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Marker – Highlighter & Notes

Chrome extension · Productivity · Education

  • Established publisher

A Chrome extension in Productivity · Education with 0 users, no reported installs.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 4 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
not published (the store states no audience for this listing)
Rating
not rated yet
Users, last 13 days
unchanged
Version
1.0.0
Updated in the store
2026-09-23
Published
2026-09-23
Manifest
V3
Browser access
4 permissions, 1 site pattern

How it has moved

Users
unchanged since 24.09
0 · 2 readings
2026-09-24: appeared in the store2026-09-30: gained the good publisher record badge
  1. 2026-09-240appeared in the store
  2. 2026-10-060
Users
unchanged since 24.09
0 · 2 readings
2026-09-24: appeared in the store2026-09-30: gained the good publisher record badge
  1. 2026-09-240appeared in the store
  2. 2026-10-060

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Every site you visit. This extension can read and change the content of any page you open.

  • Act on the current tab, but only after you click it activeTab
  • Add items to the right-click menu contextMenus
  • Open a panel beside the page sidePanel
Show the remaining 1
  • Store data in your browser storage

The full permission history for this extension

What changed recently

  1. Store badges changed
  2. Appeared in the store

Like this one

Listings the catalog judges closest in what they say they do.

  1. Marker — Highlight & Notes Describes nearly the same job, smaller audience 8 users
  2. Page Marker Describes nearly the same job, smaller audience 5 users (last published figure) ★ 5.0
  3. Highlight Keep — Web Highlighter & Notes, Private Describes nearly the same job audience not published
  4. Spotlight Marker Describes nearly the same job, smaller audience 17 users
  5. Highlighter Describes nearly the same job, smaller audience 5 users ★ 5.0

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.