The `@stimulus/polyfills` package provides support for Stimulus in older browsers like Internet Explorer 11 and Safari 9.

* [core-js](https://www.npmjs.com/package/core-js)
  * `Array.find()`
  * `Array.findIndex()`
  * `Array.from()`
  * `Map`
  * `Object.assign()`
  * `Promise`
  * `Set`
* [element-closest](https://www.npmjs.com/package/element-closest)
  * `Element.closest()`
* [mutation-observer-inner-html-shim](https://www.npmjs.com/package/mutation-observer-inner-html-shim)
  * `MutationObserver` support for Internet Explorer 11
* [eventlistener-polyfill](https://github.com/github/eventlistener-polyfill)
  * once & passive support for Internet Explorer 11 & Edge
  


Polyfills to support Stimulus in older browsers. 

@stimulus/polyfills

Polyfills to support Stimulus in older browsers

javan

sstephenson

polyfills

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@stimulus/polyfills

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