X Post Marker

An extension to mark new posts on X.

This is an extension that marks new posts with a vertical new line at the left edge of the new post. The new post will be marked as new at all subsequent post times starting from the last new post time, and the new post will be marked as new at all subsequent post times, even if it is a repost. The new post time is Followers tab of the Home page Latest tab of Search The latest post in the list The new post time is retrieved from the “Latest tab” of the “Search” tab. The new post time is updated by long pressing the middle button of the mouse (two point touch) in the post field. Post time information is stored on the bookmark as a URL parameter, not in storage.