Ripple

Ripple is a real-time gross settlement system, currency exchange, and remittance network created by Ripple Labs Inc., a US-based technology company. Released in 2012, Ripple is based on a distributed open source protocol and supports tokens representing fiat currency, cryptocurrency, commodities, or other units of value. It claims to enable "secure, instant, and nearly free global financial transactions of any size with no chargebacks".