An arbitrary length integer library for Javascript

Allow parsing of the flow syntax

Gets the description of a Symbol. Handles `Symbol()` vs `Symbol('')` properly when possible.

Ensure a function is only called once

React is a JavaScript library for building user interfaces.

return the first argument that is `!== undefined`

Ignore is a manager and filter for .gitignore rules, the one used by eslint, gitbook and many others.

Simplest way to make http get requests. Supports HTTPS, redirects, gzip/deflate, streams in < 100 lines.

Remap sequential sourcemaps through transformations to point at the original source code

A placeholder package that bridges babel-core to @babel/core.

Babel preset for TypeScript.

Allow parsing of Decimal, Binary, Hex and Octal literals that contain a Numeric Literal Separator

Easing functions for smooth animation.

Compile ES2015 object super to ES5

A recommended babel preprocessing plugin for emotion, The Next Generation of CSS-in-JS.

Babel helper functions for implementing ES6 module transformations

Safer Node.js Buffer API

A function that returns the normally hidden `AsyncFunction` constructor

Right To Left conversion for CSS in JS objects

A React helper hook for scheduling a layout effect with a fallback to a regular effect for environments where layout effects should not be used (such as server-side rendering).

Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js

TypeScript definitions for flat

pipe streams together and close all of them if one of them closes

A tidy ISO 8601 date formatter and parser