4chan X is a script developed by ccd0 that adds a range of features to anonymous imageboards. Originally created for 4chan, this script is now available as a Chrome extension or userscript for other browsers.

With 4chan X, users can enhance their browsing experience by enabling additional functionalities. Some notable features include the ability to disable the native extension, allowing for easy re-enabling if the script is uninstalled. Additionally, 4chan X offers a convenient incognito mode that remembers the user's last read post and their own posts within a thread. However, users have the option to disable this feature if they prefer.

One unique feature of 4chan X is the "Link Title" feature, which fetches titles of YouTube links. It is important to note that the use of this feature is subject to YouTube's Terms of Service and Privacy Policy. Users who are concerned about privacy can find more information on how to disable this feature in the script's documentation.

Overall, 4chan X is a valuable script for those who frequent anonymous imageboards and are looking to enhance their browsing experience with additional features.