jsdom 21.1.1
A JavaScript implementation of many web standards
jsdom@21.1.1 was published on 2023-03-12. Its manifest declares 26 runtime dependencies and 1 peer requirement. Bundled type declarations are not declared in the inspected metadata. The declared Node.js requirement is >=14.
All jsdom versions · Permanent reference to 21.1.1 · Latest release
Package specifications
| Version | 21.1.1 |
|---|---|
| License declaration | MIT |
| Published | 2023-03-12T12:29:14.619Z |
| Node.js requirement | >=14 |
| Type declarations | Not declared |
| Runtime dependency count | 26 |
| Peer requirement count | 1 |
| Optional dependency count | 0 |
| Minified size | Measurement not available yet |
| Minified + gzip | Measurement not available yet |
| Unpacked distribution size | 2803.80 KiB |
| Published file count | 473 |
| Package type | Not declared |
| ES module entry | Not declared |
| Default entry | ./lib/api.js |
| Side effects declaration | Not declared |
| Direct advisories | 0 |
| Resolved graph dependencies | 68 |
| Repository stars | 21737 |
| Repository forks | 1821 |
Install jsdom 21.1.1
npm install jsdom@21.1.1 pnpm add jsdom@21.1.1 yarn add jsdom@21.1.1
Runtime dependencies
- ws ^8.13.0
- abab ^2.0.6
- acorn ^8.8.2
- saxes ^6.0.0
- nwsapi ^2.2.2
- parse5 ^7.1.2
- cssstyle ^3.0.0
- data-urls ^4.0.0
- escodegen ^2.0.0
- form-data ^4.0.0
- decimal.js ^10.4.3
- whatwg-url ^12.0.1
- rrweb-cssom ^0.6.0
- symbol-tree ^3.2.4
- domexception ^4.0.0
- tough-cookie ^4.1.2
- acorn-globals ^7.0.0
- whatwg-encoding ^2.0.0
- whatwg-mimetype ^3.0.0
- http-proxy-agent ^5.0.0
- https-proxy-agent ^5.0.1
- w3c-xmlserializer ^4.0.0
- webidl-conversions ^7.0.0
- xml-name-validator ^4.0.0
- html-encoding-sniffer ^3.0.0
- is-potential-custom-element-name ^1.0.1
Peer requirements
- canvas ^2.5.0 (optional peer)
Optional dependencies
- None declared
Resolved dependency graph
This deps.dev graph describes a generic 64-bit Linux environment, not your application lockfile.
- @tootallnate/once@2.0.1 — indirect
- abab@2.0.6 — direct
- acorn@8.19.0 — direct
- acorn-globals@7.0.1 — direct
- acorn-walk@8.3.5 — indirect
- agent-base@6.0.2 — indirect
- async-function@1.0.0 — indirect
- async-generator-function@1.0.0 — indirect
- asynckit@0.4.0 — indirect
- call-bind-apply-helpers@1.0.2 — indirect
- combined-stream@1.0.8 — indirect
- cssstyle@3.0.0 — direct
- data-urls@4.0.0 — direct
- debug@4.4.3 — indirect
- decimal.js@10.6.0 — direct
- delayed-stream@1.0.0 — indirect
- domexception@4.0.0 — direct
- dunder-proto@1.0.1 — indirect
- entities@6.0.1 — indirect
- es-define-property@1.0.1 — indirect
- es-errors@1.3.0 — indirect
- es-object-atoms@1.1.2 — indirect
- es-set-tostringtag@2.1.0 — indirect
- escodegen@2.1.0 — direct
- esprima@4.0.1 — indirect
- estraverse@5.3.0 — indirect
- esutils@2.0.3 — indirect
- form-data@4.0.6 — direct
- function-bind@1.1.2 — indirect
- generator-function@2.0.1 — indirect
- get-intrinsic@1.3.1 — indirect
- get-proto@1.0.1 — indirect
- gopd@1.2.0 — indirect
- has-symbols@1.1.0 — indirect
- has-tostringtag@1.0.2 — indirect
- hasown@2.0.4 — indirect
- html-encoding-sniffer@3.0.0 — direct
- http-proxy-agent@5.0.0 — direct
- https-proxy-agent@5.0.1 — direct
- iconv-lite@0.6.3 — indirect
- is-potential-custom-element-name@1.0.1 — direct
- math-intrinsics@1.1.0 — indirect
- mime-db@1.52.0 — indirect
- mime-types@2.1.35 — indirect
- ms@2.1.3 — indirect
- nwsapi@2.2.28 — direct
- parse5@7.3.0 — direct
- psl@1.15.0 — indirect
- punycode@2.3.1 — indirect
- querystringify@2.2.0 — indirect
- requires-port@1.0.0 — indirect
- rrweb-cssom@0.6.0 — direct
- safer-buffer@2.1.2 — indirect
- saxes@6.0.0 — direct
- source-map@0.6.1 — indirect
- symbol-tree@3.2.4 — direct
- tough-cookie@4.1.4 — direct
- tr46@4.1.1 — indirect
- universalify@0.2.0 — indirect
- url-parse@1.5.10 — indirect
- w3c-xmlserializer@4.0.0 — direct
- webidl-conversions@7.0.0 — direct
- whatwg-encoding@2.0.0 — direct
- whatwg-mimetype@3.0.0 — direct
- whatwg-url@12.0.1 — direct
- ws@8.22.0 — direct
- xml-name-validator@4.0.0 — direct
- xmlchars@2.2.0 — indirect
How to interpret the specifications
Bundlephobia measurements use its standard package build and may exclude peer dependencies. Unpacked npm distribution size includes shipped files and is a different measurement. Module declarations do not prove tree-shaking or runtime compatibility.
Advisories apply to this package version directly; transitive dependencies need separate inspection. Repository signals describe the whole repository and are current observations, including on historical-version pages.
OpenSSF repository checks
Provider assessment: 2026-08-24T00:00:00Z. These are repository checks, not a jsL maintenance score.
| Dangerous-Workflow | 10/10 — no dangerous workflow patterns detected |
|---|---|
| Maintained | 10/10 — 30 commit(s) and 12 issue activity found in the last 90 days -- score normalized to 10 |
| Code-Review | 6/10 — Found 18/30 approved changesets -- score normalized to 6 |
| Token-Permissions | 10/10 — GitHub workflow tokens follow principle of least privilege |
| CII-Best-Practices | 0/10 — no effort to earn an OpenSSF best practices badge detected |
| Binary-Artifacts | 10/10 — no binaries found in the repo |
| License | 10/10 — license file detected |
| Pinned-Dependencies | 3/10 — dependency not pinned by hash detected -- score normalized to 3 |
| Packaging | 10/10 — packaging workflow detected |
| Security-Policy | 10/10 — security policy file detected |
| Fuzzing | 0/10 — project is not fuzzed |
| SAST | 0/10 — SAST tool is not run on all commits -- score normalized to 0 |
Evidence and freshness
- https://registry.npmjs.org/jsdom/21.1.1 — retrieved 2026-10-29T08:18:25.124Z
- https://api.deps.dev/v3/projects/github.com%2Fjsdom%2Fjsdom — retrieved 2026-10-29T05:58:27.294Z
- https://api.deps.dev/v3/systems/npm/packages/jsdom/versions/21.1.1 — retrieved 2026-10-29T08:18:25.635Z
- https://api.deps.dev/v3/systems/npm/packages/jsdom/versions/21.1.1:dependencies — retrieved 2026-10-29T08:18:25.678Z