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sm-polyfill

SM2/SM3/SM4 polyfill for Node.js 16 and earlier. Provides SM2 signing/verification using sm-crypto when native OpenSSL support is unavailable.

v1.3.0, 30 Jun 2026MITCommonJSTypes: NoneCryptography and hashingPolyfills and shims
$ npm install sm-polyfill

Key numbers

As of 25 Sept 2026
Weekly downloads
1.8k
- over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
1
Direct, from package.json
Last release
2 months ago
v1.3.0
GitHub stars
0
0 forks
Open issues / PRs
0 / 0
Contributors
-
Commits, last 52 weeks
5

Downloads

Last week 2026-09-15 to 2026-09-21
02k4k6kSept 2025Mar 2026Sept 2026High 5.8k (25 Aug 2026)Low 0 (23 Sept 2025)
Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

1,753 downloads last week, 9,824 in the last month. No 52-week series has been fetched yet.

Releases, last 12 months
-
Latest version
1.3.0, 30 Jun 20262 months ago
First published
-
Last push to GitHub
30 Jun 202686 days before the snapshot
Repository archived
No
Open issues
0
Open pull requests
0
Commits, last 52 weeks
5
Dependents on npm
1

Major versions

-

Recent releases

-

Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
None
Node.js engine range
>=14.0.0
Runtimes
-
Unpacked size (npm)
37 kB
Dependencies (1)
sm-crypto-v2
npm install sm-polyfill
  • jsDelivrhttps://cdn.jsdelivr.net/npm/sm-polyfill@1.3.0/
  • unpkghttps://unpkg.com/sm-polyfill@1.3.0/
  • esm.shhttps://esm.sh/sm-polyfill@1.3.0
PackageWeekly downloadsGzipLast releaseModuleComparison
crypto-randomuuid1.1m-5 years agoCommonJS-
random-poly-fill19.4k-7 years agoCommonJS-
react-native-get-random-values1.9m-11 months ago--
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): downloads_week 1753 < 10000.