Wild Browser - 1.
HandUp Campaigns - Assemble your community to donate to those in need
The Contently Foundation - Funding stories in the public interest.
Ecosia - Ecosia is a green search engine that donates at least 80% of its profits from search ad revenue and...
Daffy - Daffy makes giving a habit.
Tab for a Cause - Raise money for charity with each new tab you open