PageSpeed-Test-All-In-One
Chrome extension to run multiple performance tests with one single click.
It runs:
- Google PageSpeed Insights
- GTmetrix (combination of PageSpeed Insights and Yslow)
- Yellow Lab Tools (your first place on finding JS and CSS bottlenecks)
- WebPageTest (runs only with your own WebPageTest API key. The key is free - get it immediately at https://www.webpagetest.org/getkey.php)