Perf Rocks

Best practices and tooling for lightning fast websites.

Visit http://www.perf.rocks for ressources on front-end web performance.

- 1 second delay conversions impact: “A 1-second delay in page load time equals 11% fewer page views, a 16% decrease in customer satisfaction, and 7% loss in conversions”
— Aberdeen Group
http://www.aberdeen.com/Aberdeen-Library/5136/RA-performance-web- application.aspx

- Bing and Google Agree: Slow Pages Lose Users
O'Reil.y
http://radar.oreilly.com/2009/06/bing-and-google-agree-slow-pag.html

- Google PageSpeed insights
https://developers.google.com/speed/pagespeed/insights/

- WebPageTest
https://developers.google.com/speed/pagespeed/insights/

- psi
https://github.com/addyosmani/psi/

- perfbudget
https://github.com/tkadlec/grunt-perfbudget

- Average webpage image weight
— HTTP Archive
http://httparchive.org/interesting.php

- uncss
https://github.com/giakki/uncss

- autoprefixer
https://github.com/postcss/autoprefixer

- criticalCSS
https://github.com/filamentgroup/criticalCSS

- loadCSS
https://github.com/filamentgroup/loadCSS

Perf Rocks, front-end performance articles, talks and tools:
http://www.perf.rocks

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