4chan Expand is a free Chrome add-on developed by ea that allows users to automatically expand images on the popular imageboard website, 4chan. With this add-on, users no longer need to manually click on each individual image to view it in full size.

By default, 4chan's "Image expansion" option must be enabled for this add-on to work properly. Once installed, 4chan Expand seamlessly expands all images within threads, making it easier and more convenient for users to browse and view images without any additional effort.

With its simple and intuitive functionality, 4chan Expand enhances the user experience on 4chan by eliminating the need for repetitive manual image expansion. This add-on is a valuable tool for users who frequently visit 4chan and want to streamline their image viewing process.