app-builder — quality + safety report

Name: app-builder — quality + safety report
Item: app-builder
Rating: 94
Author: Skillproof

In the Skillier index (davila7__app-builder) · scanned 2026-06-03 · engine: builtin+triage

Quality

94/100

Safety

1 heuristic flag to review

Heuristic flags from the builtin scanner, which is known to over-flag (it trips on legitimate env-reading integrations, security skills, and library .eval calls). This is NOT an authoritative malicious verdict — re-scan with SkillSpector for the authoritative result. Run the authoritative scan →

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Quality notes

No explicit trigger / 'when to use'

low · quality · body

→ Add a 'When to use' section or 'Use this when …' line listing trigger conditions.

No explicit output format / contract

low · quality · body

→ State the expected output format (structure, sections, or schema).

Powerful tools granted but their use isn't explained

low · quality · frontmatter

→ Explain in the body why each powerful tool is needed, or drop unused grants.

About this skill

Main application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.

📄 Read the SKILL.md

---
name: app-builder
description: Main application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.
allowed-tools: Read, Write, Edit, Glob, Grep, Bash, Agent
---

# App Builder - Application Building Orchestrator

> Analyzes user's requests, determines tech stack, plans structure, and coordinates agents.

## 🎯 Selective Reading Rule

**Read ONLY files relevant to the request!** Check the content map, find what you need.

| File | Description | When to Read |
|------|-------------|--------------|
| `project-detection.md` | Keyword matrix, project type detection | Starting new project |
| `tech-stack.md` | 2025 default stack, alternatives | Choosing technologies |
| `agent-coordination.md` | Agent pipeline, execution order | Coordinating multi-agent work |
| `scaffolding.md` | Directory structure, core files | Creating project structure |
| `feature-building.md` | Feature analysis, error handling | Adding features to existing project |
| `templates/SKILL.md` | **Project templates** | Scaffolding new project |

---

## 📦 Templates (13)

Quick-start scaffolding for new projects. **Read the matching template only!**

| Template | Tech Stack | When to Use |
|----------|------------|-------------|
| [nextjs-fullstack](templates/nextjs-fullstack/TEMPLATE.md) | Next.js + Prisma | Full-stack web app |
| [nextjs-saas](templates/nextjs-saas/TEMPLATE.md) | Next.js + Stripe | SaaS product |
| [nextjs-static](templates/nextjs-static/TEMPLATE.md) | Next.js + Framer | Landing page |
| [nuxt-app](templates/nuxt-app/TEMPLATE.md) | Nuxt 3 + Pinia | Vue full-stack app |
| [express-api](templates/express-api/TEMPLATE.md) | Express + JWT | REST API |
| [python-fastapi](templates/python-fastapi/TEMPLATE.md) | FastAPI | Python API |
| [react-native-app](templates/react-native-app/TEMPLATE.md) | Expo + Zustand | Mobile app |
| [flutter-app](templates/flutter-app/TEMPLATE.md) | Flutter + Riverpod | Cross-platform mobile |
| [electron-desktop](templates/electron-desktop/TEMPLATE.md) | Electron + React | Desktop app |
| [chrome-extension](templates/chrome-extension/TEMPLATE.md) | Chrome MV3 | Browser extension |
| [cli-tool](templates/cli-tool/TEMPLATE.md) | Node.js + Commander | CLI app |
| [monorepo-turborepo](templates/monorepo-turborepo/TEMPLATE.md) | Turborepo + pnpm | Monorepo |

---

## 🔗 Related Agents

| Agent | Role |
|-------|------|
| `project-planner` | Task breakdown, dependency graph |
| `frontend-specialist` | UI components, pages |
| `backend-specialist` | API, business logic |
| `database-architect` | Schema, migrations |
| `devops-engineer` | Deployment, preview |

---

## Usage Example

```
User: "Make an Instagram clone with photo sharing and likes"

App Builder Process:
1. Project type: Social Media App
2. Tech stack: Next.js + Prisma + Cloudinary + Clerk
3. Create plan:
   ├─ Database schema (users, posts, likes, follows)
   ├─ API routes (12 endpoints)
   ├─ Pages (feed, profile, upload)
   └─ Components (PostCard, Feed, LikeButton)
4. Coordinate agents
5. Report progress
6. Start preview
```

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Graded independently by Skillproof — nothing to sell the author. Quality is mechanical + corpus-grounded; safety flags are heuristic (builtin+triage), not a malicious verdict.