key>`

Use an account key or a model API key.

Get a Duaer key: https://skills.duaer.com/keys.md

## Parameters

Provide `words`.

- `words` — Package name or keywords, such as date picker.
- `limit` — Optional. Rows to return, from 1 to 20. Default 10.

## Examples

- `GET https://api.duaer.com/v1/data/npm?words=date%20picker` — date picker libraries.
- `GET https://api.duaer.com/v1/data/npm?words=react&limit=3` — the top React packages.

## Result

The response is `{ "items": [...] }`. Each item has `source`, `title`, `url`, and `summary`, plus:

- `package`, `version`, `description`, `license` — package facts.
- `weeklyDownloads`, `monthlyDownloads`, `dependents` — popularity.
- `keywords`, `repository`, `published` — tags, source repository, and release date.

Fields without a value are left out.

## Credits

A search that returns at least one row uses 1 credit.
An empty search, a search that finds nothing, or a failed search uses 0.
Wrong input returns 400 with a message and uses 0.
No remaining credits returns 402 and does not search.
A missing key returns 401.

## Related

- https://skills.duaer.com/pypi.md — Duaer PyPI package
- https://skills.duaer.com/osv.md — Duaer OSV vulnerabilities

Questions

How many credits does a npm packages search use in Duaer?

One credit when Duaer returns rows. A search with no rows or an error uses 0.

How does Duaer npm packages rank results?

Duaer npm packages keeps the npm relevance order, which includes popularity.

In this section

Get started

PyPI package in Duaer

In Duaer: One Python package from PyPI with latest version, license, supported Python versions, links, and known vulnerabilities. One successful search uses 1 credit.

Get started

OSV vulnerabilities in Duaer

In Duaer: Known vulnerabilities in an open-source package or version from OSV, across npm, PyPI, Go, Maven, crates.io, and more, with severity and fixed versions. One successful search uses 1 credit.