A small implementation of `crypto.getRandomValues` for React Native. This is useful to polyfill for libraries like [uuid](https://www.npmjs.com/package/uuid) that depend on it.

Detect and validate tracking numbers for USPS, UPS, FedEx, and other major couriers.

Animated transitions for D3 selections.

A moment.js plugin for formatting durations.

Holds information on network port numbers, based on IANA's data

Java Script Object eXchange.

Creates a new Date, but accepts a few more input types than normal.

A package exporting functions for date and number parsing and formatting

Statistical routines and probability distributions.

A stream that emits multiple other streams one after another (streams3)

A general purpose library for building credit card forms, validating inputs and formatting numbers. Base on jquery.payment by @stripe, but without the jQuery.

Tiny Casing utils

Adds support for binary, hex, and octal number formats, including _

Generate random numbers from various distributions.

Generates a random phone number following the E.164 international standard

Card type definitions and methods for creditcards

Sinch Numbers API

Print numbers in human readable format.

A list of disposable phone numbers. You can use it to detect or block disposable phone numbers in your signup process.

Spell-checks markdown files with an interactive CLI allowing automated spell checking.