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Package

safe-buffer

Safer Node.js Buffer API

v5.2.1, 10 May 2020MITCommonJSTypes: BundledSecurity
$ npm install safe-buffer

Key numbers

As of 25 Sept 2026
Weekly downloads
237.9m
+68% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
6 years ago
v5.2.1
GitHub stars
345
47 forks
Open issues / PRs
6 / 10
Contributors
8
Commits, last 52 weeks
0

Downloads

Last week 2026-09-15 to 2026-09-21
0100m200m300m400mSept 2025Mar 2026Sept 2026High 310.2m (25 Aug 2026)Low 98.6m (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.

237,924,258 downloads last week, 1,128,813,811 in the last month. The 12-month change of +68% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
011 in total
Latest version
5.2.1, 10 May 20206 years ago
First published
13 Jan 2016
Last push to GitHub
3 Jun 20231,209 days before the snapshot
Repository archived
No
Open issues
6
Open pull requests
10
Commits, last 52 weeks
0
Dependents on npm
4,110

Major versions

  1. v5 first release 5.0.0, 30 May 2016
  2. v4 first release 4.0.0, 30 May 2016
  3. v3 first release 3.0.0, 19 Jan 2016
  4. v2 first release 2.0.0, 17 Jan 2016
  5. v1 first release 1.0.0, 13 Jan 2016

Recent releases

VersionPublished
5.2.110 May 2020
5.2.05 Jul 2019
5.1.225 Apr 2018
5.1.121 Jun 2017
5.1.02 Jun 2017
5.0.130 May 2016
5.0.030 May 2016
4.0.030 May 2016
3.0.019 Jan 2016
2.0.017 Jan 2016
1.0.013 Jan 2016
Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
31 kB
Dependencies (0)
None
npm install safe-buffer

CDN

jsDelivr: 60.1k requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/safe-buffer@5.2.1/
  • unpkghttps://unpkg.com/safe-buffer@5.2.1/
  • esm.shhttps://esm.sh/safe-buffer@5.2.1
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Indexed.