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Package

systemjs

Dynamic ES module loader

v6.15.1, 27 Apr 2024MITCommonJSTypes: None
$ npm install systemjs

Key numbers

As of 25 Sept 2026
Weekly downloads
845.6k
+7% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
2 years ago
v6.15.1
GitHub stars
13.1k
1.1k forks
Open issues / PRs
65 / 12
Contributors
-
Commits, last 52 weeks
0

Downloads

Last week 2026-09-15 to 2026-09-21
0500k1m1.5mSept 2025Mar 2026Sept 2026High 1.3m (21 Jul 2026)Low 418.3k (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.

845,561 downloads last week, 3,801,419 in the last month. The 12-month change of +7% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
0226 in total
Latest version
6.15.1, 27 Apr 20242 years ago
First published
2 Feb 2014
Last push to GitHub
14 Jun 2026103 days before the snapshot
Repository archived
No
Open issues
65
Open pull requests
12
Commits, last 52 weeks
0
Dependents on npm
1,051

Major versions

  1. v6 first release 6.0.0, 29 Aug 2019
  2. v5 first release 5.0.0, 31 Jul 2019
  3. v4 first release 4.0.0, 30 Jun 2019
  4. v3 first release 3.0.0, 12 Jan 2019
  5. v2 first release 2.0.0, 28 Sept 2018
  6. v0 first release 0.4.0, 2 Feb 2014

Recent releases

VersionPublished
6.15.127 Apr 2024
6.15.027 Apr 2024
6.14.31 Jan 2024
6.14.216 Aug 2023
6.14.121 Mar 2023
6.14.025 Feb 2023
6.13.029 Sept 2022
6.12.631 Aug 2022
6.12.531 Aug 2022
6.12.426 Aug 2022
6.12.318 Aug 2022
6.12.210 Aug 2022
6.12.121 Jan 2022
6.12.021 Jan 2022
Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
None
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
769 kB
Dependencies (0)
None
npm install systemjs

CDN

jsDelivr: 307.5m requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/systemjs@6.15.1/
  • unpkghttps://unpkg.com/systemjs@6.15.1/
  • esm.shhttps://esm.sh/systemjs@6.15.1
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

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