How do I install the Aderyn skill?

Run npx skillmds@latest add hairyf/aderyn in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

Is Aderyn safe to use?

This skill has not completed SkillMD's automated safety review yet. Capability flags: makes network calls. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Aderyn?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Aderyn free to use?

Yes. Installing skills from SkillMD is free, and the skill stays under its author's original license.

Who published Aderyn?

hairyf (@hairyf) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Aderyn by hairyf — Agent Skill

Name: Aderyn
Rating: 4.2 (5 reviews)
Author: hairyf

File contents

Skill based on Aderyn (Cyfrin/aderyn), generated 2026-02-24.

Aderyn is a Rust-based Solidity static analyzer that finds vulnerabilities and code-quality issues. It supports Foundry and Hardhat with no config, optional aderyn.toml for path and detector control, and an MCP server for AI/editor integration. This skill focuses on agent use: CLI, configuration, detectors, report outputs, and MCP tools.

Core References

Topic	Description	Reference
CLI	Root, src, path include/exclude, output, subcommands (init, mcp, registry, docs, completions)	core-cli
Config	aderyn.toml — root, src, include/exclude, detectors, env	core-config
Report formats	Markdown, JSON, SARIF structure and usage	core-report-formats

Features

Topic	Description	Reference
Detectors	Registry (aderyn registry), severity High/Low, include/exclude in config	features-detectors
MCP	stdio/HTTP server; tools: project overview, list contracts, contract surface, callgraph, node finder/summarizer	features-mcp

Best practices

Topic	Description	Reference
Project setup	When to use aderyn.toml, path filters, detector tuning for Foundry/Hardhat	best-practices-project-setup

External links

---name: aderyndescription: Aderyn — Rust-based Solidity static analyzer; CLI, config, detectors, report formats, and MCP tools for agents.---> Skill based on Aderyn (Cyfrin/aderyn), generated 2026-02-24.Aderyn is a Rust-based Solidity static analyzer that finds vulnerabilities and code-quality issues. It supports Foundry and Hardhat with no config, optional `aderyn.toml` for path and detector control, and an MCP server for AI/editor integration. This skill focuses on agent use: CLI, configuration, detectors, report outputs, and MCP tools.## Core References| Topic | Description | Reference ||-------|-------------|-----------|| CLI | Root, src, path include/exclude, output, subcommands (init, mcp, registry, docs, completions) | [core-cli](references/core-cli.md) || Config | aderyn.toml — root, src, include/exclude, detectors, env | [core-config](references/core-config.md) || Report formats | Markdown, JSON, SARIF structure and usage | [core-report-formats](references/core-report-formats.md) |## Features| Topic | Description | Reference ||-------|-------------|-----------|| Detectors | Registry (aderyn registry), severity High/Low, include/exclude in config | [features-detectors](references/features-detectors.md) || MCP | stdio/HTTP server; tools: project overview, list contracts, contract surface, callgraph, node finder/summarizer | [features-mcp](references/features-mcp.md) |## Best practices| Topic | Description | Reference ||-------|-------------|-----------|| Project setup | When to use aderyn.toml, path filters, detector tuning for Foundry/Hardhat | [best-practices-project-setup](references/best-practices-project-setup.md) |## External links- [Cyfrin Aderyn docs](https://cyfrin.gitbook.io/cyfrin-docs/aderyn-cli/readme)- [Aderyn GitHub](https://github.com/Cyfrin/aderyn)- [List of supported detectors](https://cyfrin.gitbook.io/cyfrin-docs/project-configuration/list-of-supported-detectors)- [VSCode Aderyn extension](https://marketplace.visualstudio.com/items?itemName=Cyfrin.aderyn)

Frequently asked questions

Aderyn