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Package

zlibjs

zlib, gzip and zip implementation in JavaScript

v0.3.1, 6 Jul 2017MITCommonJSTypes: NoneCompression and archives
$ npm install zlibjs

Key numbers

As of 25 Sept 2026
Weekly downloads
2.3m
+408% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
9 years ago
v0.3.1
GitHub stars
1.1k
345 forks
Open issues / PRs
31 / 7
Contributors
-
Commits, last 52 weeks
0

Downloads

Last week 2026-09-15 to 2026-09-21
01m2m3mSept 2025Mar 2026Sept 2026High 2.9m (18 Aug 2026)Low 431.7k (21 Oct 2025)
Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

2,258,356 downloads last week, 10,598,927 in the last month. The 12-month change of +408% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
05 in total
Latest version
0.3.1, 6 Jul 20179 years ago
First published
7 Feb 2014
Last push to GitHub
13 Jul 20221,534 days before the snapshot
Repository archived
No
Open issues
31
Open pull requests
7
Commits, last 52 weeks
0
Dependents on npm
-

Major versions

  1. v0 first release 0.1.7, 7 Feb 2014

Recent releases

VersionPublished
0.3.16 Jul 2017
0.3.031 May 2017
0.2.021 Feb 2014
0.1.817 Feb 2014
0.1.77 Feb 2014
Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
None
Node.js engine range
*
Runtimes
-
Unpacked size (npm)
-
Dependencies (0)
None
npm install zlibjs

CDN

jsDelivr: 163.4k requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/zlibjs@0.3.1/
  • unpkghttps://unpkg.com/zlibjs@0.3.1/
  • esm.shhttps://esm.sh/zlibjs@0.3.1
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Indexed.