Involve - Get behind-the-scenes access to your favorite nonprofits
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.
All or Nothing - Competitive donations for causes you care about.
SuperPay - Get paid faster with your own custom payments page
Software Donation - Donate tools to enable remote work during COVID-19 outbreak
PayPal - PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller