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1. sitespeed.io sitespeed.io Public

   sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.

   JavaScript 4.7k 591

2. browsertime browsertime Public

   Measure and Optimize Web Performance

   JavaScript 596 135

3. onlinetest onlinetest Public

   Deploy your own version of sitespeed.io online.

   JavaScript 5 1

4. pagexray pagexray Public

   Xray your HAR file and know all about the page

   JavaScript 85 15

5. compare compare Public

   Compare HAR files.

   JavaScript 107 18

6. throttle throttle Public

   Throttle your network connection [Linux/Mac OS X]

   JavaScript 327 24