Can it help reduce gas costs on Ethereum?

Yes, it includes specific patterns for storage packing, using calldata over memory, and choosing optimal data types to minimize transaction costs.

How does this skill help with smart contract audits?

It provides a comprehensive checklist and pattern matching for common vulnerabilities like reentrancy and front-running, acting as a first-line automated auditor during development.

Does it support the latest Solidity versions?

The skill covers best practices for modern Solidity (0.8+) including built-in overflow checks, while also providing legacy patterns for older projects.

Is it compatible with OpenZeppelin libraries?

Yes, it specifically implements and recommends standard OpenZeppelin patterns for ReentrancyGuard, Ownable, and Pausable contracts.

Solidity Security & Best Practices

Name: Solidity Security & Best Practices
Author: EricGrill

byEricGrill

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Security & Testing

Implements secure smart contract development patterns and identifies critical vulnerabilities in Solidity code for blockchain applications.

This skill equips Claude with specialized knowledge in Ethereum smart contract security, enabling it to write, audit, and optimize Solidity code against common attack vectors. It provides implementation patterns for reentrancy prevention, integer overflow protection, and robust access control. Beyond security, it offers guidance on gas optimization and emergency circuit breakers, ensuring that decentralized applications are not only secure but also cost-effective and prepared for professional third-party audits.

Key Features

01Identification and mitigation of reentrancy and integer overflow vulnerabilities

02Gas optimization techniques including storage packing and calldata usage

03Implementation of secure access control and role-based permission patterns

04Standardized implementation of Checks-Effects-Interactions and Pull-over-Push patterns

052 GitHub stars

06Proactive security checklists for pre-audit contract verification

Use Cases

01Architecting gas-efficient DeFi protocols with built-in emergency stops

02Auditing existing smart contracts for security flaws before mainnet deployment

03Implementing secure fund withdrawal and cross-contract interaction logic

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add ericgrill/agents-skills-plugins solidity-security

For use in Claude.ai and ChatGPT

Download Skill