Is this value a JS ArrayBuffer?

Is this value a JS SharedArrayBuffer?

Which kind of Typed Array is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.

Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

Robustly get the length of a Typed Array

A simple list of possible Typed Array names.

Robustly get the byte length of a Typed Array

Robustly get the byte offset of a Typed Array

`Array.prototype.concat`, but made safe by ignoring Symbol.isConcatSpreadable

Get the ArrayBuffer out of a TypedArray, robustly.

Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.

Like a Set, but provides the index of the `key` in the backing array

Minimal async jobs utility library, with streams support

Return a function which tests if every element in an array passes a test condition.

Test if a value is an array.

Push an array of items into an array, while being robust against prototype modification

An ESnext spec-compliant `Array.prototype.toSorted` shim/polyfill/replacement that works as far down as ES3.

Power Assert output formatter

The assert module from Node.js, for the browser.

Does this environment have the ability to get the [[Prototype]] of an object on creation with `__proto__`?