A visual Model Context Protocol (MCP) tool definition builder. Build MCP-compliant tool schemas without writing JSON by hand.
- Visual Interface: Define tools, descriptions, and parameters using a clean form.
- Live Preview: See your JSON schema update in real-time.
- Dynamic Parameters: Add, remove, and configure input parameters (name, type, description, required status).
- Export Options: One-click "Copy to Clipboard" and "Download as JSON".
- Zero Maintenance: 100% static React application with no backend.
- Privacy-First: All schema generation happens in your browser — nothing ever leaves the page.
- Clone the repository
- Run npm install
- Run npm run dev
- Open http://localhost:3000
Push to GitHub, connect to Vercel, done.
- Next.js (Static Export)
- Tailwind CSS
- Lucide React
- shadcn/ui aesthetic minimal