1. ThrottleThrottle your network connection [Linux/Mac OS X]
2. Chrome HarCreate HAR files from Chrome Debugging Protocol data
4. CoachClear Eyes. Full Hearts. Can’t Lose.
5. PagexrayXray your HAR file and know all about the page
8. Sitespeed.ioSitespeed.io is an open source tool that helps you monitor, analyze and optimize your website speed and performance, based on performance best practices advices from the coach and collecting browser metrics using the Navigation Timing API, User Timings and Visual Metrics (FirstVisualChange, SpeedIndex & LastVisualChange).