PingPlotter

PingPlotter is a graphical traceroute and ping tool that visualizes network performance in a way that makes identifying the source of problems quicker and easier.

Commercial Mac OS X Windows iPhone iPad

mtr

mtr combines the functionality of the 'traceroute' and 'ping' programs in a single network diagnostic tool.

Free Open Source Linux

SmokePing

Smokeping is a latency measurement tool. It sends test packets out to the net and measures the amount of time they need to travel from one place to the other and back.

Free Open Source Linux BSD

GPING

GPING (Graphical Ping) is a powerful utility that pings and graphs multiple hosts simultaneously over a user-defined polling interval and generates detailed graphs.

Free Open Source Windows

Graphical Ping

Graphical Ping displays a color coded realtime graph of continuous pings to a specified host.

Free Windows

Ping A Host

Check if website is online by sending a ping to the IP or URL - is it down right now - is it down for me only - is it down for everyone or just me - is it down or up

Free Web

Site Panic

Simple tool to check if your sites are up or down. Monitor the status of your websites for free.

Free Web

Ping Tracer

Ping Tracer continuously pings each network host between your computer and a given destination, helping visually identify the source of connectivity problems.

Free Windows

DownNotifier.com

Free quality website monitoring.

Free Web

NetMap

NetMap watches hosts to be accessible via protocol ICMP. For this purpose the program periodically sends requests, completely similar to requests of program PING and...

Free Windows

IsItDown.no

Easy downtime monitoring! Get a notice when your website is down.

Free Web

NetTK

NetTK, Network Tool Kit, is an Open Source alternative for monitoring and troubleshooting your network. NetTK is a modular and open source approach to monitoring...

Free Open Source Mac OS X Windows Linux Python

Vaping

Vaping is a healthy alternative to smokeping!.

Free Open Source Linux