There is ICU Normalization which supports different "Normalization Forms". After two strings, which differ only in a look-alike character, are both normalized a

There is ICU Normalization which supports different "Normalization Forms". After two strings, which differ only in a look-alike character, are both normalized according to the same form, they (might/should, depending on the form) compare as equal. https://unicode-org.github.io/icu/userguide/transforms/normalization/ https://unicode-org.github.io/icu/userguide/transforms/norma... https://www.unicode.org/reports/tr15/ https://www.unicode.org/reports/tr15/