---
title: "Code Self Study – Chrome extension stats, history and permissions"
description: "16 users, rated 5.00 by 1 person. Version 0.11.2, updated 2026-07-11. Requests 2 permissions."
url: "https://extensiontracker.com/extension/mejalgpjkfdfpemlljeomjdefolbikch"
---

# Code Self Study

Live in the Chrome Web Store.

- Users: 16
- Rating: 5.00 from 1 rating
- Last checked: 2026-09-27 05:28 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #128,388 of 264,703 live extensions
- Rank in Developer Tools: #13,003 of 27,615

## The listing

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

Summary from the listing:

> A browser extension for Code Self Study (codeselfstudy.com)

- Extension ID: `mejalgpjkfdfpemlljeomjdefolbikch`
- Developer: [j127](https://extensiontracker.com/developer/u404acfb25df894fc3ef518c49ab6b4e1)
- Category: [Productivity › Developer Tools](https://extensiontracker.com/category/productivity/developer)
- First published: 2016-02-03
- Last updated: 2026-07-11
- Version: `0.11.2`
- Size: 122 KiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `codeselfstudy.com`
- Support page: `https://github.com/codeselfstudy/codeselfstudy_browser_extension`
- Chrome Web Store: <https://chromewebstore.google.com/detail/code-self-study/mejalgpjkfdfpemlljeomjdefolbikch>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fmejalgpjkfdfpemlljeomjdefolbikch>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 16 | 5.00 | 1 |

## 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.

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `scripting`: Run scripts on sites it can reach

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [YouTube Shorts Normal Player](https://extensiontracker.com/extension/ojdpihjfiedojdckbmipjgoehcemgbio) | 1,000 | 4.62 | 13 | Tools |
| [Auto-Delete Cookies for Privacy](https://extensiontracker.com/extension/ghnodpmkiilfdelcloblidoeecblgbfp) | 75 | 5.00 | 1 | Privacy & Security |

All 3 extensions by [j127](https://extensiontracker.com/developer/u404acfb25df894fc3ef518c49ab6b4e1).

## 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 05:28 UTC; next check around 2026-10-21.

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

## Cite this page

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

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

---

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