# Surgical Patch (agent skill)

> Surgical Patch is an agent skill (a SKILL.md file) from JuliusBrussee/caveman. Fix bugs and small behavior changes at the narrowest responsible layer. It works with Claude Code, Codex, Cursor, Gemini CLI, GitHub Copilot and OpenCode and has 110,252 GitHub stars across a repository of 4 listed skills.

Fix bugs and small behavior changes at the narrowest responsible layer. Use when regression proof, preserved surrounding behavior, and task-relevant tests matter. Reproduce failure first when economical; otherwise capture strongest available evidence.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/JuliusBrussee/caveman |
| Skill path | skills/surgical-patch/SKILL.md |
| Skill name | surgical-patch |
| GitHub stars | 110,252 |
| Installs on skills.sh | 84,964 |
| License | Apache-2.0 |
| Skills in repo | 4 |
| Plugin marketplace | caveman |
| Official | no |
| Works with | Claude Code, Codex, Cursor, Gemini CLI, GitHub Copilot, OpenCode |
| Category | Testing & QA |
| Last commit | Oct 6, 2026 |

## When it triggers

- Use when regression proof, preserved surrounding behavior, and task-relevant tests matter.

## Add this skill

### Claude Code

```sh
/plugin marketplace add JuliusBrussee/caveman
/plugin install caveman@caveman
```

In the Claude apps, zip the skill folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

### ChatGPT / Codex

```sh
git clone --depth 1 https://github.com/JuliusBrussee/caveman.git
cp -r caveman/skills/surgical-patch .agents/skills/surgical-patch   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/JuliusBrussee/caveman.git
cp -r caveman/skills/surgical-patch .cursor/skills/surgical-patch   # project; ~/.cursor/skills for all projects
```

Sources (checked 2026-10-07): https://code.claude.com/docs/en/skills, https://support.claude.com/en/articles/12512180-using-skills-in-claude, https://learn.chatgpt.com/docs/build-skills, https://cursor.com/docs/context/skills

skills.sh listing: https://www.skills.sh/JuliusBrussee/caveman/surgical-patch

---

Canonical page: https://appsgit.com/skills/juliusbrussee-surgical-patch
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