NEAR

NEAR is a proof-of-stake, high-performance layer-1 public blockchain platform designed to be fast, secure and scalable. NEAR is developer-friendly, easy to use and features low transaction fees.

Networks Mainnet, Testnet
Released 2020
Consensus Proof of Stake (PoS)
Smart contracts Yes
Block time ~ 1 second
Smart contract language(s) supported Rust, AssemblyScript
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Sustainability at its core

The NEAR ecosystem is built upon the world’s first certified climate-neutral blockchain. It has built-in bridges that allow users to move assets, contracts, and data seamlessly between Ethereum or Polkadot.