Scans given text character-by-character

Map of invalid numeric character references to their replacements, according to HTML

List of legacy HTML named character references that don’t need a trailing semicolon

Decode named character references

Map of named character references from HTML 4

Map of named character references

micromark utility to handle character codes

micromark utility to classify whether a character is whitespace or punctuation

micromark utility to decode numeric character references

POSIX character classes for creating regular expressions.

A simple npm package that writes text character by character.

Get the line and column number of a specific character in a string

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

A JavaScript library that breaks strings into their individual user-perceived characters (including emojis!)

A regex to match any full character, considering weird character ranges.

A React component that fades in text character by character

Check if a character is a word character

Check if a character is a whitespace character

Parse JavaScript one character at a time to look for snippets in Templates. This is not a validator, it's just designed to allow you to have sections of JavaScript delimited by brackets robustly.

A library to find JS RegExp with super-linear worst-case time complexity for attack strings that repeat a single character.