---
title: "Bookmarks Checker - Duplicate and Dead Links – Chrome extension stats, history and permissions"
description: "1,000 users, rated 4.25 by 8 people. Version 2.1.0, updated 2025-10-21. Requests 4 permissions."
url: "https://extensiontracker.com/extension/ngmjbgmjeodmglefjehdpdbamanidipp"
---

# Bookmarks Checker - Duplicate and Dead Links

Live in the Chrome Web Store.

- Users: 1,000
- Rating: 4.25 from 8 ratings
- Last checked: 2026-09-27 06:12 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #17,733 of 264,703 live extensions
- Rank in Tools: #4,498 of 103,498

## The listing

What the Chrome Web Store shows, as of the last check.

Summary from the listing:

> Check your bookmarks for duplicates or dead links.

- Extension ID: `ngmjbgmjeodmglefjehdpdbamanidipp`
- Developer: [kss](https://extensiontracker.com/developer/u97aa32bc34bfa8f8efa532f14a4c23b6)
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2024-09-10
- Last updated: 2025-10-21
- Version: `2.1.0`
- Size: 287 KiB
- Minimum Chrome: 88
- Languages (2): English, 中文（中国）
- Website: `https://bookmarks-checker-home.pages.dev/`
- Chrome Web Store: <https://chromewebstore.google.com/detail/%E4%B9%A6%E7%AD%BE%E6%A3%80%E6%9F%A5%E5%99%A8-%E9%87%8D%E5%A4%8D%E5%92%8C%E5%A4%B1%E6%95%88%E9%93%BE%E6%8E%A5/ngmjbgmjeodmglefjehdpdbamanidipp>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fngmjbgmjeodmglefjehdpdbamanidipp>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 1,000 | 4.25 | 8 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-27.

## What it can access

From the extension's manifest, in plain language.

**Every website:** it can read and change your data on all the sites you visit.

### Sites

- `http://*/*`: Every website
- `https://*/*`: Every website

### Browser features

- `bookmarks`: Read and change your bookmarks
- `storage`: Save settings and data in your browser

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 2026-09-27 06:12 UTC; next check around 2026-09-30.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “Bookmarks Checker - Duplicate and Dead Links” (ngmjbgmjeodmglefjehdpdbamanidipp). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/ngmjbgmjeodmglefjehdpdbamanidipp. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_ngmjbgmjeodmglefjehdpdbamanidipp,
  title   = {Bookmarks Checker - Duplicate and Dead Links (ngmjbgmjeodmglefjehdpdbamanidipp)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/ngmjbgmjeodmglefjehdpdbamanidipp},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/ngmjbgmjeodmglefjehdpdbamanidipp>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Extension, developer and list pages come as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.