---
title: "Gem Guardian – Chrome extension stats, history and permissions"
description: "4 users, no ratings yet. Version 1.0.9, updated 2026-04-21. Requests 4 permissions."
url: "https://extensiontracker.com/extension/jcnbkjmbgkbifknifmffiekkbiailecl"
---

# Gem Guardian

Live in the Chrome Web Store.

- Users: 4
- Rating: no ratings yet
- Last checked: 2026-09-27 03:29 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #212,483 of 264,703 live extensions
- Rank in Tools: #81,382 of 103,498

## The listing

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

Summary from the listing:

> Educational AI Policy Enforcer for Google Gemini

- Extension ID: `jcnbkjmbgkbifknifmffiekkbiailecl`
- Developer: [雲動教育科技](https://extensiontracker.com/developer/u6da5fcd395a16cf509a60f6aeffdb78b)
- Trader status: Declared a trader under EU law
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2026-03-30
- Last updated: 2026-04-21
- Version: `1.0.9`
- Size: 418 KiB
- Minimum Chrome: 88
- Languages (3): English, 中文（台灣）, 日本語
- Website: `ydes.ai`
- Support page: `https://ydes.ai/contacts/`
- Chrome Web Store: <https://chromewebstore.google.com/detail/gem-guardian/jcnbkjmbgkbifknifmffiekkbiailecl>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fjcnbkjmbgkbifknifmffiekkbiailecl>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 4 | – | – |

## 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.

### Sites

- `*://gemini.google.com/*`: gemini.google.com
- `https://api.gemguardian.ydes.ai/*`: api.gemguardian.ydes.ai

### Sites where it runs scripts

- `*://gemini.google.com/*`: gemini.google.com

### Browser features

- `identity`: Sign you in with your Google account
- `storage`: Save settings and data in your browser

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [ClassroomGo AI Student](https://extensiontracker.com/extension/ggopndlojiiidkhpagipcjgdinefpoeb) | 60,000 | 1.43 | 28 | Communication |
| [ClasroomGo - AI Borderless (Teacher)](https://extensiontracker.com/extension/fokkbgoglgfjicalddihnfdfolnhoebb) | – | 3.67 | 3 | Communication |

All 3 extensions by [雲動教育科技](https://extensiontracker.com/developer/u6da5fcd395a16cf509a60f6aeffdb78b).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 2026-09-27 03:29 UTC; next check around 2026-10-14.

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

## Cite this page

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

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

---

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