Package

array.prototype.reduce

An ES5 spec-compliant `Array.prototype.reduce` shim/polyfill/replacement that works as far down as ES3.

v1.0.8, 15 Mar 2025MITCommonJSTypes: NonePolyfills and shims

$ npm install array.prototype.reduce

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 6.2m; -2% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 8; Direct, from package.json
Last release: 1 year ago; v1.0.8
GitHub stars: 4; 1 forks
Open issues / PRs: 1 / 0
Contributors: -
Commits, last 52 weeks: 0

Downloads

Last week 2026-09-15 to 2026-09-21

Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

6,231,323 downloads last week, 26,736,761 in the last month. The 12-month change of -2% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: 09 in total
Latest version: 1.0.8, 15 Mar 20251 year ago
First published: 1 Oct 2019
Last push to GitHub: 15 Mar 2025559 days before the snapshot
Repository archived: No
Open issues: 1
Open pull requests: 0
Commits, last 52 weeks: 0
Dependents on npm: 242

Major versions

v1 first release 1.0.0, 1 Oct 2019

Recent releases

Version	Published
1.0.8	15 Mar 2025
1.0.7	21 Mar 2024
1.0.6	30 Aug 2023
1.0.5	4 Nov 2022
1.0.4	11 Apr 2022
1.0.3	1 Oct 2021
1.0.2	20 Nov 2020
1.0.1	20 Dec 2019
1.0.0	1 Oct 2019

Compatibility

Module format: CommonJSFrom package.json type, main and exports fields
TypeScript types: None
Node.js engine range: >= 0.4
Runtimes: -
Unpacked size (npm): 31 kB
Dependencies (8): call-bindes-errorsis-stringcall-boundes-abstractes-object-atomsdefine-propertieses-array-method-boxes-properly

Install

npm install array.prototype.reduce

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/array.prototype.reduce@1.0.8/
unpkghttps://unpkg.com/array.prototype.reduce@1.0.8/
esm.shhttps://esm.sh/array.prototype.reduce@1.0.8

Alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
object-keys An Object.keys replacement, in case Object.keys is not available. From https://github.com/es-shims/es5-shim	79.8m	-	7 years ago	CommonJS	-
weakmap-polyfill ECMAScript6 WeakMap polyfill	1m	-	5 years ago	CommonJS	-
@thednp/dommatrix TypeScript shim for DOMMatrix	182k	-	22 days ago	ESM + CommonJS	-
array-buffer-byte-length Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.	63.3m	-	1 year ago	CommonJS	-

Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.