CS183B - Startup Class - Stanford class taught by Sam Altman & guest speakers
Startup School - How to start a startup, by Y Combinator
YC Startup Class - A live, one-hour class by Sam Altman on Platzi
Owlead - Grow your Twitter with valuable followers, effortless
Google Classroom - Learning management tool by Google
Hyper Founder Program - An 8-week founder program inspired by Product Hunt