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CSS Inspector & Live Web Design Editor – Vislum

Chrome extension by Studio66 · Productivity · Developer

  • Trader

A Chrome extension in Productivity · Developer with 6 users, barely installed.

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
6
Rating
5.0 (1 ratings)
Users, last 16 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
1.2.0
Updated in the store
2026-09-11
Published
2026-07-11
Manifest
V3
Browser access
4 permissions

How it has moved

Users
unchanged since 31.08
5-7 · 7 readings
2026-09-12: released 1.2.0
  1. 2026-08-316
  2. 2026-09-037
  3. 2026-09-056
  4. 2026-09-076
  5. 2026-09-087
  6. 2026-09-095
  7. 2026-09-156
Rating
unchanged since 31.08
reviewsrating 5.00 · 7 readings
2026-09-12: released 1.2.0
  1. 2026-08-31reviews1rating5.00
  2. 2026-09-03reviews1rating5.00
  3. 2026-09-05reviews1rating5.00
  4. 2026-09-07reviews1rating5.00
  5. 2026-09-08reviews1rating5.00
  6. 2026-09-09reviews1rating5.00
  7. 2026-09-15reviews1rating5.00
Users
unchanged since 31.08
5-7 · 7 readings
2026-09-12: released 1.2.0
  1. 2026-08-316
  2. 2026-09-037
  3. 2026-09-056
  4. 2026-09-076
  5. 2026-09-087
  6. 2026-09-095
  7. 2026-09-156
Rating
unchanged since 31.08
reviewsrating 5.00 · 7 readings
2026-09-12: released 1.2.0
  1. 2026-08-31reviews1rating5.00
  2. 2026-09-03reviews1rating5.00
  3. 2026-09-05reviews1rating5.00
  4. 2026-09-07reviews1rating5.00
  5. 2026-09-08reviews1rating5.00
  6. 2026-09-09reviews1rating5.00
  7. 2026-09-15reviews1rating5.00

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.

  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
  • Open a panel beside the page sidePanel
Show the remaining 1
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 1.2.0

What changed recently

  1. Package size changed
  2. Store description rewritten (120 → 123 characters)
  3. Renamed from "Vislum - Visual design inspector" to "CSS Inspector & Live Web Design Editor – Vislum"
Show the remaining 1
  1. Released version 1.2.0 (was 1.1.0)

The publisher

Studio66.

Like this one

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

  1. Inspectly Describes nearly the same job, smaller audience 5 users ★ 5.0
  2. Design X-Ray — CSS Inspector, Spacing Ruler & Color Picker Describes nearly the same job, smaller audience 12 users
  3. CSS Peeper Describes nearly the same job, with a large installed audience 400k users ★ 4.1
  4. InspectKit — Live CSS Editor Describes nearly the same job, smaller audience 15 users
  5. Live CSS & Layout Inspector Describes nearly the same job, smaller audience 2 users (last published figure)

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.