Beforeyoucollection.com is built on Magento 2.3.3. A B2B site for fashion wholesale. The unique feature built for the site are the color filters. There are a parent and child color field that lets the color family shows in search result. If you select a certain color for e.g. blue, all the colors in the blue family-like light blue, sky blue, indigo will show up. The site is integrated with Mailchimp for email campaigns and a module to show a custom calendar is integrated.