Kirby - responsiveimage tag
This is a plugin for Kirby.
It adds the srcset attribute to the <img>-tag.
composer require pascalmh/kirby-responsiveimage
You can use the following Options
Type: array
Default value: [2400, 2200, 2000, 1800, 1400, 1200, 1000, 800, 600, 400, 320]