POINT - Awesome link sharing/commenting with friends.
HandUp Gift Cards - Give directly to a homeless neighbor on the street
microChange - Snapchat-Venmo hybrid for donating.
Charity Miles - With the usage of this application you will always able to earn a win-win fitness situation for your goal.
The Groundwork - The API for building modern movements
Brightest - Spend your time better, help out anywhere, change the world