Free, local-first CLI that scores already-generated AI short-drama clips/frames for character-consistency and physics-plausibility problems. Zero network calls, everything runs on your own machine.

Character consistency AI for fiction writers

MCP server for AI filmmaking — shot analysis, model comparison, prompt engineering, production estimation, and character consistency guidance powered by NerdFX AI

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

Map of named character references

Decode 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

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

Convert character encodings in pure javascript.

Check if a character is a word character

Check if a character is a whitespace character

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

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

character encoding utilities