PortsManager

A cross-platform desktop application to identify which local processes are bound to network ports and terminate them when needed.

Features

• List all listening TCP/UDP ports on the local machine
• View process details: port, protocol, process name, PID, and status
• Search/filter by port number, process name, or PID
• Graceful process termination with optional forceful termination
• Auto-refresh with configurable interval
• Dark/Light/System theme support
• Cross-platform support: Windows, macOS, and Linux

Requirements

• .NET 8.0 SDK

Building

dotnet restore
dotnet build

Running

dotnet run --project src/PortsManager.Desktop

Desktop UI Features

• Toolbar with icon buttons for Refresh, Terminate, Copy, and Settings
• Search bar to filter ports by port number, process name, or PID
• Port list showing Port, Protocol, Process, PID, and Status columns
• Context menu with View Details, Terminate, and Copy options
• Double-click a row to view detailed port information
• Settings page with:
  • Auto-refresh toggle and interval configuration
  • Behavior options (confirm before terminate, show system processes)
  • Theme selection (System, Light, Dark)

Project Structure

PortsManager/
├── src/
│   ├── PortsManager.Core/      # Shared business logic
│   │   ├── Models/             # Data models
│   │   └── Services/           # Port scanning and process termination
│   └── PortsManager.Desktop/   # Avalonia desktop UI
│       ├── Assets/             # Application icons
│       ├── Models/             # App settings
│       ├── ViewModels/         # MVVM view models
│       └── Views/              # Dialog windows
└── README.md

Platform Implementation

• Windows: Uses netstat command
• macOS: Uses lsof command
• Linux: Uses ss command

License

MIT License - see LICENSE.txt