Package

is-m4a

Check if a Buffer/Uint8Array is a m4a file.

v1.0.2, 23 Apr 2016MIT-Types: NoneVideo and audio

$ npm install is-m4a

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 4.9k; +60% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 0; Direct, from package.json
Last release: 10 years ago; v1.0.2
GitHub stars: 5; 1 forks
Open issues / PRs: 0 / 5
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.

4,879 downloads last week, 21,843 in the last month. The 12-month change of +60% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 1.0.2, 23 Apr 201610 years ago
First published: -
Last push to GitHub: 27 May 20173,407 days before the snapshot
Repository archived: No
Open issues: 0
Open pull requests: 5
Commits, last 52 weeks: 0
Dependents on npm: 1

Major versions

Recent releases

Compatibility

Module format: -Not determined from package.json
TypeScript types: None
Node.js engine range: >=4
Runtimes: -
Unpacked size (npm): -
Dependencies (0): None

Install

npm install is-m4a

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/is-m4a@1.0.2/
unpkghttps://unpkg.com/is-m4a@1.0.2/
esm.shhttps://esm.sh/is-m4a@1.0.2

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

Indexability: Not indexed (discovery only): downloads_week 4879 < 10000.