JavaScript★ 22↓ 231M/moAug 23, 2026
JavaScript★ 12↓ 310M/moAug 4, 2026
JavaScript★ 13↓ 317M/moAug 4, 2026
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JavaScript★ 43↓ 269M/moAug 4, 2026
npm54Moderatehealth index

ljharb/object.assignES6 spec-compliant Object.assign shim. From https://github.com/es-shims/es6-shim
JavaScript★ 106↓ 349M/moAug 4, 2026
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JavaScript★ 31↓ 266M/moAug 4, 2026
npm53Moderatehealth index
JavaScript★ 33↓ 270M/moAug 4, 2026
npm51Moderatehealth index
JavaScript★ 59↓ 244M/moAug 4, 2026
npm51Moderatehealth index
JavaScript★ 73↓ 268M/moAug 4, 2026
npm51Moderatehealth index
JavaScript★ 8↓ 336M/moAug 4, 2026
npm50Moderatehealth index
JavaScript★ 32↓ 257M/moAug 4, 2026

es-shims/Reflect.getPrototypeOfAn ES2015 mostly-spec-compliant `Reflect.getPrototypeOf` sham/polyfill/replacement that works in as many engines as possible.
JavaScript★ 3↓ 280M/moAug 4, 2026

es-shims/object-isES6-compliant shim for Object.is - differentiates between -0 and +0, and can compare to NaN.
JavaScript★ 25↓ 133M/moAug 31, 2026
JavaScript★ 2↓ 306M/moAug 4, 2026
JavaScript★ 3↓ 208M/moAug 4, 2026
JavaScript★ 0↓ 302M/moAug 4, 2026
JavaScript★ 10↓ 212M/moAug 22, 2026
JavaScript★ 4↓ 206M/moAug 23, 2026

es-shims/Object.groupByAn ESnext spec-compliant `Object.groupBy` shim/polyfill/replacement that works as far down as ES3.
JavaScript★ 4↓ 213M/moAug 22, 2026