glenjamin/inspect-x

Tests if ES6 Symbol is supported.

Checks if `value` is `null` or `undefined`.

Determine if a value is object like.

List of ECMAScript white space characters.

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

ECMAScript 5 compatibility shims for legacy JavaScript engines

ECMAScript 6 (Harmony) compatibility shims for legacy JavaScript engines

JavaScript Code Style

browser-side require() the node way

Browserify Plugin for Renaming require() Calls

DOM-less simple JavaScript BDD testing framework for Node

Generates markdown API documentation from jsdoc annotated source code

Determine whether a given value is a function object.

Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag

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

Define multiple non-enumerable properties at once.

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.

Detect whether or not an object is an ES6 Map.

Detect whether or not an object is an ES6 SET.

Detect whether or not an object is an ArrayBuffer.

Detect whether or not an object is a DataView.

Validates if a value is undefined.

Detect whether a value is an error.

Get the name of the function.

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

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

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

ES2015 spec-compliant shim for Reflect.ownKeys

A JSON polyfill for older JavaScript platforms.

The Node Security (nodesecurity.io) command line interface