Compare strings containing a mix of letters and numbers in the way a human being would in sort order.

Normalize slashes in a file path to be posix/unix-like forward slashes. Also condenses repeat slashes to a single slash and removes and trailing slashes, unless disabled.

HTTP response freshness testing

Modern Buffer API polyfill without footguns

Read/write IEEE754 floating point numbers from/to a Buffer or array-like object

Manipulate the HTTP Vary header

Buffers events from a stream until you are ready to handle them.

An XML builder for node.js

return the first event in a set of ee/event pairs

Wrap those words. Show them at what columns to start and stop.

Unpipe a stream from all destinations

Returns true if a string has an extglob.

A stream that emits multiple other streams one after another.

Array#isArray for older browsers

Port of jQuery.extend for node.js and the browser

deterministic `JSON.stringify()` - a faster version of substack's json-stable-strigify without jsonify

Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.

Browser-friendly inheritance fully compatible with standard node.js inherits()

Test whether an object looks like a promises-a+ promise

Define a non-enumerable property on an object. Uses Reflect.defineProperty when available, otherwise Object.defineProperty.