A blockchain bridge, otherwise known as a cross-chain bridge, connects two blockchains and allows users to send cryptocurrency from one chain to the other. Basically, if you have bitcoin but want to spend it like Ethereum, you can do that through the bridge.
Ethereum Chain <-> Optimism
The safest and fastest way to bridge cross chain assets to the Polygon chain. Ethereum Chain <-> Polygon Chain
Ethereum Chain <-> Arbitrum One Ethereum Chain <-> Arbitrum Nova
Transfer between networks Ethereum, Arbitrum, Optimism, Polygon, Gnosis.
Transfer between networks Ethereum, BNB Chain, Arbitrum, Optimism, Polygon, Avalanche, Fantom, Metis
Transfer between networks Ethereum, Arbitrum, Optimism, BNB Chain, Avalanche, Polygon, Aurora, Boba, Canto, Cronos, DFK Chain, Dogechain, Fantom, Harmony, Klaytn, Metis, Moonbeam, Moonriver, Terra.
Transfer between networks Ethereum, Arbitrum, Optimism, BNB Chain, Avalanche, Polygon, Fantom, Moonbeam, Moonriver, Terra, Aptos, Flow, Oasis, Evmos, Clover, zkSync Era Mainnet and other.