# Startup Design (agent skill)

> Startup Design is an agent skill (a SKILL.md file) from ferdinandobons/startup-skill. Design, validate, and plan a startup from scratch. It works with Claude Code, Cursor and GitHub Copilot and has 1,172 GitHub stars. Install it by copying the skill folder into your agent's skills directory.

Design, validate, and plan a startup from scratch. Covers market research, competitive analysis, business model, brand identity, product definition, financial projections, and validation experiments. Trigger when the user has a startup idea to explore, wants to validate a business concept, needs a business plan or lean canvas, asks for market sizing or competitive landscape, wants brand positioning or go-to-market strategy, or says anything like "I have an idea for..." or "is this idea worth…

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/ferdinandobons/startup-skill |
| Skill path | startup-design/SKILL.md |
| Skill name | startup-design |
| GitHub stars | 1,172 |
| Installs on skills.sh | not listed |
| License | MIT |
| Skills in repo | 1 |
| Plugin marketplace | startup-skill |
| Official | no |
| Works with | Claude Code, Cursor, GitHub Copilot |
| Category | Design & frontend |
| Last commit | Jul 1, 2026 |

## When it triggers

- Trigger when the user has a startup idea to explore, wants to validate a business concept, needs a business plan or lean canvas, asks for market sizing or competitive landscape, wants brand positioning or go-to-market strategy, or says anyt
- "I have an idea for..."
- "is this idea worth pursuing"

## Add this skill

### Claude Code

```sh
/plugin marketplace add ferdinandobons/startup-skill
/plugin install startup@startup-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/ferdinandobons/startup-skill.git
cp -r startup-skill/startup-design .agents/skills/startup-design   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/ferdinandobons/startup-skill.git
cp -r startup-skill/startup-design .cursor/skills/startup-design   # 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/ferdinandobons-startup-design
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