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Designer Tools Legacy

Chrome extension by designer.tools.extension · Productivity · Tools

  • Trader

A Chrome extension in Productivity · Tools with 1 users, barely installed.

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
1
Rating
not rated yet
Users, last 14 days
+1
Version
4.22
Updated in the store
2026-08-31
Published
2026-08-31
Manifest
V3
Browser access
3 permissions, 2 site patterns

How it has moved

Users
+1 since 02.09
0-2 · 4 readings
2026-09-02: appeared in the store
  1. 2026-09-020appeared in the store
  2. 2026-09-071
  3. 2026-09-082
  4. 2026-09-151
Users
+1 since 02.09
0-2 · 4 readings
2026-09-02: appeared in the store
  1. 2026-09-020appeared in the store
  2. 2026-09-071
  3. 2026-09-082
  4. 2026-09-151

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.

  • Run its own code on the pages it can access scripting
  • See when you navigate between pages webNavigation
  • Store data in your browser storage

The full permission history for this extension

What changed recently

  1. Appeared in the store

The publisher

designer.tools.extension publishes 2 listings we track, 100k users between them.

  1. Designer Tools designer.tools.extension · Productivity · Developer · published 2018-03-21 100k users ★ 4.6

Like this one

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

  1. Frontend Companion Describes nearly the same job, smaller audience 5 users
  2. Mesurer - Inspect, annotate, and give feedback on any live interface Describes nearly the same job, smaller audience 4k users ★ 5.0
  3. Grid Tool — Ruler & Guides Describes nearly the same job, smaller audience 14 users
  4. Argus Inspector Describes nearly the same job, smaller audience 20 users ★ 5.0
  5. UI Spector Describes nearly the same job, smaller audience 43 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.

See what the panel does

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.