Arbitrum One is an Optimistic Rollup Layer 2 built on the Nitro stack, enabling high-throughput DeFi applications, gaming platforms, and NFT marketplaces with significantly reduced transaction costs. Arbitrum crypto maintains full Ethereum compatibility while processing thousands of transactions per second through optimistic proofs and trustless settlement mechanisms.

Arbitrum One's unique Stylus runtime supports both Solidity and Rust smart contracts, while its Arbitrum Orbit technology enables custom L3 chains for specialized applications. This versatility benefits Solidity developers, Rust programmers, and enterprises seeking scalable blockchain solutions without compromising Ethereum's security guarantees.