Merge multiple streams into one stream in sequence or parallel.

return list of CallSite objects from a captured stacktrace

Detect whether or not an object is a Typed Array

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

Neo-Async is a drop-in replacement for Async, it almost fully covers its functionality and runs faster

Promisify a callback-based function

Define a non-enumerable property on an object. Uses Reflect.defineProperty when available, otherwise Object.defineProperty.

A basic but performant promise implementation

A small polyfill for Object.setprototypeof

process information for node.js and browsers

deep cloning of objects and arrays

Port of jQuery.extend for node.js and the browser

Fast (and loose) selective `process.env` replacer using js-tokens instead of an AST

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

deterministic `JSON.stringify()` - a faster version of substack's json-stable-strigify without jsonify

Flatten nested arrays

Translate ECDSA signatures between ASN.1/DER and JOSE-style concatenation

writable stream that concatenates strings or binary data and calls a callback with the result

deterministic JSON.stringify() with custom sorting to get deterministic hashes from stringified results, with no public domain dependencies

Resolve the path of a module like `require.resolve()` but from the current working directory