Les ressources qu’il faut
Eco-Conception
http://www.ecoindex.fr/
http://www.ecometer.org/
Performances
https://www.dareboost.com/
https://www.webpagetest.org/
https://developers.google.com/speed/pagespeed/insights/?hl=fr
https://gtmetrix.com/
https://www.dareboost.com/