X Post Marker
Extension Actions
CRX ID
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Description from extension meta
An extension to mark new posts on X.
Image from store
Description from store
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.