---
name: Building Blocks
description: "DeFi legos and protocol composability — Uniswap V4 hooks, Aave flash loans, ERC-4626 vaults, Aerodrome on Base, GMX/Pendle on Arbitrum. Dominant DEX per L2 and how to combine protocols safely."
metadata:
  homepage: https://ethskills.com
  install: external
---

# Building Blocks

Provided by EthSkills. Installs outside this repo — see `catalog.json` `install.command`.