Issues

• Publish TypeScript types for the polyfill packages

  babel/babel-polyfills#265 · Filter by author PaperStrike opened on Sep 3, 2026

• Some cases of shadowing are not resolved properly

  babel/babel-polyfills#259 · Filter by author zloirock opened on Apr 2, 2026

• Some cases of optional chaining on global proxies does not work properly

  babel/babel-polyfills#258 · Filter by author zloirock opened on Apr 2, 2026

• Babel/core-js URL polyfill breaks Webpack's new URL() for Web Workers

  babel/babel-polyfills#240 · Filter by author gregaou opened on Jul 3, 2025
  5

• Can not use babel-plugin-polyfill-regenerator with entry-global method

  babel/babel-polyfills#217 · Filter by author zavierkolten opened on Aug 13, 2024

• When I use polyfill-es-shims plugin on my code it tries to import nodeJS util.inspect which requires rollup-plugin-polyfill-node...

  babel/babel-polyfills#205 · Filter by author twilson90 opened on Feb 22, 2024
  3

• useBuiltIns: 'usage' will only transpile but not polyfill my nuxt v2 app

  babel/babel-polyfills#203 · Filter by author qiulang opened on Feb 2, 2024

• Does babel-polyfills have any strategy to deal with repeated injection of different version of core-js library?

  babel/babel-polyfills#196 · Filter by author nyngwang opened on Jan 20, 2024

• Does babel-polyfills have any strategy to prevent creating cycles?

  babel/babel-polyfills#195 · Filter by author nyngwang opened on Jan 19, 2024

• Why createMetaResolver ignores object for instance polyfills

  babel/babel-polyfills#193 · Filter by author steverep opened on Dec 28, 2023
  1

• Excluding es.json.stringify does not work

  babel/babel-polyfills#180 · Filter by author mohd-akram opened on Sep 17, 2023

• usage-pure has incorrect optimization logic

  bug
  babel/babel-polyfills#166 · Filter by author zloirock opened on Jun 15, 2023
  4

• [Bug]: The documentation for babel-plugin-polyfill-corejs3 seems to have an error description?

  babel/babel-polyfills#164 · Filter by author limingcan562 opened on May 8, 2023
  1

• [improvement] we can provide a convenient tips that can show current project do not support some EcmaScipt, and guide user update related packages

  babel/babel-polyfills#139 · Filter by author 869288142 opened on Aug 5, 2022

• Clarifications regarding migration and backwards compatibility

  babel/babel-polyfills#127 · Filter by author ernestostifano opened on Apr 21, 2022
  2

• [Bug]: Array.prototype.at parse wrong with babel/cli

  question
  babel/babel-polyfills#112 · Filter by author lyz810 opened on Jan 12, 2022
  4

• Why string.replaceAll was polyfilled by esnext.string.replaceAll when setting useBuiltIns: entry

  babel/babel-polyfills#107 · Filter by author maoxiaoke opened on Oct 27, 2021
  1

• Function 'finally' on prototype shouldn't polyfill 'promise'

  babel/babel-polyfills#96 · Filter by author max950509 opened on Aug 20, 2021
  3

• Clarification on debug output

  babel/babel-polyfills#72 · Filter by author mike-oakley opened on Mar 6, 2021
  2

• Do I still need this package to polyfill ?

  babel/babel-polyfills#60 · Filter by author qiulang opened on Feb 9, 2021
  6

• polyfill-regenerator pollutes global scope even if set to "usage-pure"

  babel/babel-polyfills#59 · Filter by author utrolig opened on Feb 8, 2021
  9

• core.js semver version seems wrong, only considers strict major version

  babel/babel-polyfills#33 · Filter by author jquense opened on Sep 1, 2020
  5

• Add ability to exclude polyfills for a certain section of code

  enhancement
  babel/babel-polyfills#11 · Filter by author nicolo-ribaudo opened on May 3, 2020

• [@babel/babel-polyfill] allow use of Financial-Times/polyfill-library as polyfills-source

  babel/babel-polyfills#19 · Filter by author nitwhiz opened on Mar 12, 2019
  7