PingPlotter - PingPlotter is a troubleshooting tool that helps IT professionals and neophytes identify, diagnose, and resolve network issues.
SmokePing - Smokeping is a tool for measuring latency.
Open Visual Traceroute - Open source cross-platform (Windows/Linux/Mac) Java Visual Traceroute, packet sniffer and Whois.
WinMTR - Free Network Diagnostic Tool. WinMTR is an equivalent of mtr for Windows.
mtr - mtr combines the functionality of the 'traceroute' and 'ping' programs in a single...
Pingnoo - Pingnoo is an open-source Windows, macOS and Linux visual trace route analyser.