The Y Combinator Database - The definitive database of YC companies with all the metrics
Coworker.com - Looking for the best coworking spaces? Read real reviews, get prices, see photos, view maps and more. Find your perfect coworking space in 100+ countries!
Startup School - How to start a startup, by Y Combinator
Croissant - Unlock the hottest coworking spaces in your city
Y Combinator Companies - Interactive list of all 1000+ YC companies
Spacebring - The coworking space management platform in a pocket