read(1) for node programs

remark-lint rule to check list item checkbox characters

Slugifies a String

A robust HTML entities encoder/decoder with full Unicode support.

Automatically match a pair of characters and decorate the text in between

PostCSS plugin to fallback initial keyword.

Add source maps of multiple files, offset them and then combine them into one source map

Tiny helpers for processing regex syntax

Get a KeyboardEvent.key-style string from an event

Set up your project's agent workspace (.claude/.codex/.cursor in the game folder), authorize, create a game project, generate AI assets, and publish (genex CLI).

Low footprint ECMAScript source code parser

Strip the final newline character from a string or Uint8Array

Compile ES2015 Unicode regex to ES5

Common utility functions

Converts PCRE regexp strings to JavaScript RegExp instances

A regular expression to match all Emoji-only symbols as per the Unicode Standard.

Replace extraneous newlines with a single newline, or pass a specified number of newlines to use.

Merge keyframe and counter style identifiers.

Get East Asian Width from a character.

React component for canvas-confetti library