Ethereum L2 landscape — Arbitrum, Optimism, Base, zkSync, Unichain, Celo. How they work, how to deploy, how to bridge, and which to use when. Includes 2025–2026 updates like Celo migration and Polygon zkEVM shutdown.
Scanned 9/5/2026
Install to Claude Code
Skills Directorynpx -y skills add BankrBot/skills --skill ethskills-l2s --agent claude-codeInstalls into .claude/skills of the current project.
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---
name: Layer 2s
description: "Ethereum L2 landscape — Arbitrum, Optimism, Base, zkSync, Unichain, Celo. How they work, how to deploy, how to bridge, and which to use when. Includes 2025–2026 updates like Celo migration and Polygon zkEVM shutdown."
metadata:
homepage: https://ethskills.com
install: external
---
# Layer 2s
Provided by EthSkills. Installs outside this repo — see `catalog.json` `install.command`.
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