three.min.js and OrbitControls.js are distributed under the MIT license. See threejs.org/license
TeXZilla-min.js, stretchy.woff and logo-firefox.png are distributed under the MPL2 license. See http://mozilla.org/MPL/2.0/ and https://www.mozilla.org/en-US/styleguide/identity/firefox/branding/
All the other files in this directory are licensed under a Creative Commons Attribution 4.0 International License. See http://creativecommons.org/licenses/by/4.0/