URL. You can load only required features or use it without global namespace pollution.
According to npm, core-js has over 15 million downloads a week and has over 16,000 projects depending on it.
The maintainers of
core-js and the maintainers of thousands of other packages are working with Tidelift to deliver commercial support and maintenance for the open source dependencies you use to build your applications. Save time, reduce risk, and improve code health, while paying the maintainers of the exact dependencies you use.
You can learn more about core-js on the project repo.
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Tidelift continuously guides you on your upgrade path, steering you towards the best packages and versions for your particular application. It’s like a GPS for open source software.