</>PackageGraphPackageGraph

jest-config

npmv30.5.1TypeScript

Not recommended for new projects

No — jest-config should not be adopted for new projects. Pulls in 168 transitive packages, about 15 MB installed (at least — some of the tree is still being crawled). This package exposes a 168-package audit surface.

  • AAdoption: grade A, Excellent.

    45M downloads per week and 2 known dependents.

  • AMaintenance: grade A, Excellent.

    Last published 9 days ago. 27 releases in the last 2 years.

  • FWeight: grade F, Failing.

    Pulls in 168 transitive packages, about 15 MB installed (at least — some of the tree is still being crawled).

  • CSupply chain: grade C, Fair — worth a look.

    This package exposes a 168-package audit surface.

  • ALicense: grade A, Excellent.

    MIT — permissive, with no copyleft found in the dependency tree.

Grades are computed deterministically from registry metadata collected by PackageGraph — downloads, dependents, publish dates, the resolved dependency tree, maintainer count, and declared licenses. No third-party scores are used.

Install cost

What you actually take on by adding jest-config to a project.

23
Direct dependencies

Runtime packages this one declares itself.

168
Total installed

Distinct packages in the full runtime tree, deduplicated the way a package manager would.

15 MB
Install size

Unpacked size of this package plus its entire runtime tree.

6
Tree depth

Longest resolved dependency chain below this package.

Part of this dependency tree has not been crawled yet, so these figures are a lower bound rather than a final total.

Licenses in the dependency tree

(MIT OR CC0-1.0)Apache-2.0BSD-3-ClauseBlueOak-1.0.0ISCMIT

Every license you inherit by installing jest-config, not just its own. Check this before a legal review, not after.

Compatibility

Node.js
node ^18.14.0 || ^20.0.0 || ^22.0.0 || >=24.0.0
Module format
ESM + CommonJS
TypeScript
Types included
Install scripts
None

Dependencies

Declared by jest-config v30.5.1. Runtime dependencies are installed with the package; dev dependencies are not.

Runtime (23)

@babel/core ^7.27.4@jest/get-type 30.5.0@jest/pattern 30.5.0@jest/test-sequencer 30.5.1@jest/types 30.5.1babel-jest 30.5.1chalk ^4.1.2ci-info ^4.2.0deepmerge ^4.3.1glob ^13.0.6graceful-fs ^4.2.11jest-circus 30.5.1jest-docblock 30.5.0jest-environment-node 30.5.1jest-regex-util 30.5.0jest-resolve 30.5.1jest-runner 30.5.1jest-util 30.5.1jest-validate 30.5.1parse-json ^5.2.0pretty-format 30.5.1slash ^3.0.0strip-json-comments ^3.1.1

Peer (3)

@types/node *esbuild-register >=3.4.0ts-node >=9.0.0

Dev (8)

@jest/test-utils 30.5.1@types/graceful-fs ^4.1.9@types/parse-json ^4.0.2esbuild ^0.28.0esbuild-register ^3.6.0semver ^7.7.2ts-node ^10.5.0typescript ^5.8.3

Used by

Popular packages that depend on jest-config.

jest-clinpm

Delightful JavaScript Testing.

↓ 0/wk◈ 3 dependents⚖ MITTS
@jest/corenpm

Delightful JavaScript Testing.

↓ 0/wk◈ 2 dependents⚖ MITTS

Relationship graph

Dependencies (left) and dependents (right) of jest-config.

jest-docblockstrip-json-commen…jest-environment-…deepmergebabel-jestjest-validateslash@jest/typesgraceful-fsjest-circus@jest/pattern@jest/get-type@jest/test-sequen…globjest-utiljest-runnerjest-resolvepretty-formatjest-regex-utilci-infojest-cli@jest/corejest-config
jest-config dependencies dependents

Frequently installed together

jest-utilnpm

This packages is a collection of utilities and helper functions

↓ 104M/wk◈ 23 dependents⚖ MITTS
jest-validatenpm

Generic configuration validation tool that helps you with warnings, errors and deprecation messages as well as showing users examples of correct configuration.

↓ 52.7M/wk◈ 6 dependents⚖ MITTS
node-notifiernpm

A Node.js module for sending notifications on native Mac, Windows (post and pre 8) and Linux (or Growl as fallback)

↓ 3.8M/wk◈ 4 dependents⚖ MIT
exit-xnpm

A replacement for process.exit that ensures stdio are fully drained before exiting.

↓ 0/wk◈ 4 dependents⚖ MITTS
@jest/typesnpm

This package contains shared types of Jest's packages.

↓ 0/wk◈ 26 dependents⚖ MITTS
@jest/test-resultnpm

No description provided.

↓ 0/wk◈ 8 dependents⚖ MITTS
fast-json-stable-stringifynpm

deterministic `JSON.stringify()` - a faster version of substack's json-stable-strigify without jsonify

↓ 137.5M/wk◈ 2 dependents⚖ MITTS
jest-message-utilnpm

No description provided.

↓ 75.7M/wk◈ 9 dependents⚖ MITTS
jest-regex-utilnpm

No description provided.

↓ 74.9M/wk◈ 7 dependents⚖ MITTS
jest-resolvenpm

No description provided.

↓ 46M/wk◈ 9 dependents⚖ MITTS
jest-runnernpm

No description provided.

↓ 43.7M/wk◈ 2 dependents⚖ MITTS
@jest/reportersnpm

Jest's reporters

↓ 43.2M/wk◈ 1 dependents⚖ MITTS

Release history

27 releases in the last two years, typically about 4 days apart.

Recent versions of jest-config
VersionPublishedSizeLicense
30.5.1latest9 days ago121 KBMIT
30.5.012 days ago120 KBMIT
30.4.24 months ago119 KBMIT
30.4.14 months ago119 KBMIT
30.4.04 months ago118 KBMIT
30.3.06 months ago115 KBMIT
30.2.011 months ago118 KBMIT
30.1.31 year ago117 KBMIT
30.1.21 year ago117 KBMIT
30.1.11 year ago117 KBMIT
30.1.01 year ago117 KBMIT
30.0.51 year ago117 KBMIT
30.0.41 year ago116 KBMIT
30.0.31 year ago116 KBMIT
30.0.21 year ago111 KBMIT

Overview

jest-config is an npm package. It is extremely widely used, with about 45M downloads per week and 2 known dependents in the graph. The latest version is 30.5.1, released under the MIT license.

Who should use it

Teams working in the npm ecosystem who need this functionality and value a battle-tested, widely-adopted solution.

When not to use it

Consider an alternative if you need to minimize your dependency tree, or if a more actively-maintained option better fits your npm stack.

Pros

  • Large, well-established user base (45M weekly downloads).
  • Ships TypeScript type definitions.
  • Clear open-source license (MIT).

Cons

  • Large dependency tree (34 direct dependencies) increases install size and audit surface.

Auto-generated from collected registry metadata. No external claims are inferred.

Maintainers

aaronabramovcpojeropenjs-operationsrickhanloniisimenb

Frequently asked questions

Should I use jest-config?

No — jest-config should not be adopted for new projects. Pulls in 168 transitive packages, about 15 MB installed (at least — some of the tree is still being crawled). This package exposes a 168-package audit surface.

How do I install jest-config?

Run `npm install jest-config` to add jest-config to your npm project.

How many dependencies does jest-config have?

jest-config declares 34 direct dependencies and pulls in 168 packages in total once its runtime tree is resolved totalling about 15 MB on disk.

What license is jest-config released under?

jest-config is distributed under the MIT license. Its dependency tree also includes: (MIT OR CC0-1.0), Apache-2.0, BSD-3-Clause, BlueOak-1.0.0, ISC, MIT.

How popular is jest-config?

jest-config has approximately 45,042,131 downloads per week and 2 known dependent packages.

Is jest-config still maintained?

The most recent release of jest-config (v30.5.1) was published 9 days ago.

Does jest-config run install scripts?

No. jest-config does not define preinstall, install, or postinstall scripts, so installing it does not execute publisher-supplied code.