Back to packageRELEASE DETAILS

0.3.4

npm

js-yaml

YAML 1.1 Parser

Published24 Dec 2011

Direct dependencies2

Transitive dependenciesNot calculated

README

Current package documentation

js-yaml

YAML 1.2 parser and serializer for JavaScript.

Online demo

Supports the YAML 1.2 and YAML 1.1 specifications.
Passes the entire YAML Test Suite.

Documentation >>

Install

npm install js-yaml

Usage

import { load } from 'js-yaml'

try {
  const document = load('greeting: hello')
  console.log(document.greeting)
} catch (e) {
  console.error(e)
}

import { dump } from 'js-yaml'

const source = dump({ greeting: 'hello' })
console.log(source)

More usage examples.

Downloads & popularity

56downloads

7-day window · source-reported counts20 Oct 2026

56280

20 Oct20 Oct

npm · 1 observations shown. Missing days are unknown.

View observed values

Date / source period	Value	Observed at
2026-10-20	56	2026-10-20T08:44:05.3841913Z

Declared dependencies 2

Native requirements

2 direct targetsNot calculated transitive count

Package / target	Requirement	Relationship
vows Environment { "local_name": "vows", "alias": false, "peer_metadata": null }	`~ 0.6.0`	development
jslint Environment { "local_name": "jslint", "alias": false, "peer_metadata": null }	`https://github.com/reid/node-jslint/tarball/6131ebf5713274871b89735105e3286131804771`	development

Distribution files

1 collected

Distribution 1

Source distribution

Source file

Checksums from source

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  "tarball": "https://registry.npmjs.org/js-yaml/-/js-yaml-0.3.4.tgz",
  "integrity": "sha512-V/SKGGIc7YNvQKxjEGbQoEeUSBWefuf0XNXu8H1RURTVeK1lF3AdIiir0J+UG0OyMKnNZzFGXXYIyKFl3dp6cw==",
  "signatures": [
    {
      "sig": "MEQCIBnRIc2Ii+HUg/Cv8C8Kk0mtIgvPoTk183w1WLlNGCssAiA4gCLX6aFn1pIyxavqk2zWOhgPoli4woZWcATztyDi1w==",
      "keyid": "SHA256:jl3bwswu80PjjokCgh0o2w5c2U4LhQAE57gj9cz1kzA"
    }
  ]
}

Repository

PENDING

nodeca/js-yaml

Shared repository data · GitHub

License detected in repository: Not collected

Metadata history

Meaningful changes

Current collected state Current

Observed since 20 Oct, 08:14 UTC

No superseded metadata states collected. Unchanged observations do not create new revisions.

Record identity

package_version:da971ea746b490ddc19dfcceffd2be63a1ea10053686d3cd3994fdb758f0836b

Other collected versions

5.5.015 Oct 5.4.35 Oct 5.4.213 Sept 3.15.226 Aug 4.3.226 Aug 5.4.126 Aug View all collected versions →