---
title: "CAVIN BYOD 304026 – Chrome extension stats, history and permissions"
description: "165 users, no ratings yet. Version 0.1.10, updated 2025-05-26. Requests 7 permissions."
url: "https://extensiontracker.com/extension/gmngkipfgjknonnlioabehllchgdimik"
---

# CAVIN BYOD 304026

Live in the Chrome Web Store.

- Users: 165
- Rating: no ratings yet
- Last checked: 2026-09-27 01:58 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #54,125 of 264,703 live extensions
- Rank in Tools: #16,210 of 103,498

## The listing

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

Summary from the listing:

> 授業支援システム

- Extension ID: `gmngkipfgjknonnlioabehllchgdimik`
- Developer: [Nichibei Denshi Co.Ltd.](https://extensiontracker.com/developer/u65e39be063a9161e1e2098aa311359da)
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2024-06-21
- Last updated: 2025-05-26
- Version: `0.1.10`
- Size: 2.1 MiB
- Minimum Chrome: 88
- Languages (1): 日本語
- Privacy policy: `https://www.nbdenshi.co.jp/privacy.html`
- Chrome Web Store: <https://chromewebstore.google.com/detail/cavin-byod-304026/gmngkipfgjknonnlioabehllchgdimik>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fgmngkipfgjknonnlioabehllchgdimik>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 165 | – | – |

## 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

- `http://160.251.204.62:3004/`: 160.251.204.62:3004
- `http://160.251.204.62:443/`: 160.251.204.62:443
- `http://160.251.204.62:80/`: 160.251.204.62:80

### Browser features

- `notifications`: Show notifications
- `storage`: Save settings and data in your browser
- `tabs`: Read the addresses and titles of your tabs
- `webNavigation`: Follow your browsing, page by page

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [eWatcher BYOD 304034](https://extensiontracker.com/extension/foapbfmhfmgieooliaibhbnimknmncek) | 22 | – | – | Tools |
| [eWatcher BYOD 305044](https://extensiontracker.com/extension/aikodenbmjliemfckfnpfchjjlinfbga) | 16 | – | – | Tools |

All 3 extensions by [Nichibei Denshi Co.Ltd.](https://extensiontracker.com/developer/u65e39be063a9161e1e2098aa311359da).

## 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 01:58 UTC; next check around 2026-10-08.

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

## Cite this page

Extension Tracker. “CAVIN BYOD 304026” (gmngkipfgjknonnlioabehllchgdimik). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/gmngkipfgjknonnlioabehllchgdimik. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_gmngkipfgjknonnlioabehllchgdimik,
  title   = {CAVIN BYOD 304026 (gmngkipfgjknonnlioabehllchgdimik)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/gmngkipfgjknonnlioabehllchgdimik},
  urldate = {2026-09-28}
}
```

---

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