A free, powerful, multi-purpose tool that helps you monitor system resources, debug software and detect malware. Official successor to Process Hacker.




CurrPorts is described as 'Displays active TCP/IP and UDP ports with detailed process info, lets users terminate connections or processes, marks unidentified ports, and exports data' and is a Network Monitor in the network & admin category. There are more than 25 alternatives to CurrPorts for a variety of platforms, including Windows, Mac, Linux, Web-based and Self-Hosted apps. The best CurrPorts alternative is System Informer, which is both free and Open Source. Other great apps like CurrPorts are PortKiller, Netshow, Paessler PRTG Network Monitor and TCP Viewer.
A free, powerful, multi-purpose tool that helps you monitor system resources, debug software and detect malware. Official successor to Process Hacker.




Advanced multi-OS desktop tool for monitoring and managing local TCP ports, identifying bound processes, watching ports for notifications, handling Cloudflare Tunnels, filtering and pinning, managing Kubernetes port-forwards with logs, plus real-time process termination.




Comprehensive monitoring solution with over 200 sensor types, user-friendly interface, and powerful capabilities such as traffic analysis, failover clustering, and remote probes. Offers email and SMS alerts, supports SNMP and WMI, provides high-availability features and detailed reporting.




Real-time macOS network tool captures, displays, and filters TCP traffic using AppKit, libpcap, and Wireshark libraries, supports PCAP/PCAPNG files, offers protocol filters, drag-and-drop, noise reduction, detailed packet review, export options, and grouped traffic analysis.


Displays active TCP and UDP endpoints, including local and remote addresses, connection states, and owning processes. Provides real-time color-coded updates, adjustable refresh, IP resolution, and options to close connections or export data for analysis.


Advanced Port Scanner is a fast and free software for port scanning. It will allow you to quickly find all open ports (TCP and UDP) and detect versions of programs running on them. The utility includes many features simplifying network management.




PortChecker.app is a free online utility that instantly checks open ports on your device and server. The tool supports remote port scanning, IP lookup, and network diagnostics, making it a reliable solution for developers, system administrators, and cybersecurity professionals.

Get real-time Apple Silicon performance data without sudo, including CPU, GPU, RAM usage, power and temperature metrics, per-cluster utilization, RAM and swap stats, historical charts, color themes, and detailed system information directly via CLI.

Total Network Monitor 2 is a network monitoring software program that is designed to continuously monitor your local network, individual computers, and services that require careful attention and thorough control.




SmartSniff is a packet sniffer that capture TCP/IP packets and display them as sequence of conversations between clients and servers. You can view the TCP/IP conversations in Ascii mode (for text-based protocols, like HTTP, SMTP, POP3 and FTP) or as hex dump (for non-text base...

Resource Monitor is a system application in Microsoft Windows operating systems. It is used to view information about the use of hardware (CPU, memory, disk, and network) and software (file handles and modules) resources in real time.




CurrPorts is a small utility that is used to view the open ports on your local machine. PRTG monitors servers and network equipment throughout the network for uptime, lag, latency, etc... Nothing alike.