polyfill-intl-icu by symfony

Symfony polyfill for intl's Normalizer class and related functions. Maintained by symfony on GitHub, where it has earned 2,056 stars from the community.

Symfony polyfill backporting some PHP 7.3+ features to lower PHP versions. Maintained by symfony on GitHub, where it has earned 2,370 stars from the community.

Symfony polyfill for intl's grapheme_* functions. Maintained by symfony on GitHub, where it has earned 1,724 stars from the community.