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Netmirror Extension

Chrome extension by netmirror.art · Productivity · Developer

A Chrome extension in Productivity · Developer with 500 000 users, a widely installed extension.

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

What the developer says, and 3 screenshots

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

Users
500 000
Rating
4.3 (57 ratings)
Users, last 10 days
+100k
Rating, last 30 days
Not watched long enough to say
Version
3.20.5
Updated in the store
2026-08-26
Published
2025-08-27
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
+100k since 31.08
400k-500k · 5 readings
  1. 2026-08-31400k
  2. 2026-09-04400k
  3. 2026-09-05400k
  4. 2026-09-07500k
  5. 2026-09-09500k
Rating
+0.05 since 31.08
reviewsrating 4.28-4.33 · 5 readings
  1. 2026-08-31reviews50rating4.28
  2. 2026-09-04reviews51rating4.29
  3. 2026-09-05reviews54rating4.33
  4. 2026-09-07reviews57rating4.33
  5. 2026-09-09reviews57rating4.33
Users
+100k since 31.08
400k-500k · 5 readings
  1. 2026-08-31400k
  2. 2026-09-04400k
  3. 2026-09-05400k
  4. 2026-09-07500k
  5. 2026-09-09500k
Rating
+0.05 since 31.08
reviewsrating 4.28-4.33 · 5 readings
  1. 2026-08-31reviews50rating4.28
  2. 2026-09-04reviews51rating4.29
  3. 2026-09-05reviews54rating4.33
  4. 2026-09-07reviews57rating4.33
  5. 2026-09-09reviews57rating4.33

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.

  • Block or redirect requests by rules it declares in advance declarativeNetRequest
  • Block or redirect requests on the sites it can access declarativeNetRequestWithHostAccess
  • 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

netmirror.art. Listed website: netmirror.world.

Like this one

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

  1. NetMirror Web Describes nearly the same job, with an established audience 20k users ★ 4.5
  2. Modify Header Value (HTTP Headers) Describes nearly the same job, with an established audience 40k users ★ 3.3
  3. HTTP Headers Modifier Describes nearly the same job, smaller audience 9 users
  4. Header Modifier Describes nearly the same job, smaller audience 118 users
  5. http-header-modifier Describes nearly the same job, smaller audience 159 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?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

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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.