README.md

Claude Code UI - Next.js Documentation

Modern web interface for Claude Code CLI and Cursor CLI built with Next.js 15, powered by v0 components, and deployed on Vercel.

🎯 Overview

Claude Code UI is a comprehensive web application that provides a beautiful, responsive interface for interacting with Claude Code and Cursor CLI tools. Built with modern technologies and best practices, it offers:

• Real-time AI Chat Interface - Communicate with Claude and Cursor AI
• Integrated Terminal - Direct CLI access through web browser
• File Management - Browse, edit, and manage project files
• Git Integration - Full Git workflow support
• Mobile Responsive - Works perfectly on all devices
• High Performance - Optimized for speed and scalability

🏗️ Architecture

The application follows a modern, scalable architecture:

┌─────────────────┐    ┌─────────────────┐    ┌─────────────────┐
│   Frontend      │    │   API Routes    │    │  External APIs  │
│   (Next.js)     │◄──►│ (Next.js API)   │◄──►│ Claude/Cursor   │
└─────────────────┘    └─────────────────┘    └─────────────────┘
         │                       │                       │
         ▼                       ▼                       ▼
┌─────────────────┐    ┌─────────────────┐    ┌─────────────────┐
│   Components    │    │   WebSocket     │    │   File System   │
│   (v0 + shadcn) │    │   (Real-time)   │    │   (Local/Cloud) │
└─────────────────┘    └─────────────────┘    └─────────────────┘

Technology Stack

Frontend

• Next.js 15 - React framework with App Router
• React 19 - Latest React with concurrent features
• TypeScript - Type-safe development
• Tailwind CSS - Utility-first styling
• v0 Components - AI-generated UI components
• shadcn/ui - High-quality React components

Backend

• Next.js API Routes - Serverless API endpoints
• Vercel Edge Functions - Ultra-fast serverless functions
• WebSockets - Real-time communication
• NextAuth.js - Authentication solution
• Prisma - Database ORM

Infrastructure

• Vercel - Hosting and deployment
• PostgreSQL - Primary database
• Vercel KV - Redis-compatible caching
• Vercel Blob - File storage

📚 Documentation Structure

This documentation is organized into several sections:

🏁 Getting Started

• Installation Guide - Step-by-step setup
• Environment Configuration - Environment variables
• Development Setup - Local development

🏛️ Architecture

• System Overview - High-level architecture
• Frontend Architecture - Client-side structure
• Backend Architecture - Server-side structure
• Database Schema - Data models

🚀 Deployment

• Vercel Deployment - Deploy to Vercel
• Self-Hosted Setup - Custom deployment
• CI/CD Pipeline - Automated deployment

📡 API Reference

• REST API - HTTP endpoints
• WebSocket API - Real-time communication
• Authentication - Auth flow
• Rate Limiting - Usage limits

🧩 Components

• Component Library - All available components
• v0 Integration - Using v0 components
• Custom Components - Building custom UI
• Theming Guide - Customizing appearance

🔧 Development

• Contributing Guide - How to contribute
• Code Style - Coding standards
• Testing - Testing strategy
• Performance - Optimization tips

🔐 Security

• Security Overview - Security measures
• Authentication - User auth
• Authorization - Permissions
• Best Practices - Security guidelines

📖 Examples

• Basic Usage - Getting started
• Custom Themes - Theme customization
• Plugin Development - Extending functionality
• MCP Integration - MCP server setup

🚀 Quick Start

Prerequisites

• Node.js 20+
• npm 10+
• Claude Code CLI or Cursor CLI installed
• Git

Installation

1. Clone the repository

   git clone https://github.com/your-org/claude-code-ui-nextjs.git
   cd claude-code-ui-nextjs

2. Install dependencies

   npm install

3. Set up environment variables

   cp .env.example .env
   # Edit .env with your configuration

4. Start development server

   npm run dev

5. Open in browser

   http://localhost:3000
   

First Steps

1. Authentication - Set up your auth provider
2. Project Setup - Connect your development projects
3. CLI Integration - Configure Claude Code or Cursor CLI
4. Start Coding - Begin your AI-powered development workflow

🔗 Key Features

💬 AI Chat Interface

• Real-time streaming responses
• Code syntax highlighting
• File attachment support
• Context-aware conversations
• Session management

🖥️ Integrated Terminal

• Web-based terminal emulator
• Claude Code CLI integration
• Cursor CLI support
• Command history
• Multiple sessions

📁 File Management

• Tree-view file explorer
• Syntax-highlighted editor
• Real-time file watching
• Drag-and-drop uploads
• Version control integration

🌿 Git Integration

• Visual diff viewer
• Branch management
• Commit history
• Merge conflict resolution
• Pull request integration

📱 Mobile Experience

• Responsive design
• Touch-optimized interface
• Offline capabilities
• PWA support
• Native app feel

🤝 Contributing

We welcome contributions! Please read our Contributing Guide for details on:

• Code of Conduct
• Development process
• Pull request procedure
• Issue reporting
• Feature requests

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

🆘 Support

Getting Help

• 📚 Documentation - Start here
• 🐛 Issue Tracker - Report bugs
• 💡 Feature Requests - Suggest features
• 💬 Discord Community - Chat with developers

Community

• 🌟 GitHub - Star the project
• 🐦 Twitter - Follow for updates
• 📺 YouTube - Video tutorials
• 📝 Blog - Development updates

🗺️ Roadmap

Version 1.0 (Current)

• ✅ Basic chat interface
• ✅ File management
• ✅ Terminal integration
• ✅ Authentication
• ✅ Mobile responsive

Version 1.1 (Next)

• 🔄 Advanced Git features
• 🔄 Plugin system
• 🔄 Collaborative editing
• 🔄 Performance improvements
• 🔄 Enhanced mobile experience

Version 2.0 (Future)

• 📋 Multi-project workspaces
• 📋 Team collaboration
• 📋 Advanced AI features
• 📋 Desktop app
• 📋 Enterprise features

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Built with ❤️ using Next.js, v0, and Vercel