Package

esmock

provides native ESM import and globals mocking for unit tests

v2.7.6, 28 May 2026ISCESM onlyTypes: BundledTesting Dev servers and API mocking

$ npm install esmock

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 65k; +81% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 0; Direct, from package.json
Last release: 3 months ago; v2.7.6
GitHub stars: 217; 22 forks
Open issues / PRs: 4 / 0
Contributors: -
Commits, last 52 weeks: 54

Downloads

Last week 2026-09-15 to 2026-09-21

Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

65,014 downloads last week, 314,474 in the last month. The 12-month change of +81% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 2.7.6, 28 May 20263 months ago
First published: -
Last push to GitHub: 29 May 2026118 days before the snapshot
Repository archived: No
Open issues: 4
Open pull requests: 0
Commits, last 52 weeks: 54
Dependents on npm: 6

Major versions

Recent releases

Compatibility

Module format: ESM onlyFrom package.json type, main and exports fields
TypeScript types: Bundled
Node.js engine range: >=14.16.0
Runtimes: -
Unpacked size (npm): 26 kB
Dependencies (0): None

Install

npm install esmock

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/esmock@2.7.6/
unpkghttps://unpkg.com/esmock@2.7.6/
esm.shhttps://esm.sh/esmock@2.7.6

Alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
ng-mocks ng-mocks simplifies Angular testing with mock dependencies, shallow rendering and less boilerplate. Mock components, services, directives, pipes and modules in Angular 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 with Jasmine, Jest or Vitest.	404.6k	-	6 days ago	ESM + CommonJS	-
mocked-env Easy way to mock process.env during BDD testing	75.4k	-	5 years ago	CommonJS	-
vitest-canvas-mock 🌗 A module used to mock canvas in Vitest.	819.6k	-	20 days ago	ESM + CommonJS	-
mock-match-media mock window.matchMedia for tests or node	31.2k	-	11 months ago	ESM + CommonJS	-
@jedmao/redux-mock-store A mock store for testing your redux async action creators and middleware	11.5k	-	6 years ago	ESM + CommonJS	-
vitest-console Quickly mock various console methods in Vitest and track their calls with custom matchers	10.4k	-	11 months ago	ESM only	-
mock-xmlhttprequest XMLHttpRequest mock for testing	94k	-	1 year ago	ESM + CommonJS	-
jest-launchdarkly-mock Easily unit test LaunchDarkly feature flagged components with jest	76.6k	-	6 months ago	CommonJS	-

Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.