The TCP Optimizer is a free, easy Windows program that provides
A fancy self-hosted monitoring tool
Monitorix is a free, open source, lightweight system monitoring tool
Modbus TCP/RTU/ASCII master & slave simulator for Windows, GUI+CLI
A fast emergency response tool designed for supply chain vulnerability
codPort is a powerful and easy-to-use Windows port management
TCP Ports Monitoring Tool with Email, Teams and Telegram alerts
A cross platform debugger for serial port/Bluetooth/TCP/UDP
eBPF-based Cloud Native Monitoring Tool
A TCP/UDP packet forwarding tool for IPv6 and IPv4
Online port scan scraper
Data Browser for DIM (Distributed Information Manager from CERN)
Ethr is a comprehensive network measurement tool for TCP, UDP & ICMP
Simple software for port forwarding and routing w/o a hardware router
A Desktop app for network stress testing, TCP-Ping and icmp ping.
FBENCH is TCP and UDP throughput-measurement and stress-test tool.
Allows executing code on MIPS32 EmbeddedLinux devices (WLAN routers)
A java packet sniffer and forger that wraps pcap libs.
Various TCP/IP servers, clients and network management tools
View, graph, record TCP segment retransmission rates
Visual instrument for analyze internet traffic