# cargo-fuzz

> Sets up and runs cargo-fuzz, the standard fuzzing tool for Cargo-based Rust projects.

Sets up and runs cargo-fuzz, the standard fuzzing tool for Cargo-based Rust projects. Covers cargo fuzz init, the nightly toolchain requirement, fuzz_target! harnesses, Arbitrary-derived structured inputs, sanitizer options, cargo fuzz coverage, and reproducing a crash artifact. Use when fuzzing a Rust crate, writing a fuzz_target!, exercising unsafe blocks or FFI in Rust, or triaging a cargo fuzz crash.

- Type: Skill
- Made by: trailofbits
- Category: Developer tools
- Formats: Skills
- Version: 79f9d57
- Source: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz
- Page: https://pluginboard.ai/skills/cargo-fuzz-trailofbits

## Works with

- ChatGPT
- Claude
- Gemini
- GitHub Copilot
- Cursor
- Claude Code
- Codex
- Antigravity
- Gemini CLI
- Replit
- OpenClaw
- OpenCode
- Hermes Agent

## Install

### ChatGPT

In ChatGPT: Download the cargo-fuzz folder and zip it, then Plugins → Skills → Create → Upload from your computer. Business and Enterprise plans.

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

### Claude

In Claude (web or desktop): Download the cargo-fuzz folder and zip the folder itself, then upload it in Customize → Skills.

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

### Gemini

In Gemini: Download the cargo-fuzz folder, then at gemini.google.com click Customize → Skills → Create → Upload and pick the folder (or a .zip of it).

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

### GitHub Copilot

Run in your terminal:

```shell
npx -y degit trailofbits/skills/plugins/testing-handbook-skills/skills/cargo-fuzz ~/.copilot/skills/cargo-fuzz
```

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

### Cursor

Run in your terminal:

```shell
npx -y degit trailofbits/skills/plugins/testing-handbook-skills/skills/cargo-fuzz ~/.cursor/skills/cargo-fuzz
```

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

### Claude Code

Run in your terminal:

```shell
npx -y degit trailofbits/skills/plugins/testing-handbook-skills/skills/cargo-fuzz ~/.claude/skills/cargo-fuzz
```

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

Or all of Testing Handbook Skills, in Claude Code:

```text
/plugin marketplace add trailofbits/skills
/plugin install testing-handbook-skills@trailofbits
```

### Codex

Run in your terminal:

```shell
npx -y degit trailofbits/skills/plugins/testing-handbook-skills/skills/cargo-fuzz ~/.agents/skills/cargo-fuzz
```

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

### Antigravity

In Antigravity: Copy the cargo-fuzz folder into ~/.gemini/config/skills (Antigravity app and IDE) or ~/.gemini/antigravity-cli/skills (Antigravity CLI).

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

### Gemini CLI

Run in your terminal:

```shell
npx -y degit trailofbits/skills/plugins/testing-handbook-skills/skills/cargo-fuzz ~/.gemini/skills/cargo-fuzz
```

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

### Replit

Run in your terminal:

```shell
npx -y degit trailofbits/skills/plugins/testing-handbook-skills/skills/cargo-fuzz .agents/skills/cargo-fuzz
```

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

### OpenClaw

Run in your terminal:

```shell
npx -y degit trailofbits/skills/plugins/testing-handbook-skills/skills/cargo-fuzz ~/.openclaw/skills/cargo-fuzz
```

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

### OpenCode

Run in your terminal:

```shell
npx -y degit trailofbits/skills/plugins/testing-handbook-skills/skills/cargo-fuzz ~/.config/opencode/skills/cargo-fuzz
```

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

### Hermes Agent

Run in your terminal:

```shell
npx -y degit trailofbits/skills/plugins/testing-handbook-skills/skills/cargo-fuzz ~/.hermes/skills/cargo-fuzz
```

View the folder on GitHub: https://github.com/trailofbits/skills/tree/HEAD/plugins/testing-handbook-skills/skills/cargo-fuzz

---
From Pluginboard (https://pluginboard.ai).