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

Generates and consumes source maps

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

Determine if the JS environment has BigInt support.

Determine if a value is an ES6 Symbol or not.

detect possibly catastrophic, exponential-time regular expressions

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

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

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

Determine if an object is a Stream

A stricter URI encode adhering to RFC 3986

delegate methods and accessors to another property

Error classes used in node_redis

High-priority task queue for Node.js and browsers

Utility for normalizing a numeric range, with a wrapping function useful for polar coordinates

Returns an array of Typed Array names that are available in the current environment

Now stdin and stdout are files.

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

Opens stuff, like webpages and files and executables, cross-platform

Creates a duplex stream