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Package

debug

Lightweight debugging utility for Node.js and the browser

v4.4.3, 13 Sept 2025MITCommonJSTypes: NoneLogging
$ npm install debug

Key numbers

As of 25 Sept 2026
Weekly downloads
557.1m
+52% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
1
Direct, from package.json
Last release
1 year ago
v4.4.3
GitHub stars
11.5k
993 forks
Open issues / PRs
60 / 39
Contributors
121
Commits, last 52 weeks
2

Downloads

Last week 2026-09-15 to 2026-09-21
0200m400m600m800mSept 2025Mar 2026Sept 2026High 704.8m (25 Aug 2026)Low 234.7m (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.

557,076,954 downloads last week, 2,589,431,514 in the last month. The 12-month change of +52% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
077 in total
Latest version
4.4.3, 13 Sept 20251 year ago
First published
29 Nov 2011
Last push to GitHub
1 Apr 2026176 days before the snapshot
Repository archived
No
Open issues
60
Open pull requests
39
Commits, last 52 weeks
2
Dependents on npm
57,106

Major versions

  1. v4 first release 4.0.0, 11 Sept 2018
  2. v3 first release 3.0.0, 8 Aug 2017
  3. v2 first release 2.0.0, 1 Sept 2014
  4. v1 first release 1.0.0, 5 Jun 2014
  5. v0 first release 0.0.1, 29 Nov 2011

Recent releases

VersionPublished
4.4.313 Sept 2025
4.4.113 May 2025
4.4.06 Dec 2024
4.3.76 Sept 2024
4.3.627 Jul 2024
4.3.531 May 2024
4.3.417 Mar 2022
4.3.327 Nov 2021
4.3.29 Dec 2020
3.2.719 Nov 2020
4.3.119 Nov 2020
4.3.019 Sept 2020
4.2.019 May 2020
4.1.122 Dec 2018
Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
None
Node.js engine range
>=6.0
Runtimes
-
Unpacked size (npm)
42 kB
Dependencies (1)
ms
npm install debug

CDN

jsDelivr: 2.5m requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/debug@4.4.3/
  • unpkghttps://unpkg.com/debug@4.4.3/
  • esm.shhttps://esm.sh/debug@4.4.3
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Indexed.