SantaHunt - Secret Santa with the Product Hunt community
WeShelter - Unlock a donation when you pass a homeless person in NYC
Secret Santa - Organize Secret Santa groups with your friends
TAP London - Tackling the homeless problem together
Jolly - Share in the joy of giving with your remote team, your online friends & family, and even total strangers while remaining anonymous.
Catchafire - Use your professional skills to help charities