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markerNote - web, PDF highlighter & notes

Chrome extension by brahmastra · Productivity · Tools

  • Trader

A Chrome extension in Productivity · Tools with 2 000 users, a small but real audience.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 5 screenshots

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

Users
2 000
Rating
4.4 (12 ratings)
Users, last 11 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
0.0.36
Updated in the store
2025-04-28
Published
2024-03-30
Manifest
V3
Browser access
6 permissions

How it has moved

Users
unchanged since 31.08
2k · 2 readings
  1. 2026-08-312k
  2. 2026-09-102k
Rating
unchanged since 31.08
reviewsrating 4.42 · 2 readings
  1. 2026-08-31reviews12rating4.42
  2. 2026-09-10reviews12rating4.42
Users
unchanged since 31.08
2k · 2 readings
  1. 2026-08-312k
  2. 2026-09-102k
Rating
unchanged since 31.08
reviewsrating 4.42 · 2 readings
  1. 2026-08-31reviews12rating4.42
  2. 2026-09-10reviews12rating4.42

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

No site access is declared in the manifest, so it cannot read the pages you open on its own.

  • Block or redirect requests on the sites it can access declarativeNetRequestWithHostAccess
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
Show the remaining 3
  • Add items to the right-click menu contextMenus
  • Open a panel beside the page sidePanel
  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

brahmastra publishes 11 listings we track, 16k users between them. Listed website: noterail.co.

  1. markClipper - obsidian web clipper brahmastra · Productivity · Tools · published 2023-08-21 4k users ★ 4.1
  2. SideKeep - open Keep in side panel/popup brahmastra · Productivity · Tools · published 2024-06-24 3k users ★ 4.3
  3. oneClipper - ai web clipper for oneNote brahmastra · Productivity · Tools · published 2024-05-27 2k users ★ 3.7
Show 5 more from this publisher
  1. notionClipper - notion web clipper brahmastra · Productivity · Tools · published 2024-04-11 2k users ★ 5.0
  2. keepClipper - web clipper for google keep brahmastra · Productivity · Tools · published 2024-04-02 1k users ★ 3.8
  3. domainNote - website sticky notes in side panel brahmastra · Productivity · Workflow · published 2023-08-10 713 users ★ 3.6
  4. PicHarvest - v3 bulk image downloader brahmastra · Productivity · Tools · published 2024-07-10 630 users ★ 4.0
  5. keyNote - web, PDF & youtube AI summary brahmastra · Productivity · Tools · published 2024-09-04 511 users ★ 4.0

Like this one

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

  1. WuCai - Highlight and Note Describes nearly the same job, with an established audience 10k users ★ 4.3
  2. Notes Maker Describes nearly the same job, smaller audience 9 users ★ 5.0
  3. MiniReader Describes nearly the same job, smaller audience 6 users
  4. Highlighter for the Web - Mark my Word Describes nearly the same job, smaller audience 69 users ★ 5.0
  5. NerdFlo Web Highlighter Describes nearly the same job 0 users

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.

Is this your extension?

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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.