Skip to content
JS
Package

es-map

An ES-spec-compliant Map shim/polyfill/replacement that works as far down as ES3

v2.0.1, 12 Dec 2024MITCommonJSTypes: NonePolyfills and shims
$ npm install es-map

Key numbers

As of 25 Sept 2026
Weekly downloads
154.9k
+743% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
13
Direct, from package.json
Last release
1 year ago
v2.0.1
GitHub stars
3
1 forks
Open issues / PRs
0 / 0
Contributors
-
Commits, last 52 weeks
1

Downloads

Last week 2026-09-15 to 2026-09-21
0100k200k300k400kSept 2025Mar 2026Sept 2026High 303.8k (28 Jul 2026)Low 8.7k (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.

154,873 downloads last week, 863,469 in the last month. The 12-month change of +743% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
-
Latest version
2.0.1, 12 Dec 20241 year ago
First published
-
Last push to GitHub
13 Jan 2026254 days before the snapshot
Repository archived
No
Open issues
0
Open pull requests
0
Commits, last 52 weeks
1
Dependents on npm
4

Major versions

-

Recent releases

-

Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
None
Node.js engine range
>= 0.4
Runtimes
-
Unpacked size (npm)
59 kB
Dependencies (13)
for-eachhas-protocall-boundglobalthises-abstracthas-symbolsget-intrinsicinternal-slotobject.entrieses-get-iteratordefine-propertieses-set-tostringtagiterator.prototype
npm install es-map
  • jsDelivrhttps://cdn.jsdelivr.net/npm/es-map@2.0.1/
  • unpkghttps://unpkg.com/es-map@2.0.1/
  • esm.shhttps://esm.sh/es-map@2.0.1
PackageWeekly downloadsGzipLast releaseModuleComparison
map-like23.5k-9 years agoCommonJS-
weakmap-polyfill1m-5 years agoCommonJS-
@thednp/dommatrix182k-22 days agoESM + CommonJS-
array-buffer-byte-length63.3m-1 year agoCommonJS-
object_values18k-9 years agoCommonJS-
object-keys79.8m-7 years agoCommonJS-
es6-shim1.1m-3 years agoCommonJS-
fake-indexeddb4.9m-10 months agoESM + CommonJS-
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.