Google Payment API - Enable an easy-to-use checkout experience for customers
Dollar A Day - Automatically donate $1 a day to featured nonprofits.
Giftbit Payment API - Stripe for gift cards
TreeClicks - Plant trees for free by shopping online 🌲🌐
Stripe - Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.
Bourgad - Each new tab becomes a donation ✨🌍