# @jest/core

> Delightful JavaScript Testing.

Latest version **30.5.2** (published 2026-09-18) · MIT license · 0 weekly downloads

## Install

```sh
npm install @jest/core
pnpm add @jest/core
yarn add @jest/core
bun add @jest/core
```

## Health

**Score 70/100 (B)** — status: active.

Positive: has types; esm support; no vulnerabilities; recently updated; high maintenance score; popular repo.

Warnings: low downloads.

## Facts

| | |
|---|---|
| Version | 30.5.2 |
| Published | 2026-09-18 |
| First published | 2019-03-05 |
| Weekly downloads | 0 |
| License | MIT |
| TypeScript types | bundled |
| Module format | ESM + CommonJS |
| Node | ^18.14.0 \|\| ^20.0.0 \|\| ^22.0.0 \|\| >=24.0.0 |
| Dependencies | 28 |
| Unpacked size | 145.3 KB |
| Known vulnerabilities | 0 |
| Install scripts | no |
| GitHub stars | 45490 |
| Maintainers | aaronabramov, simenb, rickhanlonii, openjs-operations, cpojer |
| Keywords | ava, babel, coverage, easy, expect, facebook, immersive, instant, jasmine, jest, jsdom, mocha, mocking, painless, qunit, runner, sandboxed, snapshot, tap, tape, test, testing, typescript, watch |

## Links

- npm: https://www.npmjs.com/package/@jest/core
- Repository: https://github.com/jestjs/jest
- Homepage: https://jestjs.io/
- Issues: https://github.com/jestjs/jest/issues
- npm.io page: https://npm.io/package/@jest/core

## Dependencies (28)

- [chalk](https://npm.io/package/chalk.md) ^4.1.2
- [slash](https://npm.io/package/slash.md) ^3.0.0
- [exit-x](https://npm.io/package/exit-x.md) ^0.2.2
- [ci-info](https://npm.io/package/ci-info.md) ^4.2.0
- [jest-util](https://npm.io/package/jest-util.md) 30.5.1
- [@jest/types](https://npm.io/package/@jest/types.md) 30.5.1
- [@types/node](https://npm.io/package/@types/node.md) *
- [graceful-fs](https://npm.io/package/graceful-fs.md) ^4.2.11
- [jest-config](https://npm.io/package/jest-config.md) 30.5.2
- [jest-runner](https://npm.io/package/jest-runner.md) 30.5.2
- [ansi-escapes](https://npm.io/package/ansi-escapes.md) ^4.3.2
- [jest-resolve](https://npm.io/package/jest-resolve.md) 30.5.1
- [jest-runtime](https://npm.io/package/jest-runtime.md) 30.5.2
- [jest-watcher](https://npm.io/package/jest-watcher.md) 30.5.2
- [@jest/console](https://npm.io/package/@jest/console.md) 30.5.2
- [@jest/pattern](https://npm.io/package/@jest/pattern.md) 30.5.0
- [jest-snapshot](https://npm.io/package/jest-snapshot.md) 30.5.2
- [jest-validate](https://npm.io/package/jest-validate.md) 30.5.1
- [pretty-format](https://npm.io/package/pretty-format.md) 30.5.1
- [jest-haste-map](https://npm.io/package/jest-haste-map.md) 30.5.1
- [@jest/reporters](https://npm.io/package/@jest/reporters.md) 30.5.2
- [@jest/transform](https://npm.io/package/@jest/transform.md) 30.5.2
- [jest-regex-util](https://npm.io/package/jest-regex-util.md) 30.5.0
- [@jest/test-result](https://npm.io/package/@jest/test-result.md) 30.5.2
- [jest-message-util](https://npm.io/package/jest-message-util.md) 30.5.1
- [jest-changed-files](https://npm.io/package/jest-changed-files.md) 30.5.1
- [jest-resolve-dependencies](https://npm.io/package/jest-resolve-dependencies.md) 30.5.2
- [fast-json-stable-stringify](https://npm.io/package/fast-json-stable-stringify.md) ^2.1.0

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## Recent versions

- 30.5.2 (latest) — 2026-09-18
- 30.0.0-rc.1 (next) — 2025-06-09
- 30.5.1 — 2026-09-01
- 30.5.0 — 2026-08-28
- 30.4.2 — 2026-05-09
- 30.4.1 — 2026-05-08
- 30.4.0 — 2026-05-07
- 30.3.0 — 2026-03-10
- 30.2.0 — 2025-09-28
- 30.1.3 — 2025-09-02
- 30.1.2 — 2025-09-01
- 30.1.1 — 2025-08-27
- 30.1.0 — 2025-08-27
- 30.0.5 — 2025-07-22
- 30.0.4 — 2025-07-02
- … 157 more at https://npm.io/package/@jest/core/versions

## README

# @jest/core

Jest is currently working on providing a programmatic API. This is under development, and usage of this package directly is currently not supported.

---
_Source: https://npm.io/package/@jest/core · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._