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Package

file-type

Detect the file type of a file, stream, or data

v22.1.1, 17 Sept 2026MITESM onlyTypes: BundledImage processingPDF and documents
$ npm install file-type
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Key numbers

As of 25 Sept 2026
Weekly downloads
41.4m
+61% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
4
Direct, from package.json
Last release
8 days ago
v22.1.1
GitHub stars
4.3k
399 forks
Open issues / PRs
0 / 0
Contributors
121
Commits, last 52 weeks
50

Downloads

Last week 2026-09-15 to 2026-09-21
020m40m60mSept 2025Mar 2026Sept 2026High 58.7m (25 Aug 2026)Low 16.2m (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.

41,427,702 downloads last week, 189,497,784 in the last month. The 12-month change of +61% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months
13172 in total
Latest version
22.1.1, 17 Sept 20268 days ago
First published
24 Apr 2014
Last push to GitHub
17 Sept 20268 days before the snapshot
Repository archived
No
Open issues
0
Open pull requests
0
Commits, last 52 weeks
50
Dependents on npm
3,505

Major versions

  1. v22 first release 22.0.0, 26 Mar 2026
  2. v21 first release 21.0.0, 23 May 2025
  3. v20 first release 20.0.0, 15 Jan 2025
  4. v19 first release 19.0.0, 7 Jan 2024
  5. v18 first release 18.0.0, 24 Aug 2022
  6. v17 first release 17.0.0, 24 Nov 2021
  7. v16 first release 16.0.0, 18 Oct 2020
  8. v15 first release 15.0.0, 26 Aug 2020
  9. v14 first release 14.0.0, 2 Feb 2020
  10. v13 first release 13.0.0, 7 Jan 2020
  11. v12 first release 12.0.0, 12 Jun 2019
  12. v11 first release 11.0.0, 4 May 2019
  13. v10 first release 10.0.0, 7 Oct 2018
  14. v9 first release 9.0.0, 10 Aug 2018
  15. v8 first release 8.0.0, 12 May 2018
  16. v7 first release 7.0.1, 8 Oct 2017
  17. v6 first release 6.1.0, 15 Aug 2017
  18. v5 first release 5.0.0, 6 Jun 2017
  19. v4 first release 4.0.0, 13 Dec 2016
  20. v3 first release 3.0.0, 11 Oct 2015
  21. v2 first release 2.0.0, 19 Dec 2014
  22. v1 first release 1.0.0, 14 Aug 2014
  23. v0 first release 0.1.0, 24 Apr 2014

Recent releases

VersionPublished
22.1.117 Sept 2026
22.1.011 Sept 2026
22.0.215 Aug 2026
22.0.19 Apr 2026
22.0.026 Mar 2026
21.3.422 Mar 2026
21.3.316 Mar 2026
21.3.213 Mar 2026
21.3.19 Mar 2026
21.3.04 Jan 2026
21.2.025 Dec 2025
21.1.119 Nov 2025
21.1.010 Nov 2025
21.0.023 May 2025

Compatibility

Module format
ESM onlyFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=22
Runtimes
-
Unpacked size (npm)
136 kB
Dependencies (4)
strtok3token-typesuint8array-extras@tokenizer/inflate

Install

npm install file-type

CDN

jsDelivr: 64.8k requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/file-type@22.1.1/
  • unpkghttps://unpkg.com/file-type@22.1.1/
  • esm.shhttps://esm.sh/file-type@22.1.1
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Indexed.