Area Flash Checker - WCAG Flash & Seizure Safety Testing (2.3.1 / 2.3.2)

Name: Area Flash Checker - WCAG Flash & Seizure Safety Testing (2.3.1 / 2.3.2)
Author: Liberogic Inc.

Chrome extension by Liberogic Inc. · Productivity · Developer

Trader

A Chrome extension in Productivity · Developer with 13 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 1 screenshot

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

Users: 13
Rating: not rated yet
Users, last 11 days: +12
Version: 1.0.0
Updated in the store: 2026-10-26
Published: 2026-10-21
Manifest: V3
Browser access: 5 permissions

How it has moved

Last 30 daysLast 90 days

Users

+12 since 22.10

1-13 · 6 readings

2026-10-221appeared in the store
2026-10-232
2026-10-243
2026-10-2912
2026-10-3113
2026-11-0113

Users

+12 since 22.10

1-13 · 6 readings

2026-10-221appeared in the store
2026-10-232
2026-10-243
2026-10-2912
2026-10-3113
2026-11-0113

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.

Capture the contents of a tab tabCapture
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 2

Run work in a hidden page offscreen
Store data in your browser storage

The full permission history for this extension

What changed recently

2026-10-22Appeared in the store

The publisher

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

Area Contrast Checker - Drag to Scan WCAG & APCA Color Accessibility Liberogic Inc. · Productivity · Developer · published 2026-04-22 142 users ★ 4.7
A11y Navigation Auditor - WCAG Web Accessibility Structure Audit & AI Liberogic Inc. · Productivity · Developer · published 2026-04-23 86 users
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

Like this one

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

Flash Check: WCAG 2.3.1 Tester Describes nearly the same job, smaller audience 9 users
Accessibility Highlighter Describes a similar job, smaller audience 2 users
NeuroShield Describes a similar job, smaller audience 40 users ★ 5.0
pour - Accessibility Checker & WCAG Audit Describes a similar job, smaller audience 9k users
Web Accessibility Checker Describes a similar job, smaller audience 68 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.

Want this mark on your extension in our catalog?

Verify that you are its author and you can show this mark on the card, with live banners for your site and README. How verification works

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

Connect it in a minute See what the panel does

Add a badge to your README or site

The badge shows the audience and rating from our last pass over the store and links back to this page.

Markdown

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

HTML

<a href="https://extops.dev/extensions/plpikclbekblfmmjeompaggpmghninnj"><img src="https://extops.dev/extensions/plpikclbekblfmmjeompaggpmghninnj/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 2026-11-01. The store last changed these figures on 2026-10-31. We publish no contact details for extension developers.