# Duplicate Content Checker

> Detects and suggests fixes for duplicate content issues on websites.

Canonical page: [https://chrome-stats.com/d/duplicate-content-checker](https://chrome-stats.com/d/duplicate-content-checker)

## Overview

- **ID:** `duplicate-content-checker`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Stephen Carlson
- **Category:** other
- **Version:** 1.1
- **Last updated:** 2025-03-19
- **First published:** 2025-03-19
- **Size:** 13 KB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/duplicate-content-checker/)
- **Website:** [https://789p.monster/](https://789p.monster/)

## Description

Detects and suggests fixes for duplicate content issues on websites.

## Rankings

- #139,089 — Overall

## Permissions and access

### Permissions

- `activeTab`
- `storage`
- `notifications`
- `tabs`
- `contextMenus`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/duplicate-content-checker)