Make your own error types!

Find strongly connected components of a directed graph using [Tarjan's algorithm](https://en.wikipedia.org/wiki/Tarjan%27s_strongly_connected_components_algorithm).

Check whether a string is a URL.

Parse an element’s CSS background properties to get a list of individual backgrounds

Efficient implementation of Levenshtein algorithm with locale-specific collator support.

Unpipe a stream from all destinations

Full zlib module for the browser

Escape string for use in HTML

JSDoc parser

Get the native type of a value.

Recursively iterates over specified directory, require()'ing each file, and returning a nested hash structure containing those modules.

writable stream that concatenates strings or binary data and calls a callback with the result

Create simple HTTP ETags

A JavaScript time formatter and parser inspired by strftime and strptime.

parse a url with memoization

Manipulate the HTTP Vary header

Turns off all rules that are unnecessary or might conflict with Prettier.

Modern Buffer API polyfill without footguns

Basic cache object for storing key-value pairs.

Generates a base64 id