Startup School - How to start a startup, by Y Combinator
On Deck - Business Loans | Small Business Funding | OnDeck
Apply to YC (Y Combinator) - Curated collection of resources for founders applying to YC.
Founder Secrets - Practical advice from the world's best startup founders
YC World - Explore Y Combinator companies by country
Indie Hackers - Connect with fellow entrepreneurs, developers, and bootstrappers who are sharing the strategies and revenue numbers behind their companies.