HandUp Gift Cards - Give directly to a homeless neighbor on the street
Ecosia - Ecosia is a green search engine that donates at least 80% of its profits from search ad revenue and...
Watsi Gift Cards - Give the gift of health to those in need
HandUp Campaigns - Assemble your community to donate to those in need
The Groundwork - The API for building modern movements
Tab for a Cause - Raise money for charity with each new tab you open