libphonenumber-js
5.9#14 in phone number validation softwareFree planFree planWebAPI
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| Fact | libphonenumber-js | PhoneValidationAPI |
|---|---|---|
| Support | The README says issues can be reported on GitHub or GitLab and gives instructions for reporting behavior differences from Google’s library. | The contact page says it typically replies within 24 hours on business days. |
It suits developers who need phone-number parsing, formatting, validation, or text search in JavaScript or TypeScript projects. Developers building a React phone-number component are directed to the separate react-phone-number-input project.
It suits developers who need phone-number metadata or disposable-number checks in an HTTP-based workflow. It may also suit teams processing batches, though the listed batch endpoint is part of the Professional plan.