easydl
Easily download a file and save it to local disk. It supports resuming previously downloaded files, multi-connection/parallel downloads, and retry on fail out of the box!
observable-webworker
Simple API for using [web workers](https://developer.mozilla.org/en-US/docs/Web/API/Web_Workers_API/Using_web_workers) with [RxJS](https://rxjs-dev.firebaseapp.com/guide/overview) observables
expressmultithread
Fast, light-weight and low dependency [Express.js](https://www.npmjs.com/package/express) multithreaded router.
react-papaparse
The fastest in-browser CSV (or delimited text) parser for React. It is full of useful features such as CSVReader, CSVDownloader, readString, jsonToCSV, readRemoteFile, ... etc.