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JS
Package

levn

Light ECMAScript (JavaScript) Value Notation - human written, concise, typed, flexible

v0.4.1, 4 Apr 2020MITCommonJSTypes: None
$ npm install levn
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Key numbers

As of 25 Sept 2026
Weekly downloads
114.2m
+101% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
2
Direct, from package.json
Last release
6 years ago
v0.4.1
GitHub stars
85
8 forks
Open issues / PRs
1 / 2
Contributors
3
Commits, last 52 weeks
0

Downloads

Last week 2026-09-15 to 2026-09-21
050m100m150mSept 2025Mar 2026Sept 2026High 149.6m (18 Aug 2026)Low 37.1m (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.

114,151,791 downloads last week, 539,181,415 in the last month. The 12-month change of +101% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months
010 in total
Latest version
0.4.1, 4 Apr 20206 years ago
First published
4 Oct 2013
Last push to GitHub
18 Jul 20231,164 days before the snapshot
Repository archived
No
Open issues
1
Open pull requests
2
Commits, last 52 weeks
0
Dependents on npm
1,569

Major versions

  1. v0 first release 0.1.0, 4 Oct 2013

Recent releases

VersionPublished
0.4.14 Apr 2020
0.4.04 Apr 2020
0.3.029 Dec 2015
0.2.529 Apr 2014
0.2.48 Apr 2014
0.2.320 Mar 2014
0.2.220 Mar 2014
0.2.117 Dec 2013
0.2.029 Oct 2013
0.1.04 Oct 2013

Compatibility

Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
None
Node.js engine range
>= 0.8.0
Runtimes
-
Unpacked size (npm)
24 kB
Dependencies (2)
prelude-lstype-check

Install

npm install levn

CDN

  • jsDelivrhttps://cdn.jsdelivr.net/npm/levn@0.4.1/
  • unpkghttps://unpkg.com/levn@0.4.1/
  • esm.shhttps://esm.sh/levn@0.4.1
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

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