Character validation functions.
Decode named character references
List of legacy HTML named character references that don’t need a trailing semicolon
Map of named character references
Map of named character references from HTML 4
Map of invalid numeric character references to their replacements, according to HTML
micromark utility to handle character codes
A ridiculously light-weight argument validator (now browser friendly)
micromark utility to classify whether a character is whitespace or punctuation
POSIX character classes for creating regular expressions.
micromark utility to decode numeric character references
Get the line and column number of a specific character in a string
Validates an IRI according to RFC 3987
Check if a character is a word character
Convert character encodings in pure javascript.
Give me a string and I'll tell you if it's a valid npm package name
Check if a character is a whitespace character
Plugin to create block-level custom containers for markdown-it markdown parser
An AST parser for ICU MessageFormat strings
A regex to match any full character, considering weird character ranges.
A JavaScript library that breaks strings into their individual user-perceived characters (including emojis!)
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.
character encoding utilities
A library to find JS RegExp with super-linear worst-case time complexity for attack strings that repeat a single character.