You are right. I checked the source code and found "Wordpress" a bunch of times but it looks like it's because "Kanban for WordPress" featured on the homepage.

You are right. I checked the source code and found "Wordpress" a bunch of times but it looks like it's because "Kanban for WordPress" featured on the homepage. Regardless their design is really slick (especially the sorting and filtering on top) which definitely helps increase the site interaction and usability.