Which kind of Collection (Map, Set, WeakMap, WeakSet) is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.

Glob to regular expression with support for extended globs

unzip a zip file into a directory using 100% javascript

The lodash method `_.isBoolean` exported as a module.

Easy method stubber.

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

Safe(r) monkeypatching for JavaScript.

Is this value negative zero? === will lie to you

The lodash method `_.once` exported as a module.

Determine if a value is an ES6 Symbol or not.

A pure JS implementation SHA256.

Creates a duplex stream

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

rawStream.pipe(JSONStream.parse()).pipe(streamOfObjects)

detect possibly catastrophic, exponential-time regular expressions

Generates and consumes source maps

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

A stricter URI encode adhering to RFC 3986

Determine if an object is a Stream

The lodash method `_.camelCase` exported as a module.