HandUp Campaigns - Assemble your community to donate to those in need
UpEffect - Crowdfunding for social good products
CampaignWith - Teach a class to fundraise for a cause you care about
Creddon - Tweet for a cause and a sponsor will donate $1 to charity
Dollar A Day - Automatically donate $1 a day to featured nonprofits.
eSolidar - Charity shops and online auctions to support great causes