Lido

is a liquid staking solution for proof-of-stake cryptocurrencies. It supports post-Ethereum Merge consensus layer (formerly Ethereum 2.0) staking, as well as other layer-1 PoS blockchains like Polygon, Kusama, Solana and Polkadot.

“What Is Lido (LDO): A Beginner’s Guide to Liquidity for Staked Assets.” Cointelegraph, cointelegraph.com/learn/what-is-lido-liquidity-for-staked-assets.