Startup School - How to start a startup, by Y Combinator
Indie Hackers - Connect with fellow entrepreneurs, developers, and bootstrappers who are sharing the strategies and revenue numbers behind their companies.
YC World - Explore Y Combinator companies by country
The Product-Led Growth Collective - Curated stories and advice from folks at top PLG companies
Apply to YC (Y Combinator) - Curated collection of resources for founders applying to YC.
Elpha - The most powerful network for women in tech.