NetworkX - Network Packet Analyzer

NetworkX is a lightweight yet powerful network packet analyzer with an intuitive graphical interface. It provides real-time capture, analysis, and visualization of network traffic.

Features

• Live packet capture with BPF filtering
• Detailed packet inspection
• Protocol statistics
• IP address analysis
• DNS query monitoring
• HTTP transaction tracking
• Save and load PCAP files
• Export statistics to CSV/JSON
• Dark mode support

Requirements

• Python 3.6 or higher
• Scapy library
• Tkinter (included with most Python distributions)

Installation

1. Clone the repository:

   git clone https://github.com/yourusername/networkx.git
   cd networkx
   

2. Install dependencies:

   pip install -r requirements.txt
   

Usage

Run the application:

python app.py

Capture Options

1. Select a network interface from the dropdown menu
2. Optionally set a BPF filter (click the "?" button for help)
3. Click "Start Capture" to begin capturing packets
4. Click "Stop Capture" to stop

Analysis Features

• Packets Tab: View and inspect captured packets
• Statistics Tab: View protocol and IP address statistics
• DNS Tab: Monitor DNS queries and responses
• HTTP Tab: Track HTTP requests and responses

File Operations

• Open PCAP: Load packets from a PCAP file
• Save PCAP: Save captured packets to a PCAP file
• Export Statistics: Export data to CSV or JSON format

Project Structure

networkx/
├── app.py                  # Main entry point
├── requirements.txt        # Dependencies
├── README.md               # Project documentation
├── core/                   # Core functionality
│   ├── __init__.py
│   ├── packet_capture.py   # Packet capture and processing
│   ├── packet_analyzer.py  # Packet analysis and statistics
│   └── constants.py        # Shared constants (ports, colors, etc.)
├── ui/                     # User interface components
│   ├── __init__.py
│   ├── main_window.py      # Main application window
│   ├── packet_view.py      # Packet list and details view
│   ├── statistics_view.py  # Statistics views
│   ├── http_view.py        # HTTP requests/responses view
│   ├── dns_view.py         # DNS queries/responses view
│   └── dialogs.py          # Helper dialogs (filter helper, about)
└── utils/                  # Utility functions
    ├── __init__.py
    ├── formatting.py       # Formatting utilities
    ├── pcap_handler.py     # PCAP file operations
    └── export.py           # Export functionality

License

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

Acknowledgments

• Built with Scapy for packet manipulation
• Uses Python's Tkinter for the user interface