Is this value a JS WeakRef? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Gets the description of a Symbol. Handles `Symbol()` vs `Symbol('')` properly when possible.

Convert globs to regular expressions

Manipulate the HTTP Vary header

Easy method stubber.

Recursively (deep) clone JavaScript native types, like Object, Array, RegExp, Date as well as primitives.

requestAnimationFrame polyfill for node and the browser

Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

atob for Node.JS and Linux / Mac / Windows CLI (it's a one-liner)

Various hash functions that could be run by both browser and node

Node HTTP/HTTPS Agents for tunneling proxies

A library of cross-platform tested terminal/console command strings for doing things like color and cursor positioning. This is a subset of both ansi and vt100. All control codes included work on both Windows & Unix-like OSes, except where noted.

unzip a zip file into a directory using 100% javascript

A simple, lightweight JavaScript API for handling cookies

Returns an array of all enumerable symbol properties found directly upon a given object

Generates and consumes source maps

Run the supplied function exactly one time (once)

Determine if the JS environment has BigInt support.

SPDY v2, v3, v3.1 and HTTP2 transport

Generate JavaScript-compatible regular expressions based on a given set of Unicode symbols or code points.