Polkadot
Polkadot is a heterogeneous multi-chain protocol that enables cross-blockchain transfers of any type of data or asset, not just tokens. Founded by Ethereum co-founder Gavin Wood, Polkadot uses a relay chain architecture that connects multiple specialized blockchains called parachains into a unified network. The platform features shared security across all connected chains, on-chain governance allowing token holders to vote on protocol upgrades, and forkless runtime upgrades. Polkadot's Substr...