Package

opfs-mock

Mock all origin private file system APIs for your Jest or Vitest tests

v2.8.0MITESM onlyTypes: BundledTesting DOM and browser utilities

$ npm install opfs-mock

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 2.1k; +415% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 0; Direct, from package.json
Last release: -; v2.8.0
GitHub stars: 8; 1 forks
Open issues / PRs: 0 / 0
Contributors: -
Commits, last 52 weeks: 19

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.

2,094 downloads last week, 14,648 in the last month. The 12-month change of +415% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 2.8.0
First published: -
Last push to GitHub: 28 Jul 202658 days before the snapshot
Repository archived: No
Open issues: 0
Open pull requests: 0
Commits, last 52 weeks: 19
Dependents on npm: -

Major versions

Recent releases

Compatibility

Module format: ESM onlyFrom package.json type, main and exports fields
TypeScript types: Bundled
Node.js engine range: >=20.0.0
Runtimes: -
Unpacked size (npm): 29 kB
Dependencies (0): None

Install

npm install opfs-mock

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/opfs-mock@2.8.0/
unpkghttps://unpkg.com/opfs-mock@2.8.0/
esm.shhttps://esm.sh/opfs-mock@2.8.0

Alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
jest-mock-vscode VS Code Mock for jest	26k	-	1 month ago	CommonJS	-
testcafe Automated browser testing for the modern web development stack.	147.4k	-	2 months ago	CommonJS	-
jest-localstorage-mock Auto mock all localstorage and sessionstorage APIs for your Jest tests	281k	-	3 years ago	ESM + CommonJS	-
cypress-browser-permissions A Cypress plugin package to handle setting common browser permissions like notifications, geolocation, images, and more	48.4k	-	4 years ago	CommonJS	-
ts-jest-mock Maps to the proper jest mock type	26k	-	2 years ago	ESM + CommonJS	-
html-dnd HTML Drag and Drop Simulator for E2E testing	6.9k	-	7 years ago	CommonJS	-
mockingoose A Jest package for mocking mongoose models	20.2k	-	7 months ago	ESM + CommonJS	-
wiremock-captain A better way to use the WireMock simulator to test your HTTP APIs	55.6k	-	10 months ago	CommonJS	-

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

Indexability: Not indexed (discovery only): downloads_week 2094 < 10000.