Package

file-system-access

File System Access API implementation (ponyfill) with pluggable storage adapters via IndexedDB, Cache API, in-memory etc.

v1.0.4, 29 Nov 2022MITESM onlyTypes: BundledFiles and file systems

$ npm install file-system-access

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 9.4k; +31% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 4; Direct, from package.json
Last release: 3 years ago; v1.0.4
GitHub stars: 28; 3 forks
Open issues / PRs: 0 / 0
Contributors: -
Commits, last 52 weeks: 0

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.

9,448 downloads last week, 36,132 in the last month. The 12-month change of +31% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 1.0.4, 29 Nov 20223 years ago
First published: -
Last push to GitHub: 28 Mar 20231,276 days before the snapshot
Repository archived: No
Open issues: 0
Open pull requests: 0
Commits, last 52 weeks: 0
Dependents on npm: 4

Major versions

Recent releases

Compatibility

Module format: ESM onlyFrom package.json type, main and exports fields
TypeScript types: Bundled
Node.js engine range: >=14
Runtimes: -
Unpacked size (npm): 472 kB
Dependencies (4): fetch-blobnode-domexceptionweb-streams-polyfill@types/wicg-file-system-access

Install

npm install file-system-access

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/file-system-access@1.0.4/
unpkghttps://unpkg.com/file-system-access@1.0.4/
esm.shhttps://esm.sh/file-system-access@1.0.4

Alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
native-file-system-adapter Native File System API	21k	-	2 years ago	ESM only	-

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

Indexability: Not indexed (discovery only): downloads_week 9448 < 10000.