# Create Skill (agent skill)

> Create Skill is an agent skill (a SKILL.md file) from NeoLabHQ/context-engineering-kit. Guide for creating effective skills. This command should be used when users want to create a new skill (or update an existing skill) that… It works with Claude Code, Codex, Cursor, Gemini CLI and OpenCode and has 1,747 GitHub stars across a repository of 2 listed skills.

Guide for creating effective skills. This command should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations. Use when creating new skills, editing existing skills, or verifying skills work before deployment - applies TDD to process documentation by testing with subagents before writing, iterating until bulletproof against rationalization This command provides guidance for…

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/NeoLabHQ/context-engineering-kit |
| Skill path | skills/create-skill/SKILL.md |
| Skill name | create-skill |
| GitHub stars | 1,747 |
| Installs on skills.sh | not listed |
| License | GPL-3.0 |
| Skills in repo | 2 |
| Plugin marketplace | context-engineering-kit |
| Official | no |
| Works with | Claude Code, Codex, Cursor, Gemini CLI, OpenCode |
| Category | Docs & writing |
| Last commit | Aug 26, 2026 |

## When it triggers

- used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

## Add this skill

### Claude Code

```sh
/plugin marketplace add NeoLabHQ/context-engineering-kit
/plugin   # browse context-engineering-kit and install the plugin that contains create-skill
```

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/NeoLabHQ/context-engineering-kit.git
cp -r context-engineering-kit/skills/create-skill .agents/skills/create-skill   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/NeoLabHQ/context-engineering-kit.git
cp -r context-engineering-kit/skills/create-skill .cursor/skills/create-skill   # 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

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Canonical page: https://appsgit.com/skills/neolabhq-create-skill
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