jekyll-cloudinary is a Jekyll plugin adding a Liquid tag to ease the use of Cloudinary for responsive images in your Markdown/Kramdown posts. It builds the HTML for responsive images in the posts, using the srcset and sizes attributes for the <img /> tag (see the "varying size and density" section of this post if this is new for you, and why it's recommended to not use <picture> most of the time). URLs in the srcset are cloudinary URLs that fetch on-the-fly the post's images and resize them...