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CurrPorts vs LibreNMS

Professional comparison and analysis to help you choose the right software solution for your needs.

CurrPorts icon
CurrPorts
LibreNMS icon
LibreNMS

CurrPorts vs LibreNMS: The Verdict

⚡ Summary:

CurrPorts: CurrPorts is an open-source network monitoring software for Windows. It shows the list of all currently opened TCP and UDP ports on your local computer and displays the PID for the associated process. Useful for identifying applications opening ports or troubleshooting network connectivity issues.

LibreNMS: LibreNMS is an open source network monitoring system that provides monitoring of servers, switches, printers and other network devices. It has auto-discovery to detect devices on the network and includes support for a wide range of hardware platforms.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature CurrPorts LibreNMS
Sugggest Score — —
Category Network & Admin Network & Admin
Pricing Open Source Open Source

Product Overview

CurrPorts
CurrPorts

Description: CurrPorts is an open-source network monitoring software for Windows. It shows the list of all currently opened TCP and UDP ports on your local computer and displays the PID for the associated process. Useful for identifying applications opening ports or troubleshooting network connectivity issues.

Type: software

Pricing: Open Source

LibreNMS
LibreNMS

Description: LibreNMS is an open source network monitoring system that provides monitoring of servers, switches, printers and other network devices. It has auto-discovery to detect devices on the network and includes support for a wide range of hardware platforms.

Type: software

Pricing: Open Source

Key Features Comparison

CurrPorts
CurrPorts Features
  • Displays all open TCP and UDP ports
  • Shows the process ID (PID) associated with each port
  • Lets you close ports or kill processes
  • Filters ports by protocol, local/remote address, state, etc.
  • Exports data to a text file
  • Lightweight and portable
LibreNMS
LibreNMS Features
  • Auto-discovery of devices on the network
  • Monitoring of network devices like servers, switches, routers, etc
  • Monitoring via SNMP, which is supported by most network devices
  • Wide range of supported hardware platforms and operating systems
  • Intuitive web interface for monitoring and managing devices
  • Alerting and notification system
  • Graphing and reporting capabilities
  • Extendable via plugins and scripts
  • REST API for integration with other systems

Pros & Cons Analysis

CurrPorts
CurrPorts

Pros

  • Free and open source
  • Simple interface
  • Provides useful diagnostic information
  • Lightweight on system resources

Cons

  • Only for Windows
  • No graphical view of connections
  • Limited to local machine
LibreNMS
LibreNMS

Pros

  • Free and open source
  • Easy to install and configure
  • Scales to monitor large networks
  • Large community support
  • Very customizable and extendable
  • Supports a wide variety of devices
  • Good documentation

Cons

  • Can be resource intensive for very large networks
  • Limited native support for monitoring non-network devices
  • Steeper learning curve than some other tools
  • Developed features may lag behind proprietary tools

Pricing Comparison

CurrPorts
CurrPorts
  • Open Source
LibreNMS
LibreNMS
  • Open Source

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Learn More About Each Product

CurrPorts
CurrPorts
Reviews, pricing & alternatives →
LibreNMS
LibreNMS
Reviews, pricing & alternatives →

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