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.

BitStamp - Provide reliable and easy to use service for companies and individuals to exchange bitcoins.

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

Mycelium Bitcoin Wallet - With the Mycelium Bitcoin Wallet you can send and receive Bitcoins using your mobile phone.

Braintree - An all-in-one solution to accept, process, and split payments in your mobile app or online - from small business to large enterprise.

Bitfinex - Bitfinex is the largest and most advanced crypto-currencies trading platform.