Skill Claude CodeCodex
Use when building or reviewing Uniswap V4 hooks, custom AMM logic, dynamic fees, access controls, oracle hooks, return deltas, hook deployment, or hook-specific tests. Covers the current 14 permission flags, 10 callbacks, BaseHook implementation, delta accounting, address mining, and testing requirements.
Skill Claude CodeCodex needs its repo
Use when writing Foundry tests for Uniswap V4 hooks, router integrations, or pool interactions. Covers test setup with Deployers, HookMiner for address mining, swap/liquidity test patterns, gas profiling, fork testing against production pools, and invariant testing for custom hooks.
Skill Claude CodeCodex
Upgrade vulnerability detection and prevention for Solidity proxy contracts. Use when implementing UUPS, Transparent, or Diamond proxy patterns. Covers uninitialized proxy attacks, storage collisions, selector clashing, and upgrade safety validation tools.
Skill Claude CodeCodex needs its repo
Use when integrating USDC into smart contracts, handling stablecoin transfers, approvals, or checking balances. Covers the 6-decimal rule, production contract addresses on all major chains, native vs bridged USDC variants, FiatTokenV22 proxy architecture, permit (EIP-2612), blocklist behavior, and safe integration…
Skill Claude CodeCodex
Use when integrating wallets into dApps. Covers WalletConnect, injected providers, EIP-1193, account abstraction (EIP-4337, EIP-7702), Safe SDK, multi-sig interaction, hardware wallets, and network switching.
Skill Claude CodeCodex
Use when preparing for a security audit, performing reconnaissance on a new codebase, or creating a protocol overview. Generates a structured pre-audit readiness report covering architecture overview, threat model, cross-linked protocol invariants, entry point classification and flow paths, composability analysis…
Skill Claude CodeCodex
Use when building ERC-4626 tokenized vaults, yield aggregators, or share-based deposit/withdraw systems. Covers share math, rounding, first depositor attack mitigation, and complete implementation patterns.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: