Puppet Master - Headless Chrome as a service
speedtest-cli - Test your download speed using SpeedTest on the command-line
FasterChrome - Navigate the web faster by preloading pages on hovering
Global Website Speed Test - Test website load speed from 18 cities, including 3 in China
Startup Stash - A curated directory of 400 resources & tools for startups
Speedtest by Ookla - Measure your ISP's performance in a click