---
title: "pencil.nu – Chrome extension stats, history and permissions"
description: "2,000 users, rated 5.00 by 5 people. Version 1.0.1, updated 2026-11-11. Requests 12 permissions."
url: "https://extensiontracker.com/extension/klgfglapoogiaggfghlbcbfjhhgebahf"
---

# pencil.nu

Live in the Chrome Web Store.

- Users: 2,000
- Rating: 5.00 from 5 ratings
- Last checked: 2026-11-12 05:48 UTC
- Users gained in 7 days: No change
- Users gained in 30 days: No change (+0.0%)
- Rank by users: #14,552 of 292,131 live extensions
- Rank in Education: #438 of 12,901

## The listing

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

Summary from the listing:

> Sharpens Paper.nu and CAESAR with inline CTECs, seat counts, and faster term navigation.

- Extension ID: `klgfglapoogiaggfghlbcbfjhhgebahf`
- Developer: Not named in the listing
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Education](https://extensiontracker.com/category/productivity/education)
- First published: 2026-02-27
- Last updated: 2026-11-11
- Version: `1.0.1`
- Size: 1.34 MiB
- Minimum Chrome: 88
- Languages (1): English (United States)
- Chrome Web Store: <https://chromewebstore.google.com/detail/pencilnu/klgfglapoogiaggfghlbcbfjhhgebahf>
- View its code or download CRX: <https://crxpeek.com/extension/klgfglapoogiaggfghlbcbfjhhgebahf>
- Search Google for the ID: <https://www.google.com/search?q=%22klgfglapoogiaggfghlbcbfjhhgebahf%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 | 2,000 | 5.00 | 5 |
| 2026-11-11 | 2,000 | 5.00 | 5 |
| 2026-11-07 | 2,000 | 5.00 | 5 |
| 2026-11-05 | 2,000 | 5.00 | 5 |
| 2026-10-29 | 2,000 | 5.00 | 5 |
| 2026-10-23 | 2,000 | 5.00 | 5 |
| 2026-10-17 | 2,000 | 5.00 | 5 |
| 2026-10-09 | 2,000 | 5.00 | 5 |
| 2026-10-02 | 2,000 | 5.00 | 5 |
| 2026-09-27 | 2,000 | 5.00 | 5 |

## What changed

Every change found on a check, newest first.

- 2026-11-12: New version `1.0.1`, replacing `0.9.17`.
- 2026-11-11: New version `0.9.17`, replacing `0.9.14`.
- 2026-11-07: New version `0.9.14`, replacing `0.9.7`.

## 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 2026-09-27.

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.

### Sites

- `https://api-legacy.dilanxd.com/*`: api-legacy.dilanxd.com
- `https://caesar.ent.northwestern.edu/*`: caesar.ent.northwestern.edu
- `https://cdn.dil.sh/*`: cdn.dil.sh
- `https://fed.it.northwestern.edu/*`: fed.it.northwestern.edu
- `https://my-northwestern-auth.bluera.com/*`: my-northwestern-auth.bluera.com
- `https://my-northwestern-bc.bluera.com/*`: my-northwestern-bc.bluera.com
- `https://my-northwestern.bluera.com/*`: my-northwestern.bluera.com
- `https://northwestern.bluera.com/*`: northwestern.bluera.com
- `https://prd-nusso.it.northwestern.edu/*`: prd-nusso.it.northwestern.edu
- `https://www.paper.nu/*`: www.paper.nu

### Sites where it runs scripts

- `https://caesar.ent.northwestern.edu/*`: caesar.ent.northwestern.edu
- `https://www.paper.nu/*`: www.paper.nu

### Browser features

- `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 every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 2026-11-12 05:48 UTC; next check around 2026-11-18.

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

## Cite this page

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

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

---

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