Dash--Learn to make awesome websites. DataQuest--Learn data science in your browser. Lingvist--Learn a language in 200 hours. [I'm skeptical about the 200 hours claim. Has anyone tried it and succeeded?] Thinkful--Advance your career with 1-on-1 mentorship. Platzi--Live streaming classes on design, marketing, and code. Highbrow--Get bite-size daily courses to your inbox. Memrise--Use flashcards to learn vocabulary. [Note: The site's co-founder recently shared memory tips here on Inc.com] Learnist--Learn from expertly curated web, print, and video content. Chesscademy--Learn how to play chess for free. Pianu--A new way to learn piano online, interactively. Yousician-- Your personal guitar tutor for the digital age. CreativeLive--Take free creative classes from the world's top experts. Hope you like them and if you know more please list.