---
title: "PubPeer – Chrome extension stats, history and permissions"
description: "40,000 users, rated 3.76 by 38 people. Version 1.7.1, updated 2024-11-29. Requests 5 permissions."
url: "https://extensiontracker.com/extension/fmcdfigcdfkdghdklblbbpacikcchbbh"
---

# PubPeer

Live in the Chrome Web Store.

- Users: 40,000
- Rating: 3.76 from 38 ratings
- Last checked: 2026-11-06 14:07 UTC
- Users gained in 7 days: No change
- Users gained in 30 days: No change (+0.0%)
- Rank by users: #2,796 of 292,131 live extensions
- Rank in Tools: #587 of 115,641

## The listing

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

Summary from the listing:

> Show links to existing PubPeer comments

- Extension ID: `fmcdfigcdfkdghdklblbbpacikcchbbh`
- Developer: [The PubPeer Foundation](https://extensiontracker.com/developer/u12eed93b4f3e1f0413ed4b431775b5f2)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2013-08-01
- Last updated: 2024-11-29
- Version: `1.7.1`
- Size: 44.72 KiB
- Minimum Chrome: 121
- Languages (1): English
- Website: `http://pubpeer.com/`
- Chrome Web Store: <https://chromewebstore.google.com/detail/pubpeer/fmcdfigcdfkdghdklblbbpacikcchbbh>
- View its code or download CRX: <https://crxpeek.com/extension/fmcdfigcdfkdghdklblbbpacikcchbbh>
- Search Google for the ID: <https://www.google.com/search?q=%22fmcdfigcdfkdghdklblbbpacikcchbbh%22&tbs=li:1>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-06 | 40,000 | 3.76 | 38 |
| 2026-10-30 | 40,000 | 3.76 | 38 |
| 2026-10-23 | 40,000 | 3.76 | 38 |
| 2026-10-16 | 40,000 | 3.73 | 37 |
| 2026-10-09 | 40,000 | 3.73 | 37 |
| 2026-10-02 | 40,000 | 3.73 | 37 |
| 2026-09-27 | 40,000 | 3.73 | 37 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-27.

## 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.

**Every website:** it can read and change your data on all the sites you visit.

### Sites

- `http://*/*`: Every website
- `https://*/*`: Every website

### Browser features

- `scripting`: Run scripts on sites it can reach
- `storage`: Save settings and data in your browser
- `webNavigation`: Follow your browsing, page by page

## 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 2026-11-06 14:07 UTC; next check around 2026-11-13.

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

## Cite this page

Extension Tracker. “PubPeer” (fmcdfigcdfkdghdklblbbpacikcchbbh). Chrome Web Store data, last checked 2026-11-06. https://extensiontracker.com/extension/fmcdfigcdfkdghdklblbbpacikcchbbh. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_fmcdfigcdfkdghdklblbbpacikcchbbh,
  title   = {PubPeer (fmcdfigcdfkdghdklblbbpacikcchbbh)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-06},
  url     = {https://extensiontracker.com/extension/fmcdfigcdfkdghdklblbbpacikcchbbh},
  urldate = {2026-11-13}
}
```

---

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