Provides boundary functions, (upper-bound and lower-bound).

Object schema validation

Write files in an atomic fashion w/configurable ownership

An evented streaming XML parser in JavaScript

render domhandler DOM nodes to a string

Base64 encoding/decoding in pure JS

Cooperative scheduler for the browser environment.

Take a nested Javascript object and flatten it, or unflatten an object with delimited keys

Detect whether the terminal supports Unicode

like touch(1) in node

Super-fast alternative to Babel for when you can target modern JS runtimes

Node.js path.parse() ponyfill

babel require hook

A Lightâ weight CSS Preprocessor

Share target browsers between different front-end tools, like Autoprefixer, Stylelint and babel-env-preset

Check if the character represented by a given Unicode code point is fullwidth

`Object.getOwnPropertyDescriptor`, but accounts for IE's broken implementation.

Positioning library for floating elements: tooltips, popovers, dropdowns, and more

Detect whether a terminal supports color

a little globber

Bindings for the Watchman file watching service

Easily add ANSI colors to your text and symbols in the terminal. A faster drop-in replacement for chalk, kleur and turbocolor (without the dependencies and rendering bugs).

Elegant terminal spinner

Buffers events from a stream until you are ready to handle them.