CS183B - Startup Class - Stanford class taught by Sam Altman & guest speakers
Startup School - How to start a startup, by Y Combinator
Classroomies - Watch Stanford CS & Startup lectures together
Owlead - Grow your Twitter with valuable followers, effortless
Apply to YC (Y Combinator) - Curated collection of resources for founders applying to YC.
Hyper Founder Program - An 8-week founder program inspired by Product Hunt