157 lines
4.6 KiB
Markdown
157 lines
4.6 KiB
Markdown
# PassMaster - Free Offline Secure Password Generator
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A modern, privacy-first password generator built with Next.js, TypeScript, and TailwindCSS. Generate ultra-secure passwords instantly with client-side encryption - your passwords never leave your device.
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## ✨ Features
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- 🔒 **Client-Side Encryption** - All password generation happens locally in your browser
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- 📱 **Progressive Web App (PWA)** - Install as an app and work offline
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- 🌙 **Dark Mode Support** - Automatic theme switching with system preference detection
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- 🎯 **Password Strength Meter** - Real-time entropy calculation and time-to-crack estimation
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- ⚡ **Instant Generation** - Generate passwords in milliseconds with cryptographically secure randomness
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- 🔧 **Customizable Options** - Length, character types, and exclude similar characters
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- 📋 **One-Click Copy** - Copy passwords to clipboard with visual feedback
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- ♿ **Accessible** - Full keyboard navigation and screen reader support
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- 📊 **SEO Optimized** - Structured data, meta tags, and semantic HTML
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## 🚀 Getting Started
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### Prerequisites
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- Node.js 18+
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- npm or yarn
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### Installation
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1. Clone the repository:
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```bash
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git clone https://github.com/your-username/passmaster.git
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cd passmaster
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```
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2. Install dependencies:
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```bash
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npm install
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```
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3. Run the development server:
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```bash
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npm run dev
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```
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4. Open [http://localhost:3000](http://localhost:3000) in your browser.
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## 🛠️ Tech Stack
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- **Framework**: Next.js 14 (App Router)
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- **Language**: TypeScript
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- **Styling**: TailwindCSS
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- **Icons**: Lucide React
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- **Animations**: Framer Motion
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- **Theme**: next-themes
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- **PWA**: next-pwa
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- **State Management**: React hooks + localStorage
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## 📁 Project Structure
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```
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src/
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├── app/ # Next.js App Router
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│ ├── layout.tsx # Root layout with metadata
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│ ├── page.tsx # Home page
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│ ├── privacy/ # Privacy policy page
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│ └── globals.css # Global styles
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├── components/ # React components
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│ ├── layout/ # Layout components
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│ ├── PasswordGenerator.tsx
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│ ├── FAQ.tsx
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│ ├── FloatingCTA.tsx
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│ └── theme-provider.tsx
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└── utils/ # Utility functions
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└── passwordGenerator.ts
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```
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## 🔧 Configuration
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### Environment Variables
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Create a `.env.local` file:
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```env
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NEXT_PUBLIC_SITE_URL=https://your-domain.com
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```
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### PWA Configuration
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The PWA is configured in `next.config.js` and `public/manifest.json`. Update the manifest with your app details.
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## 📱 PWA Features
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- **Offline Support**: Works without internet connection
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- **Install Prompt**: Users can install as a native app
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- **App Shortcuts**: Quick access to password generation
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- **Splash Screen**: Custom loading screen
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- **Theme Colors**: Consistent branding
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## 🎨 Customization
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### Colors
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Update the primary color in `tailwind.config.js`:
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```js
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colors: {
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primary: {
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50: '#eff6ff',
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// ... other shades
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900: '#1e3a8a',
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},
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}
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```
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### Icons
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Replace icons in `public/icons/` directory. The app uses multiple sizes for different devices.
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## 📊 SEO & Performance
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- **Lighthouse Score**: Optimized for 95+ Performance, 100 SEO, 95+ Accessibility
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- **Structured Data**: JSON-LD schemas for FAQ and SoftwareApplication
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- **Meta Tags**: Open Graph and Twitter Card support
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- **Performance**: Optimized images, fonts, and bundle size
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## 🔒 Security
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- **Cryptographic Randomness**: Uses Web Crypto API's `getRandomValues()`
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- **No Data Collection**: Zero tracking or analytics
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- **Client-Side Only**: No server-side password processing
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- **Open Source**: Transparent code for security review
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## 📄 License
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This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.
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## 🤝 Contributing
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1. Fork the repository
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2. Create a feature branch (`git checkout -b feature/amazing-feature`)
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3. Commit your changes (`git commit -m 'Add amazing feature'`)
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4. Push to the branch (`git push origin feature/amazing-feature`)
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5. Open a Pull Request
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## 📞 Support
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- **Issues**: [GitHub Issues](https://github.com/your-username/passmaster/issues)
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- **Email**: privacy@passmaster.app
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- **Documentation**: [Wiki](https://github.com/your-username/passmaster/wiki)
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## 🙏 Acknowledgments
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- [Next.js](https://nextjs.org/) for the amazing framework
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- [TailwindCSS](https://tailwindcss.com/) for the utility-first CSS
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- [Lucide](https://lucide.dev/) for the beautiful icons
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- [Framer Motion](https://www.framer.com/motion/) for the smooth animations
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---
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Made with ❤️ for privacy and security |