Library provides two types of JS bundles: default and modern. Modern bundle is more performant and lightweight. To compile both bundles library uses Babel, which browser compatibility settings is based on Browserlist.
0.5%, last 2 versions, Firefox ESR, not dead.
It means that you can safely use it any project.
> 5%, not ie <= 11.
This bundle is suitable only for evergreen browsers.
As you may noticed it doesn’t support any version of Internet Explorer.