Check if a character is hexadecimal

Add Github style heading anchors to your Gitbook and encode chinese character

Word lists for BIP39 wallets.

Check if the character represented by a given Unicode code point is fullwidth

Maps lines and columns to character offsets and back.

UTF-safe string operations

An absurdly small glob matcher that packs a punch.

Hanzi Writer is a free and open-source javascript library for both animating simplified Chinese characters and quizzing users on character stroke order.

Parser for FTP server responses

A universally-unique, lexicographically-sortable, identifier generator

Check if a character is alphanumerical

Chinese character encoding detection for GB18030, Big5, UTF-8, UTF-16

Serialize (encode) HTML character references

Check if a character is alphabetical

A JavaScript text diff implementation.

Legacy list of escapable characters in markdown

Word and character count feature for CKEditor 5.

Check if a character is decimal

Parse HTML character references

iLib is a cross-engine library of internationalization (i18n) classes written in pure JS