Top 7 Ethereum Layer 2 Ecosystems To Watch In 2026

Key Takeaways Layer 2 (L2) rollups represent the primary execution environment for Ethereum, securing tens of billions in total value locked (TVL), with Base and Arbitrum maintaining the vast majority of active liquidity. Ecosystem selection depends on functional requirements: Base leads in mainstream consumer distribution, Arbitrum dominates deep decentralized finance (DeFi) liquidity, and ZK-rollups lead […]