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Getting Started with ErikrafT Drop™

ErikrafT Drop™ requires minimal setup and works immediately on most modern browsers. Follow this guide to start sharing files between devices.

Quick Start

1. Open ErikrafT Drop™

Navigate to https://drop.erikraft.com/ in your web browser on all devices you want to connect.

2. Discover Devices

  • Local Network: Devices on the same network automatically appear after a few seconds
  • Paired Devices: Previously paired devices appear automatically if they’re online
  • Manual Pairing: Use QR codes or 6-digit keys to connect devices on different networks

3. Share Files

  • Drag & Drop: Drag files onto the browser window
  • Click to Select: Click the main area to open file selector
  • Share Menu: Use the browser’s share menu (on mobile devices)

System Requirements

Browser Support

ErikrafT Drop™ works with all modern browsers that support WebRTC:

Network Requirements

  • Local Network: Automatic discovery works on any local network
  • Internet Connection: Required for initial signaling server connection
  • No Special Configuration: Works with most home and office networks

Device Requirements

  • Memory: Sufficient RAM for file transfers (recommended 4GB+ for large files)
  • Storage: Available disk space for received files
  • Browser: Modern browser with JavaScript enabled

Installation Options

No installation required - simply use the web application directly.

Progressive Web App (PWA)

Install as a native application:
  1. Chrome/Edge: Click the install icon in the address bar
  2. Firefox: Use the “Install Site” option in the menu
  3. Safari: Tap “Share” → “Add to Home Screen”

Command Line Interface

For power users, the CLI tool enables file sharing from the terminal:

Ecosystem Components

ErikrafT Drop™ provides a comprehensive ecosystem of applications and integrations across multiple platforms:

Discord Bot Integration

The official Discord bot enables seamless file sharing directly within Discord servers and direct messages. Key Features:
  • Slash Commands: Use /drop command with 6-digit pairing keys
  • File Transfer: Send up to 3 files simultaneously (max 25MB each per Discord limits)
  • Text Messages: Send text messages up to 1800 characters inline, larger as attachments
  • Bidirectional Transfer: Both send and receive files through Discord
  • Real-time Progress: Live transfer progress updates with emoji indicators
  • Error Handling: Comprehensive error reporting and retry mechanisms
Technical Implementation:
  • Built with Discord.js v14 using modern slash command architecture
  • WebRTC integration for peer-to-peer connections
  • Automatic file downloading and re-uploading through Discord’s API
  • Environment-based configuration for deployment flexibility
  • Portuguese language support with localized error messages
Usage Example:

Browser Extensions

Native browser extensions provide enhanced integration and quick access to ErikrafT Drop™ functionality. Supported Browsers:
  • Chrome: Manifest V3 extension with popup interface
  • Firefox: WebExtension with enhanced privacy features
  • Edge: Chromium-based extension with Microsoft Store integration
  • Opera: Opera extension with sidebar support
Extension Features:
  • Quick Launch: One-click access to ErikrafT Drop™
  • Context Menu: Right-click files to share directly
  • Popup Interface: Compact UI for rapid file sharing
  • Icon Integration: Native browser toolbar integration
  • No Special Permissions: Minimal permission requirements for privacy
Technical Details:
  • Manifest V3 compliance for modern browser security
  • Host permissions limited to https://drop.erikraft.com/
  • No background scripts or persistent storage
  • Lightweight design with minimal resource usage

iOS Shortcut Integration

Apple Shortcuts integration brings ErikrafT Drop™ functionality to iOS devices with native system integration. Shortcut Features:
  • Native iOS Integration: Works with iOS Shortcuts app
  • System-wide Access: Launch from anywhere using Siri or Shortcuts
  • File Sharing: Share files from other apps directly to ErikrafT Drop™
  • URL Scheme Support: Deep linking for seamless app switching
  • Background Processing: Works in background for enhanced user experience
Implementation Details:
  • Uses iOS Shortcuts framework for native integration
  • Leverages WebKit for embedded browser functionality
  • Supports file picker integration with iOS file system
  • Optimized for both iPhone and iPad layouts

Web Application

The core web application provides the full ErikrafT Drop™ experience with modern web technologies. Web Features:
  • Progressive Web App: Installable as native application
  • Responsive Design: Optimized for all screen sizes and devices
  • Offline Support: Core functionality available without internet
  • Real-time Updates: Live connection status and transfer progress
  • Multi-language Support: Internationalization with JSON language files
Technical Stack:
  • Frontend: Vanilla JavaScript with modern ES6+ features
  • Styling: Custom CSS with OpenSans and custom icon fonts
  • WebRTC: Peer-to-peer file transfer technology
  • Service Workers: PWA functionality and offline support
  • IndexedDB: Local storage for device pairing and preferences
Web Application Architecture:
  • Single Page Application: Dynamic content loading without page refreshes
  • Component-based Design: Modular JavaScript architecture
  • Event-driven Communication: Real-time updates using WebRTC and WebSocket
  • Security: Content Security Policy and HTTPS enforcement
  • Performance: Lazy loading and resource optimization

Android Native Application

The official Android app provides native integration with the Android operating system and enhanced features. App Features:
  • Native Android UI: Material Design 3 with system integration
  • Background Service: Continuous operation even when app is closed
  • File System Integration: Full access to Android storage and media
  • Notification Support: Transfer status and completion notifications
  • Multi-device Support: Phone, tablet, TV, and XR variants
Technical Specifications:
  • Package: com.erikraft.drop
  • Minimum SDK: Android 5.0 (API 21)
  • Target SDK: Android 15 (API 35)
  • Version: 9.0.4 (Version Code 13)
  • Build System: Gradle with Android plugin
Android Architecture:
  • ViewBinding: Modern UI binding approach
  • Lifecycle Components: Android Architecture Components integration
  • WebView Integration: Embedded browser for core functionality
  • Storage Framework: Android Storage Access Framework integration
  • Material Design: Google Material Design 3 components
Advanced Features:
  • Multi-window Support: Split-screen and picture-in-picture modes
  • Accessibility: Full accessibility support with screen readers
  • Dark Mode: System theme integration
  • Auto-start: Optional automatic startup on device boot
  • Network Awareness: Automatic network change detection
Development and Distribution:
  • Google Play Store: Official distribution channel
  • Open Source: Full source code available on GitHub
  • Automated Builds: CI/CD pipeline for automated testing and deployment
  • Multi-language: Crowdin-based translation management
  • Privacy-focused: No tracking or analytics integration

First Time Setup

Network Discovery

  1. Connect Multiple Devices: Open ErikrafT Drop™ on at least two devices
  2. Same Network: Ensure devices are on the same WiFi/network
  3. Wait for Discovery: Devices should appear within 10-30 seconds
  4. Test Transfer: Send a small test file to verify connectivity

Device Pairing (Optional)

For persistent connections across networks:
  1. Initiate Pairing: Click “Pair Device” on one device
  2. Scan QR Code: Use the camera to scan the QR code on the second device
  3. Or Enter Key: Manually enter the 6-digit pairing key
  4. Confirm Connection: Both devices should show as paired

Browser Permissions

ErikrafT Drop™ may request:
  • Camera Access: For QR code scanning (optional)
  • File Access: For reading files to share
  • Storage Access: For saving received files
  • Notifications: For transfer status updates (optional)

Troubleshooting Common Issues

Devices Not Discovering Each Other

Check Network Connection:
  • Ensure both devices are on the same network
  • Verify internet connectivity is active
  • Try refreshing both browser windows
Browser Issues:
  • Update to the latest browser version
  • Clear browser cache and cookies
  • Disable VPN or proxy services
  • Try a different browser
Network Configuration:
  • Check firewall settings
  • Verify router doesn’t block peer-to-peer connections
  • Try switching between WiFi and cellular data

Transfer Failures

Large Files:
  • iOS devices have 200MB memory limits per transfer
  • Break large files into smaller chunks
  • Ensure sufficient available RAM
Connection Drops:
  • WebRTC connections may drop on unstable networks
  • Files can be resumed if transfer is interrupted
  • Consider using WiFi for more stable connections

Performance Optimization

For Best Performance:
  • Use modern browsers (Chrome/Edge recommended)
  • Connect via WiFi rather than cellular data
  • Close unnecessary browser tabs
  • Ensure sufficient available memory
Network Tips:
  • 5GHz WiFi provides better performance than 2.4GHz
  • Ethernet connections are most stable
  • Avoid network congestion during large transfers

Next Steps

Once you have ErikrafT Drop™ working:
  • Explore Features: Try the chat functionality and file preview
  • Set Up Pairing: Pair frequently used devices for quick access
  • Install PWA: Install as a native app for easier access
  • CLI Integration: Set up command-line tools for power users
For detailed technical information, see the Architecture section.