The Bankless Guide to Arbitrum
Arbitrum Explained: A Beginner's Guide to the Layer 2
Arbitrum is a leading Layer 2 (L2) scaling solution and suite of technologies designed to enhance Ethereum's scalability and reduce transaction costs. Its main offering today, Arbitrum One, is currently the largest L2 with nearly $16 billion in total value locked (TVL).
Beyond the main Arbitrum rollup, the Arbitrum technology stack is founded on a handful of core pillars. These offerings include:
As an optimistic rollup, Arbitrum processes transactions offchain, meaning they are handled outside of the Ethereum mainnet.
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