The Stylus testnet is officially live! You can now build EVM-compatible apps in Rust by visiting the Stylus docs.

Welcome to the
Future of Ethereum.

Designed with you in mind, Arbitrum is the leading Layer 2 technology that empowers you to explore and build in the largest Layer 1 ecosystem, Ethereum.

Arbitrum Nitro Stack

Take it to the next layer with Nitro. Making Ethereum more inclusive and sustainable, Nitro is the most advanced blockchain scaling technology in the industry.

The Arbitrum Nitro Stack is designed to boost throughput, lower transaction costs, and achieve compatibility with Ethereum, all while upholding Arbitrum’s security standards. Nitro exists in two different variants, Arbitrum Rollup and Arbitrum AnyTrust.

Arbitrum Nitro

The technical stack powering all Arbitrum products.

Community Values

Ethereum Aligned. Be a constructive member of the Ethereum community, with a commitment to making product improvements that further the ecosystem.

The numbers don't lie — Arbitrum chains lead the industry thanks to the talented and passionate community.


ETH Saved

August 31, 2023


Active Wallets

August 31, 2023


Total Value Locked

August 31, 2023


L2 Market Share

August 31, 2023


Total Transactions

August 31, 2023

Arbitrum Orbit

Launch a customized chain permissionlessly that suits your cost, throughput, and security needs.

Arbitrum offers Rollup and AnyTrust variants to offer maximum flexibility when building your ideal Orbit chain.

Stay up to date

Be the first to know about the latest updates and launches.