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Chrome extension by Liberogic Inc. · Productivity · Developer

  • Established publisher
  • Trader

A Chrome extension in Productivity · Developer with 86 users, barely installed. Audience over the last 30 days: +7.

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

What the developer says, and 3 screenshots

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

Users
86
Rating
not rated yet
Users, last 30 days
+7
Version
1.6.7
Updated in the store
2026-10-20
Published
2026-04-23
Manifest
V3
Browser access
4 permissions

How it has moved

Users
+7 since 02.10
78-90 · 16 readings
2026-10-20: released 1.6.7
  1. 2026-10-0482
  2. 2026-10-0880
  3. 2026-10-0982
  4. 2026-10-1080
  5. 2026-10-1178
  6. 2026-10-1679
  7. 2026-10-1882
  8. 2026-10-1981
  9. 2026-10-2179
  10. 2026-10-2382
  11. 2026-10-2486
  12. 2026-10-2587
  13. 2026-10-2890
  14. 2026-10-2989
  15. 2026-10-3090
  16. 2026-11-0186
Users
+16 since 01.09
66-90 · 29 readings
2026-09-08: released 1.6.22026-09-10: released 1.6.42026-09-11: released 1.6.52026-10-01: released 1.6.62026-10-20: released 1.6.7
  1. 2026-09-0170
  2. 2026-09-0369
  3. 2026-09-0568
  4. 2026-09-0766
  5. 2026-09-0871released 1.6.2
  6. 2026-09-1072released 1.6.4
  7. 2026-09-1373
  8. 2026-09-1576
  9. 2026-09-2080
  10. 2026-09-2177
  11. 2026-09-2578
  12. 2026-09-2680
  13. 2026-09-2879
  14. 2026-10-0482
  15. 2026-10-0880
  16. 2026-10-0982
  17. 2026-10-1080
  18. 2026-10-1178
  19. 2026-10-1679
  20. 2026-10-1882
  21. 2026-10-1981
  22. 2026-10-2179
  23. 2026-10-2382
  24. 2026-10-2486
  25. 2026-10-2587
  26. 2026-10-2890
  27. 2026-10-2989
  28. 2026-10-3090
  29. 2026-11-0186

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times 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 1.6.7
  2. Version 1.6.6
  3. Version 1.6.5
Show the remaining 2
  1. Version 1.6.4
  2. Version 1.6.2

What changed recently

  1. Package size changed
  2. Released version 1.6.7 (was 1.6.6)
  3. Released version 1.6.6 (was 1.6.5)
Show the remaining 6
  1. Package size changed
  2. Released version 1.6.5 (was 1.6.4)
  3. Package size changed
  4. Released version 1.6.4 (was 1.6.2)
  5. Package size changed
  6. Released version 1.6.2 (was 1.5.0)

The publisher

Liberogic Inc. publishes 4 listings we track, 282 users between them. Listed website: liberogic.jp.

  1. Area Contrast Checker - Drag to Scan WCAG & APCA Color Accessibility Liberogic Inc. · Productivity · Developer · published 2026-04-22 142 users ★ 4.7
  2. やさしい日本語 ＆ 読みやすさ診断 〜情報のバリアをなくすアクセシビリティ支援〜 Liberogic Inc. · Productivity · Tools · published 2026-06-07 41 users
  3. Area Flash Checker - WCAG Flash & Seizure Safety Testing (2.3.1 / 2.3.2) Liberogic Inc. · Productivity · Developer · published 2026-10-21 13 users

Like this one

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

  1. WICK-AG-Lens: Accessibility Inspector Describes nearly the same job, smaller audience 25 users
  2. EqualWeb – Semantic Structure Analyzer Describes nearly the same job, smaller audience 57 users
  3. LabelSeek Describes nearly the same job, smaller audience 5 users ★ 5.0
  4. Accessibility Visualizer by Webability Describes nearly the same job, smaller audience 124 users ★ 5.0
  5. Accessibility Quick Audit Describes nearly the same job, smaller audience 4 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.

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Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/epckdhhgemccfcomonlgkgabihoaaonp/badge.svg)](https://extops.dev/extensions/epckdhhgemccfcomonlgkgabihoaaonp)

HTML

<a href="https://extops.dev/extensions/epckdhhgemccfcomonlgkgabihoaaonp"><img src="https://extops.dev/extensions/epckdhhgemccfcomonlgkgabihoaaonp/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-01. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built