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XRP
Ripple is a privately-held fintech company that provides a global payment solution via its patented payment network called Ripple Network (also known as RippleNet).
Ethereum
Ethereum is a Proof-of-Stake blockchain that powers decentralized applications (dApps) through smart contracts, without being controlled by a centralized entity.
Polygon
Polygon (Previously Matic Network) is the first well-structured, easy-to-use platform for Ethereum scaling (Optimistic Rollup chains, ZK Rollup chains) and infrastructure development.