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Package

cfb

Compound File Binary File Format extractor

v1.2.2, 6 Apr 2022Apache-2.0CommonJSTypes: Bundled
$ npm install cfb
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Key numbers

As of 25 Sept 2026
Weekly downloads
9.7m
+194% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
2
Direct, from package.json
Last release
4 years ago
v1.2.2
GitHub stars
79
15 forks
Open issues / PRs
7 / 0
Contributors
-
Commits, last 52 weeks
0

Downloads

Last week 2026-09-15 to 2026-09-21
05m10m15mSept 2025Mar 2026Sept 2026High 13.3m (25 Aug 2026)Low 3.2m (23 Dec 2025)
Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

9,747,946 downloads last week, 46,727,614 in the last month. The 12-month change of +194% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months
030 in total
Latest version
1.2.2, 6 Apr 20224 years ago
First published
5 Sept 2013
Last push to GitHub
10 Nov 20221,414 days before the snapshot
Repository archived
No
Open issues
7
Open pull requests
0
Commits, last 52 weeks
0
Dependents on npm
419

Major versions

  1. v1 first release 1.0.0, 5 Nov 2017
  2. v0 first release 0.8.1, 6 Dec 2013

Recent releases

VersionPublished
1.2.26 Apr 2022
1.2.16 Sept 2021
1.2.09 Jul 2020
1.1.413 Mar 2020
1.1.34 Aug 2019
1.1.220 Jul 2019
1.1.110 Jun 2019
1.1.04 Sept 2018
1.0.88 Jul 2018
1.0.728 Apr 2018
1.0.69 Apr 2018
1.0.55 Mar 2018
1.0.415 Feb 2018
1.0.312 Feb 2018

Compatibility

Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=0.8
Runtimes
-
Unpacked size (npm)
362 kB
Dependencies (2)
crc-32adler-32

Install

npm install cfb

CDN

  • jsDelivrhttps://cdn.jsdelivr.net/npm/cfb@1.2.2/
  • unpkghttps://unpkg.com/cfb@1.2.2/
  • esm.shhttps://esm.sh/cfb@1.2.2
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

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