frontendmasters.com · learn, front-end, javascript, html, css, book · almost 6 years ago
medium.freecodecamp.com · learn, backend, front-end · almost 7 years ago
drublic.de · npm, package-management, front-end, learn, babel, es6, sass · over 8 years ago
de.slideshare.net · webrtc, front-end, learn, spec, browsers, p2p, video, getusermedia · over 9 years ago