Mobile Speed Test - This speed test will test your Internet connection speed, including a significant amount of...
Fping (open source) - fping is a program to send ICMP echo probes to network hosts, similar to ping, but much better performing when pinging multiple hosts.
SpeedOf.Me - SpeedOf.Me is an HTML5 Internet speed test. No Flash or Java needed!
Ping Meter Gadget - Customizable, graphical, semi-transparent ping (latency) meter.
Speedtest.net - Test your Internet connection bandwidth to locations around the world with this interactive broadband speed test from Ookla
NetCrunch Tools - Our free network tools offer ping scanning, SNMP scanning, port and network service scanning, and more.