app-builder
Main application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.
Best use case
app-builder is best used when you need a repeatable AI agent workflow instead of a one-off prompt. It is especially useful for teams working in multi. Main application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.
Main application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.
Users should expect a more consistent workflow output, faster repeated execution, and less time spent rewriting prompts from scratch.
Practical example
Example input
Use the "app-builder" skill to help with this workflow task. Context: Main application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.
Example output
A structured workflow result with clearer steps, more consistent formatting, and an output that is easier to reuse in the next run.
When to use this skill
- Use this skill when you want a reusable workflow rather than writing the same prompt again and again.
When not to use this skill
- Do not use this when you only need a one-off answer and do not need a reusable workflow.
- Do not use it if you cannot install or maintain the related files, repository context, or supporting tools.
Installation
Claude Code / Cursor / Codex
Manual Installation
- Download SKILL.md from GitHub
- Place it in
.claude/skills/app-builder/SKILL.mdinside your project - Restart your AI agent — it will auto-discover the skill
How app-builder Compares
| Feature / Agent | app-builder | Standard Approach |
|---|---|---|
| Platform Support | Not specified | Limited / Varies |
| Context Awareness | High | Baseline |
| Installation Complexity | Unknown | N/A |
Frequently Asked Questions
What does this skill do?
Main application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.
Where can I find the source code?
You can find the source code on GitHub using the link provided at the top of the page.
SKILL.md Source
# 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 ```
Related Skills
project-map-builder
生成或更新用户指定文件夹的 PROJECT_MAP.md。适用于用户要求目录地图/项目地图/代码仓概览/文件夹级说明/更新已有 PROJECT_MAP.md 的场景。必须先询问要扫描的文件夹范围，禁止默认全仓库扫描；支持单目录或多目录（合并或分别生成）。
lesson-builder
帮助用户通过讨论完成课程大纲和课件。当用户说"备课"、"做课件"、"准备课程"时触发。
viral-generator-builder
Expert in building shareable generator tools that go viral - name generators, quiz makers, avatar creators, personality tests, and calculator tools. Covers the psychology of sharing, viral mechanics, and building tools people can't resist sharing with friends. Use when: generator tool, quiz maker, name generator, avatar creator, viral tool.
telegram-bot-builder
Expert in building Telegram bots that solve real problems - from simple automation to complex AI-powered bots. Covers bot architecture, the Telegram Bot API, user experience, monetization strategies, and scaling bots to thousands of users. Use when: telegram bot, bot api, telegram automation, chat bot telegram, tg bot.
slack-bot-builder
Build Slack apps using the Bolt framework across Python, JavaScript, and Java. Covers Block Kit for rich UIs, interactive components, slash commands, event handling, OAuth installation flows, and Workflow Builder integration. Focus on best practices for production-ready Slack apps. Use when: slack bot, slack app, bolt framework, block kit, slash command.
seo-authority-builder
Analyzes content for E-E-A-T signals and suggests improvements to build authority and trust. Identifies missing credibility elements. Use PROACTIVELY for YMYL topics.
security-bluebook-builder
Build security Blue Books for sensitive apps
reference-builder
Creates exhaustive technical references and API documentation. Generates comprehensive parameter listings, configuration guides, and searchable reference materials. Use PROACTIVELY for API docs, configuration references, or complete technical specifications.
personal-tool-builder
Expert in building custom tools that solve your own problems first. The best products often start as personal tools - scratch your own itch, build for yourself, then discover others have the same itch. Covers rapid prototyping, local-first apps, CLI tools, scripts that grow into products, and the art of dogfooding. Use when: build a tool, personal tool, scratch my itch, solve my problem, CLI tool.
mcp-builder-ms
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate exte...
browser-extension-builder
Expert in building browser extensions that solve real problems - Chrome, Firefox, and cross-browser extensions. Covers extension architecture, manifest v3, content scripts, popup UIs, monetization strategies, and Chrome Web Store publishing. Use when: browser extension, chrome extension, firefox addon, extension, manifest v3.
agent-tool-builder
Tools are how AI agents interact with the world. A well-designed tool is the difference between an agent that works and one that hallucinates, fails silently, or costs 10x more tokens than necessary. This skill covers tool design from schema to error handling. JSON Schema best practices, description writing that actually helps the LLM, validation, and the emerging MCP standard that's becoming the lingua franca for AI tools. Key insight: Tool descriptions are more important than tool implementa