Arbitrum Orbit is mainnet-ready! Learn more about launching a customized chain here.

Arbitrum Rollup

Scale securely on Ethereum. Go onchain with Arbitrum’s battle-tested and market-leading L2 technology.

Security

Originally launched by the Offchain Labs team in August 2021, Arbitrum Rollup's fraud proofs are time-tested and secure.

Full EVM Equivalence

Arbitrum Rollup allows developers to migrate smart contracts from Ethereum to L2 with minimal or no modifications.

Arbitrum One

The flagship L2 chain is decentralized and permissionless, deriving security from Ethereum while leveling up what it can do.

The Arbitrum ecosystem is thriving and developers are empowered. Want to build the future of web3? Dive in with Arbitrum One.

Use Cases

Building the next generation of applications. With a diverse ecosystem of projects that span web3, developers leverage Arbitrum Rollup technology to enable new use cases.

DeFi

The future of finance is decentralized and happening on Arbitrum, with tools that empower users to deploy and innovate DeFi primitives.

NFTs

Digital ownership is moving into the mainstream with layer 2s, and Arbitrum is leading the charge in art, gaming, and community NFT projects.

DAOs

Build a decentralized organization with ease on Arbitrum using the power of NFT membership, token ownership, and scalable onchain voting.

Case Studies

Arbitrum is designed to empower builders.

“We couldn’t be happier to be building on and together with Arbitrum. As one of its earliest projects, we’ve grown together with the Arbitrum network since practically day one.” – Karel Vuong, Co-Founder of Treasure.

NFTGaming

The Graph is scaling on Arbitrum — increasing the speed of transactions and significantly decreasing gas costs for everyone participating in the protocol — from the 40K+ subgraph developers to the combined 14K+ Indexers, Curators, and Delegators powering The Graph Network.

ToolingInfrastructure

"Arbitrum isn’t just a technology or a subset of Ethereum; it's become an incubator for innovation both in creating better blockchains and sparks creativity in Defi and gaming that simply wasn’t possible before within Ethereum itself." – the GMX team.

DeFi

Get Involved

Get going with the most advanced rollup technology.

Everything you need to know about the Arbitrum ecosystem.

Docs

Wield the Arbitrum SDK to build your next project.

SDK

Let's partner up and do something new.

Contact Partnerships

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The Most Decentralized L2 Technology