Instabug - The top apps in the world rely on Instabug for beta testing, user engagement and crash reporting.
speedtest-cli - Test your download speed using SpeedTest on the command-line
Bird Eats Bug - Saw a bug? Send an instant replay to engineers. It will come with console logs and everything. Developers will ❤️ you.
Global Website Speed Test - Test website load speed from 18 cities, including 3 in China
Disbug - Bug reporting tool that records screen and posts to Jira along with console & network logs
Speedtest by Ookla - Measure your ISP's performance in a click