Uniswap announced the launch of permissionless cross-chain bridging, which allows users to directly bridge assets between 9 networks including Ethereum, Base, Arbitrum, Polygon, Zora, Blast, OP Mainnet, World Chain and ZKsync through Uniswap Interface and Uniswap Wallet. This feature is supported by Across Protocol.
https://blog.uniswap.org/permissionless-bridging-is-now-live