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Package

js-base64

Yet another Base64 transcoder in pure-JS

v3.9.4, 19 Sept 2026BSD-3-ClauseESM + CommonJSTypes: BundledCryptography and hashing
$ npm install js-base64

Key numbers

As of 25 Sept 2026
Weekly downloads
14.5m
+115% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
5 days ago
v3.9.4
GitHub stars
4.4k
1.3k forks
Open issues / PRs
9 / 0
Contributors
-
Commits, last 52 weeks
34

Downloads

Last week 2026-09-15 to 2026-09-21
05m10m15m20mSept 2025Mar 2026Sept 2026High 19.6m (25 Aug 2026)Low 4.3m (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.

14,498,973 downloads last week, 69,992,585 in the last month. The 12-month change of +115% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
776 in total
Latest version
3.9.4, 19 Sept 20265 days ago
First published
6 Apr 2013
Last push to GitHub
19 Sept 20265 days before the snapshot
Repository archived
No
Open issues
9
Open pull requests
0
Commits, last 52 weeks
34
Dependents on npm
4,089

Major versions

  1. v3 first release 3.0.0, 15 Jul 2020
  2. v2 first release 2.0.6, 6 Apr 2013

Recent releases

VersionPublished
3.9.419 Sept 2026
3.9.317 Aug 2026
3.9.227 Jul 2026
3.9.115 Jul 2026
3.9.014 Jul 2026
3.8.19 Jul 2026
3.8.025 Jun 2026
3.7.811 Aug 2025
3.7.721 Feb 2024
3.7.620 Jan 2024
3.7.58 Feb 2023
3.7.48 Jan 2023
3.7.317 Nov 2022
3.7.222 Sept 2021
Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
37 kB
Dependencies (0)
None
npm install js-base64

CDN

jsDelivr: 34.8m requests in 30 days
  • jsDelivrhttps://cdn.jsdelivr.net/npm/js-base64@3.9.4/
  • unpkghttps://unpkg.com/js-base64@3.9.4/
  • esm.shhttps://esm.sh/js-base64@3.9.4
PackageWeekly downloadsGzipLast releaseModuleComparison
base64-js107.9m-5 years agoCommonJS-
Sources: npm registry, npm downloads API, GitHub API, jsDelivr. Data fetched 25 Sept 2026.

Indexability: Indexed.