Arbitrum
Public.icon
https://bokujyuumai-salon.ethereum-japan.net/wiki/13405
https://bokujyuumai-salon.ethereum-japan.net/archives/13281
L2 project using Optimistic Rollup
One of the Rollups
Uses the same technology as Optimism
Seems to be the most used network in L2
Can bring what is on L1 because Summary of Layer 2 technologies, Plasma and Channels, and Semi-Layer 2 technologies, ORU and ZkR are implemented
Report by government agencies on crypto and Maker DAO already support this
Compound is also planning to support it sequentially
Different from sidechains such as BCS and Polygon, it has L2 data
Operated by a team called Offchain Labs