zip-nodejs.js

var file_url = 'https://downloadurl.com/files/my_zip_file.zip';

var AdmZip = require('adm-zip'); //Reference: https://www.npmjs.com/package/adm-zip
var https = require('https');
var fs = require('fs')

https.get(file_url, function (res) {
    var data = [], dataLen = 0;

    res.on('data', function (chunk) {
        data.push(chunk);
        dataLen += chunk.length;
    }).on('end', function () {
        var buf = Buffer.alloc(dataLen);

        for (var i = 0, len = data.length, pos = 0; i < len; i++) {
            data[i].copy(buf, pos);
            pos += data[i].length;
        }

        var zip = new AdmZip(buf);
        var dir = './relative_path/zip_test/';
        if (!fs.existsSync(dir)) {
            fs.mkdirSync(dir);
        }
        zip.extractAllTo(/*target path*/dir, /*overwrite*/true);
    });
});