Ethereum Name Service - Like DNS, but for Ethereum wallet addresses
HitPay - Send or receive money using a modern payments interface
Elph Plasma - Highly scalable blockchain infrastructure for Ethereum
Unlock - Monetize your content with a few lines of code
How DNS Works - Super cute web comics about 'How DNS Works' for beginners!
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.