Package

is-bzip2

Check if a Buffer/Uint8Array is a BZIP2 file

v1.0.0, 25 Aug 2014MIT-Types: None

$ npm install is-bzip2

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 133.2k; +19% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 0; Direct, from package.json
Last release: 12 years ago; v1.0.0
GitHub stars: 10; 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.

133,183 downloads last week, 491,931 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, 25 Aug 201412 years ago
First published: -
Last push to GitHub: 16 May 20154,149 days before the snapshot
Repository archived: No
Open issues: 0
Open pull requests: 0
Commits, last 52 weeks: 0
Dependents on npm: 5

Major versions

Recent releases

Compatibility

Module format: -Not determined from package.json
TypeScript types: None
Node.js engine range: >=0.10.0
Runtimes: -
Unpacked size (npm): -
Dependencies (0): None

Install

npm install is-bzip2

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/is-bzip2@1.0.0/
unpkghttps://unpkg.com/is-bzip2@1.0.0/
esm.shhttps://esm.sh/is-bzip2@1.0.0

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

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