---
title: "MetaECF – Chrome extension stats, history and permissions"
description: "2 users, no ratings yet. Version 1.0.3, updated 2026-11-12. Requests 8 permissions."
url: "https://extensiontracker.com/extension/gcbminekfcgfihncdagcainadkogbflf"
---

# MetaECF

Live in the Chrome Web Store.

- Users: 2
- Rating: no ratings yet
- Last checked: 2026-11-12 05:57 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #250,052 of 292,131 live extensions
- Rank in Tools: #98,216 of 115,641

## The listing

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

Summary from the listing:

> Self-custody Ethereum wallet from the Ethereum Community Foundation, with no analytics and hardware wallet support.

- Extension ID: `gcbminekfcgfihncdagcainadkogbflf`
- Developer: [Number Group](https://extensiontracker.com/developer/u818ded2874b36fc3ae3c12070d7854d8)
- Enhanced Safe Browsing: Not trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2026-11-07
- Last updated: 2026-11-12
- Version: `1.0.3`
- Size: 8.24 MiB
- Minimum Chrome: 120
- Languages (52): Deutsch, English, Filipino, Indonesia, Kiswahili, Melayu, Nederlands, Tiếng Việt, Türkçe, català, dansk, eesti, español, español (Latinoamérica), français, hrvatski, italiano, latviešu, lietuvių, magyar, norsk, polski, português (Brasil), português (Portugal), română, slovenčina, slovenščina, suomi, svenska, čeština, Ελληνικά, български, русский, српски, українська, עברית, العربية, فارسی, मराठी, हिन्दी, বাংলা, ગુજરાતી, தமிழ், తెలుగు, ಕನ್ನಡ, മലയാളം, ไทย, አማርኛ, 中文（中国）, 中文（台灣）, 日本語, 한국어
- Website: `ethcf.org`
- Chrome Web Store: <https://chromewebstore.google.com/detail/metaecf/gcbminekfcgfihncdagcainadkogbflf>
- View its code or download CRX: <https://crxpeek.com/extension/gcbminekfcgfihncdagcainadkogbflf>
- Search Google for the ID: <https://www.google.com/search?q=%22gcbminekfcgfihncdagcainadkogbflf%22&tbs=li:1>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-12 | 2 | – | – |
| 2026-11-08 | – | – | – |

## What changed

Every change found on a check, newest first.

- 2026-11-12: New version `1.0.3`, replacing `1.0.1`.

## Developer history

Moves to another publisher account and new contact emails, newest first.

No move to another account and no new contact email since tracking began on 2026-11-08.

We know contact emails only by a keyed hash, so they're never shown. Recent changes: [Account and contact changes](https://extensiontracker.com/owners/).

## 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

### Sites where it runs scripts

- `http://*/*`: Every website
- `https://*/*`: Every website
- `https://connect.trezor.io/*/popup.html*`: connect.trezor.io

### Browser features

- `alarms`: Run tasks on a schedule
- `clipboardWrite`: Change what's in your clipboard
- `notifications`: Show notifications
- `offscreen`: Open a hidden page for background work
- `storage`: Save settings and data in your browser
- `unlimitedStorage`: Store more data than the usual limit

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked again 7 and 30 days after it was published, and again whenever a new version appears. Last checked 2026-11-12 05:57 UTC; next check around 2026-11-14.

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

## Cite this page

Extension Tracker. “MetaECF” (gcbminekfcgfihncdagcainadkogbflf). Chrome Web Store data, last checked 2026-11-12. https://extensiontracker.com/extension/gcbminekfcgfihncdagcainadkogbflf. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_gcbminekfcgfihncdagcainadkogbflf,
  title   = {MetaECF (gcbminekfcgfihncdagcainadkogbflf)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-12},
  url     = {https://extensiontracker.com/extension/gcbminekfcgfihncdagcainadkogbflf},
  urldate = {2026-11-13}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/gcbminekfcgfihncdagcainadkogbflf>. 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. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.