babel/babel-polyfills

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A set of Babel plugins that enable injecting different polyfills with different strategies in your compiled code.

Stars: 357
Forks: 62
Open beginner issues: 0
Indexed issues: 24

Dominant language: TypeScript
License: MIT
Last GitHub push: Jun 18, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

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24 open issues indexed

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

babel/babel-polyfills#19 · 7 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Add ability to exclude polyfills for a certain section of code Open

enhancement

babel/babel-polyfills#11 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
core.js semver version seems wrong, only considers strict major version Open

babel/babel-polyfills#33 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
polyfill-regenerator pollutes global scope even if set to "usage-pure" Open

babel/babel-polyfills#59 · 9 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Do I still need this package to polyfill ? Open

babel/babel-polyfills#60 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Clarification on debug output Open

babel/babel-polyfills#72 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Function 'finally' on prototype shouldn't polyfill 'promise' Open

babel/babel-polyfills#96 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Why string.replaceAll was polyfilled by esnext.string.replaceAll when setting useBuiltIns: entry Open

babel/babel-polyfills#107 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug]: Array.prototype.at parse wrong with babel/cli Open

question

babel/babel-polyfills#112 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Clarifications regarding migration and backwards compatibility Open

babel/babel-polyfills#127 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
[improvement] we can provide a convenient tips that can show current project do not support some EcmaScipt, and guide user update related packages Open

babel/babel-polyfills#139 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Bug]: The documentation for babel-plugin-polyfill-corejs3 seems to have an error description? Open

babel/babel-polyfills#164 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`usage-pure` has incorrect optimization logic Open

bug

babel/babel-polyfills#166 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Excluding `es.json.stringify` does not work Open

babel/babel-polyfills#180 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Why createMetaResolver ignores object for instance polyfills Open

babel/babel-polyfills#193 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Does babel-polyfills have any strategy to prevent creating cycles? Open

babel/babel-polyfills#195 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Does babel-polyfills have any strategy to deal with repeated injection of different version of core-js library? Open

babel/babel-polyfills#196 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
useBuiltIns: 'usage' will only transpile but not polyfill my nuxt v2 app Open

babel/babel-polyfills#203 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
When I use polyfill-es-shims plugin on my code it tries to import nodeJS `util.inspect` which requires rollup-plugin-polyfill-node... Open

babel/babel-polyfills#205 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Can not use `babel-plugin-polyfill-regenerator` with `entry-global` method Open

babel/babel-polyfills#217 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Babel/core-js URL polyfill breaks Webpack's new URL() for Web Workers Open

babel/babel-polyfills#240 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Some cases of optional chaining on global proxies does not work properly Open

babel/babel-polyfills#258 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Some cases of shadowing are not resolved properly Open

babel/babel-polyfills#259 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Publish TypeScript types for the polyfill packages Open

babel/babel-polyfills#265 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026

babel/babel-polyfills

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