X Post Marker

Name: X Post Marker
Author: developer.waieight.

An extension to mark new posts on X.

As of June 2026, X Post Marker has 32 users in the Social & Communication category.

developer.waieight.Social & Communication

Chrome Web Store ↗.crx

Users+10.3%

Rating0%

—

— reviews

Reviews0%

—

Version

0.0.0.155

Manifest V3

90-day change · In the last 90 days this extension 6 version updates, changed permissions.

History

11 snapshots

Tracking since Apr 4, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 4, 2026	29	—	—	0.0.0.106
Apr 17, 2026	31	—	—	0.0.0.106
Apr 23, 2026	30	—	—	0.0.0.140
Apr 28, 2026	29	—	—	0.0.0.147
May 5, 2026	32	—	—	0.0.0.151
May 11, 2026	29	—	—	0.0.0.153
May 16, 2026	30	—	—	0.0.0.154
May 23, 2026	35	—	—	0.0.0.154
May 29, 2026	33	—	—	0.0.0.155
Jun 5, 2026	32	—	—	0.0.0.155
Jun 11, 2026	34	—	—	0.0.0.155
Now	32	—	—	0.0.0.155

Changelog

Apr 17, 2026

description

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.

This extension adds a vertical line “New” badge to the far left of new posts.

It applies the “New” badge to posts made after the time of the previous new post. If a post is made after that time, even if it is a repost, it will receive the “New” badge.

The time of the previous new post is retrieved from:

・The “Following (Latest)” tab on the Home page
・The “Latest” tab in Search
・The latest posts in Lists
・The latest posts in Communities

Apr 17, 2026

permissions

bookmarks, history, webNavigation

storage

Permissions & access

Permissions: storage
Host access: None declared

Screenshots

About

This extension adds a vertical line “New” badge to the far left of new posts.

It applies the “New” badge to posts made after the time of the previous new post. If a post is made after that time, even if it is a repost, it will receive the “New” badge.

The time of the previous new post is retrieved from:

・The “Following (Latest)” tab on the Home page
・The “Latest” tab in Search
・The latest posts in Lists
・The latest posts in Communities