HandUp Gift Cards - Give directly to a homeless neighbor on the street
The Y Combinator Database - The definitive database of YC companies with all the metrics
Catchafire - Use your professional skills to help charities
The Speed of a Unicorn - See how long it took for startups to become unicorns 🦄
TAP London - Tackling the homeless problem together
YC World - Explore Y Combinator companies by country