Package

file-is-binary

Returns true if a file is binary. Checks the actual contents, since extensions are not reliable. Basic wrapper for isbinaryfile to support vinyl files.

v1.0.0, 19 May 2017MITCommonJSTypes: None

$ npm install file-is-binary

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 20.2k; -19% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 2; Direct, from package.json
Last release: 9 years ago; v1.0.0
GitHub stars: 6; 0 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.

20,245 downloads last week, 103,073 in the last month. The 12-month change of -19% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 1.0.0, 19 May 20179 years ago
First published: -
Last push to GitHub: 19 May 20173,415 days before the snapshot
Repository archived: No
Open issues: 0
Open pull requests: 0
Commits, last 52 weeks: 0
Dependents on npm: 8

Major versions

Recent releases

Compatibility

Module format: CommonJSFrom package.json type, main and exports fields
TypeScript types: None
Node.js engine range: >=0.10.0
Runtimes: -
Unpacked size (npm): -
Dependencies (2): isobjectis-binary-buffer

Install

npm install file-is-binary

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/file-is-binary@1.0.0/
unpkghttps://unpkg.com/file-is-binary@1.0.0/
esm.shhttps://esm.sh/file-is-binary@1.0.0

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

Indexability: Not indexed (discovery only): no category.