Open-source software used by this speed test

LibreSpeed v6.3.1 (https://github.com/librespeed/speedtest), unmodified:
  /speedtest.js and /speedtest_worker.js
  Copyright Federico Dossena and contributors.
  Licensed under the GNU Lesser General Public License v3.0: /librespeed/LICENSE.txt
  which supplements the GNU General Public License v3.0: /librespeed/GPL-3.0.txt