node-save-blob
To save a Blob as file to the Downloads folder, for Node.js and browsers
Inspired by navigator.msSaveBlob
Usage
In Node.js
import {saveBlob} from 'node-save-blob';
let blob = new Blob(['hello'], {type:'text/plain'});
let filePath = await saveBlob(blob, 'hello.txt');
console.log('downloaded as '+filePath);In browsers
import {saveBlob} from 'node-save-blob';
let blob = new Blob(['hello'], {type:'text/plain'});
let started = saveBlob(blob, 'hello.txt');
console.log('download '+(started?'started':'failed'));