Arbitrum is a layer 2 solution built to improve the capabilities of Ethereum smart contracts — increasing their speed and scalability, and adding additional privacy features to boot.
The platform is built to allow developers to easily run unmodified Ethereum Virtual Machine (EVM) contracts and Ethereum transactions on a second layer,
while still benefiting from layer 1 security. awesome of Ethereum.
It was built to address some of the shortcomings of current Ethereum-based smart contracts — such as poor efficiency and high execution costs —
that plagued Ethereum user experience and frequent transaction fees. expensive.