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Package

diff

A JavaScript text diff implementation.

v9.0.0, 13 Apr 2026BSD-3-ClauseESM + CommonJSTypes: Bundled
$ npm install diff
npmGitHub

Key numbers

As of 25 Sept 2026
Weekly downloads
104.5m
+98% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
5 months ago
v9.0.0
GitHub stars
9.2k
545 forks
Open issues / PRs
16 / 6
Contributors
89
Commits, last 52 weeks
34

Downloads

Last week 2026-09-15 to 2026-09-21
050m100m150mSept 2025Mar 2026Sept 2026High 143.7m (18 Aug 2026)Low 34.1m (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.

104,518,982 downloads last week, 513,225,090 in the last month. The 12-month change of +98% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months
854 in total
Latest version
9.0.0, 13 Apr 20265 months ago
First published
29 Mar 2011
Last push to GitHub
19 Sept 20265 days before the snapshot
Repository archived
No
Open issues
16
Open pull requests
6
Commits, last 52 weeks
34
Dependents on npm
10,714

Major versions

  1. v9 first release 9.0.0, 13 Apr 2026
  2. v8 first release 8.0.0, 12 May 2025
  3. v7 first release 7.0.0, 6 Sept 2024
  4. v6 first release 6.0.0, 2 Sept 2024
  5. v5 first release 5.0.0, 8 Nov 2020
  6. v4 first release 4.0.0, 6 Jan 2019
  7. v3 first release 3.0.0, 23 Aug 2016
  8. v2 first release 2.0.1, 7 Aug 2015
  9. v1 first release 1.0.0, 29 Mar 2011

Recent releases

VersionPublished
9.0.013 Apr 2026
8.0.423 Mar 2026
3.5.128 Jan 2026
4.0.420 Jan 2026
4.0.320 Jan 2026
5.2.220 Jan 2026
5.2.120 Jan 2026
8.0.312 Jan 2026
8.0.222 May 2025
8.0.113 May 2025
8.0.012 May 2025
7.0.06 Sept 2024
6.0.02 Sept 2024
5.2.012 Feb 2024

Compatibility

Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=0.3.1
Runtimes
-
Unpacked size (npm)
601 kB
Dependencies (0)
None

Install

npm install diff

CDN

jsDelivr: 1.4m requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/diff@9.0.0/
  • unpkghttps://unpkg.com/diff@9.0.0/
  • esm.shhttps://esm.sh/diff@9.0.0
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

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