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Package

map-or-similar

A JavaScript (JS) Map or Similar object polyfill if Map is not available.

v1.5.0, 20 Jan 2017MITCommonJSTypes: NonePolyfills and shims
$ npm install map-or-similar
npmGitHubHomepage

Key numbers

As of 25 Sept 2026
Weekly downloads
4.6m
-4% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
9 years ago
v1.5.0
GitHub stars
4
0 forks
Open issues / PRs
0 / 0
Contributors
-
Commits, last 52 weeks
0

Downloads

Last week 2026-09-15 to 2026-09-21
02m4m6m8mSept 2025Mar 2026Sept 2026High 7.5m (12 May 2026)Low 2.6m (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.

4,625,139 downloads last week, 22,577,093 in the last month. The 12-month change of -4% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months
016 in total
Latest version
1.5.0, 20 Jan 20179 years ago
First published
3 Feb 2016
Last push to GitHub
20 Jan 20173,534 days before the snapshot
Repository archived
No
Open issues
0
Open pull requests
0
Commits, last 52 weeks
0
Dependents on npm
49

Major versions

  1. v1 first release 1.0.1, 3 Feb 2016

Recent releases

VersionPublished
1.5.020 Jan 2017
1.4.020 Jan 2017
1.3.09 Dec 2016
1.2.319 May 2016
1.2.119 May 2016
1.2.019 May 2016
1.1.419 May 2016
1.1.33 Feb 2016
1.1.23 Feb 2016
1.1.13 Feb 2016
1.0.63 Feb 2016
1.0.53 Feb 2016
1.0.43 Feb 2016
1.0.33 Feb 2016

Compatibility

Module format
CommonJSFrom package.json type, main and exports fields
TypeScript types
None
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
-
Dependencies (0)
None

Install

npm install map-or-similar

CDN

  • jsDelivrhttps://cdn.jsdelivr.net/npm/map-or-similar@1.5.0/
  • unpkghttps://unpkg.com/map-or-similar@1.5.0/
  • esm.shhttps://esm.sh/map-or-similar@1.5.0
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.