---
title: "OptMeowt – Chrome extension stats, history and permissions"
description: "5,000 users, rated 4.00 by 7 people. Version 6.3.0, updated 2026-08-19. Requests 8 permissions."
url: "https://extensiontracker.com/extension/hdbnkdbhglahihjdbodmfefogcjbpgbo"
---

# OptMeowt

Live in the Chrome Web Store.

- Users: 5,000
- Rating: 4.00 from 7 ratings
- Last checked: 2026-09-27 02:14 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #10,298 of 264,702 live extensions
- Rank in Privacy & Security: #293 of 5,293

## The listing

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

Summary from the listing:

> OptMeowt allows Web users to make use of their rights to opt out from the sale and sharing of personal data

- Extension ID: `hdbnkdbhglahihjdbodmfefogcjbpgbo`
- Developer: [privacy-tech-lab](https://extensiontracker.com/developer/uaf733343cec371e3833b981ea044c5e4)
- Category: [Make Chrome Yours › Privacy & Security](https://extensiontracker.com/category/make_chrome_yours/privacy)
- First published: 2020-10-06
- Last updated: 2026-08-19
- Version: `6.3.0`
- Size: 3.73 MiB
- Minimum Chrome: 88
- Languages (1): English (United States)
- Website: `privacytechlab.org`
- Support page: `https://github.com/privacy-tech-lab/gpc-optmeowt`
- Chrome Web Store: <https://chromewebstore.google.com/detail/optmeowt/hdbnkdbhglahihjdbodmfefogcjbpgbo>
- View the code or download the CRX, in CRX Peek: <https://crxpeek.com/?id=hdbnkdbhglahihjdbodmfefogcjbpgbo>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 5,000 | 4.00 | 7 |

## 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

- `<all_urls>`: Every website

### Sites where it runs scripts

- `<all_urls>`: Every website

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `declarativeNetRequest`: Block or change network requests, using rules
- `scripting`: Run scripts on sites it can reach
- `storage`: Save settings and data in your browser
- `tabs`: Read the addresses and titles of your tabs
- `webNavigation`: Follow your browsing, page by page
- `webRequest`: Watch network requests on the sites it can reach

## 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 02:14 UTC; next check around 2026-10-02.

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

## Cite this page

Extension Tracker. “OptMeowt” (hdbnkdbhglahihjdbodmfefogcjbpgbo). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/hdbnkdbhglahihjdbodmfefogcjbpgbo. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_hdbnkdbhglahihjdbodmfefogcjbpgbo,
  title   = {OptMeowt (hdbnkdbhglahihjdbodmfefogcjbpgbo)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/hdbnkdbhglahihjdbodmfefogcjbpgbo},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/hdbnkdbhglahihjdbodmfefogcjbpgbo>. 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`.