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pkijs

Public Key Infrastructure (PKI) is the basis of how identity and key management is performed on the web today. PKIjs is a pure JavaScript library implementing the formats that are used in PKI applications. It is built on WebCrypto and aspires to make it p

v3.4.1, 20 Sept 2026BSD-3-ClauseESM + CommonJSTypes: BundledCryptography and hashing
$ npm install pkijs
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Key numbers

As of 25 Sept 2026
Weekly downloads
7m
+4344% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
6
Direct, from package.json
Last release
4 days ago
v3.4.1
GitHub stars
1.4k
217 forks
Open issues / PRs
78 / 6
Contributors
-
Commits, last 52 weeks
101

Downloads

Last week 2026-09-15 to 2026-09-21
02.5m5m7.5m10mSept 2025Mar 2026Sept 2026High 8.9m (25 Aug 2026)Low 100.8k (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.

7,013,936 downloads last week, 32,873,238 in the last month. The 12-month change of +4344% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months
6154 in total
Latest version
3.4.1, 20 Sept 20264 days ago
First published
16 Jul 2014
Last push to GitHub
24 Sept 2026same day as the snapshot
Repository archived
No
Open issues
78
Open pull requests
6
Commits, last 52 weeks
101
Dependents on npm
253

Major versions

  1. v3 first release 3.0.1, 19 May 2022
  2. v2 first release 2.0.48, 6 Jan 2017
  3. v1 first release 1.0.1, 16 Jul 2014

Recent releases

VersionPublished
3.4.120 Sept 2026
3.4.018 Mar 2026
3.3.33 Nov 2025
3.3.228 Oct 2025
3.3.122 Oct 2025
3.3.015 Oct 2025
3.2.512 Mar 2025
3.2.422 Jul 2024
3.2.322 Jul 2024
3.2.222 Jul 2024
3.2.115 Jul 2024
3.2.015 Jul 2024
3.1.03 Jun 2024
3.0.1612 Mar 2024

Compatibility

Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=16.0.0
Runtimes
-
Unpacked size (npm)
1.9 MB
Dependencies (6)
tslibasn1jspvutilspvtsutilsbytestreamjs@noble/hashes

Install

npm install pkijs

CDN

  • jsDelivrhttps://cdn.jsdelivr.net/npm/pkijs@3.4.1/
  • unpkghttps://unpkg.com/pkijs@3.4.1/
  • esm.shhttps://esm.sh/pkijs@3.4.1
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.