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es-shims repositories

37 supported repositories

.github repo for es-shims org

Last commit Feb 25, 2026

 (1 star) (3 forks) (0 indexed issues) (0 open good first issues)

ES Proposal spec-compliant shim for AggregateError

Last commit Dec 29, 2025

 (14 stars) (2 forks) (0 indexed issues) (0 open good first issues)

Array.prototype.every spec-compliant polyfill

Last commit Dec 29, 2025

 (7 stars) (3 forks) (0 indexed issues) (0 open good first issues)

Array.prototype.map spec-compliant polyfill

Last commit Dec 20, 2024

 (4 stars) (2 forks) (0 indexed issues) (0 open good first issues)

Array.prototype.reduce spec-compliant polyfill

Last commit Mar 15, 2025

 (4 stars) (2 forks) (0 indexed issues) (0 open good first issues)

Array.prototype.some spec-compliant polyfill

Last commit Mar 20, 2024

 (2 stars) (2 forks) (0 indexed issues) (0 open good first issues)

ES6 spec-compliant Function.prototype.name sham.

Last commit Dec 20, 2024

 (12 stars) (8 forks) (0 indexed issues) (0 open good first issues)

`Iterator.prototype`, or a shared object to use.

Last commit Jan 2, 2025

 (1 star) (1 fork) (0 indexed issues) (0 open good first issues)
es-shims/MapJavaScript

An ES2015 spec-compliant `Map` shim/polyfill/replacement that works as far down as ES3.

Last commit Jan 13, 2026

 (3 stars) (2 forks) (0 indexed issues) (0 open good first issues)

An ES-spec-compliant Math.log1p shim/polyfill/replacement that works as far down as ES3

Last commit Apr 4, 2024

 (1 star) (2 forks) (0 indexed issues) (0 open good first issues)

An ES-spec-compliant Number.isInteger shim/polyfill/replacement that works as far down as ES3

Last commit Jan 3, 2026

 (4 stars) (2 forks) (0 indexed issues) (0 open good first issues)

Official ES spec-compliant polyfill for Object.fromEntries

Last commit Dec 29, 2025

 (32 stars) (5 forks) (0 indexed issues) (0 open good first issues)

Spec-compliant shim for `Object.getOwnPropertyDescriptors` that works in ES5.

Last commit Jan 13, 2026

 (20 stars) (8 forks) (0 indexed issues) (0 open good first issues)

ES Proposal spec-compliant shim for Promise.allSettled

Last commit Dec 29, 2025

 (97 stars) (10 forks) (0 indexed issues) (0 open good first issues)

ES spec-compliant shim for Promise.any

Last commit Dec 29, 2025

 (15 stars) (4 forks) (0 indexed issues) (0 open good first issues)

ES Proposal spec-compliant shim for Promise.prototype.finally

Last commit Jan 29, 2026

 (138 stars) (9 forks) (0 indexed issues) (0 open good first issues)

ES2015 spec-compliant shim for Reflect.ownKeys

Last commit Jan 3, 2026

 (6 stars) (2 forks) (0 indexed issues) (0 open good first issues)

An ESnext spec-compliant `RegExp.escape` shim/polyfill/replacement that works as far down as ES3.

Last commit Dec 29, 2025

 (44 stars) (3 forks) (0 indexed issues) (0 open good first issues)

Spec-compliant polyfill for String.prototype.matchAll, in ES2020

Last commit Dec 29, 2025

 (17 stars) (4 forks) (0 indexed issues) (0 open good first issues)

Spec-compliant polyfill for String.prototype.replaceAll ESnext proposal.

Last commit Sep 12, 2025

 (36 stars) (2 forks) (0 indexed issues) (0 open good first issues)