This site has been getting a lot of attention lately and is coming highly recommended. Lots of good press too. https://www.wepay.com They are also big on philanthropy. I've been following what people are saying and they really seem to love it. They don't just do donations. You can sell things on their site or on your own website. You can actually collect money for lots of things, just like PayPal. They also give you a debit card.