Polkadot

Polkadot is a layer-0 protocol and multichain network founded by Dr. Gavin Wood, co-founder and former CTO of Ethereum. Polkadot provides security, scalability, and interoperability to a diverse ecosystem of use-case specific layer-1 blockchains and their dapps. Polkadot offers several advancements over legacy blockchain networks, from blockchain customization to open governance, seamless upgradeability, energy efficiency, secure cross-chain interoperability, and more.