---
title: "View CSS – Chrome extension stats, history and permissions"
description: "1,000 users, rated 4.67 by 3 people. Version 1.0, updated 2024-09-09. Requests 2 permissions."
url: "https://extensiontracker.com/extension/onlmbgemedcfbohodjgdgbbhkcbdjikf"
---

# View CSS

Live in the Chrome Web Store.

- Users: 1,000
- Rating: 4.67 from 3 ratings
- Last checked: 2026-11-10 00:56 UTC
- Users gained in 7 days: No change
- Users gained in 30 days: No change (+0.0%)
- Rank by users: #17,862 of 292,125 live extensions
- Rank in Developer Tools: #1,553 of 30,444

## The listing

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

Summary from the listing:

> A Chrome extension to view the CSS of any website.

- Extension ID: `onlmbgemedcfbohodjgdgbbhkcbdjikf`
- Developer: [Josh Allman](https://extensiontracker.com/developer/uc4062ec59124fc3e9b4a7d632368f095)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Developer Tools](https://extensiontracker.com/category/productivity/developer)
- First published: 2024-09-09
- Last updated: 2024-09-09
- Version: `1.0`
- Size: 5.89 KiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `https://csstools.org/`
- Support page: `https://csstools.org/contact-us.html`
- Chrome Web Store: <https://chromewebstore.google.com/detail/view-css/onlmbgemedcfbohodjgdgbbhkcbdjikf>
- View its code or download CRX: <https://crxpeek.com/extension/onlmbgemedcfbohodjgdgbbhkcbdjikf>
- Search Google for the ID: <https://www.google.com/search?q=%22onlmbgemedcfbohodjgdgbbhkcbdjikf%22&tbs=li:1>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-10 | 1,000 | 4.67 | 3 |
| 2026-11-03 | 1,000 | 4.67 | 3 |
| 2026-10-27 | 1,000 | 4.67 | 3 |
| 2026-10-20 | 1,000 | 4.67 | 3 |
| 2026-10-13 | 1,000 | 4.67 | 3 |
| 2026-10-06 | 1,000 | 4.67 | 3 |
| 2026-09-28 | 1,000 | 4.67 | 3 |
| 2026-09-27 | 1,000 | 4.67 | 3 |

## 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.

### 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 |
| --- | ---: | ---: | ---: | --- |
| [Arabic Keyboard](https://extensiontracker.com/extension/gcgcdmjldohjlnalcfphikgdbflpkemc) | 980 | 5.00 | 2 | Communication |
| [Heading Extractor](https://extensiontracker.com/extension/dmghcobaamhdfjdpiomncmcdjmhhnile) | 592 | 3.00 | 2 | Developer Tools |
| [Save Image As PNG](https://extensiontracker.com/extension/lnchllndlgeaepadiidnmhnemlkffjpo) | 75 | – | – | Workflow & Planning |
| [Block Yourself from Analytics](https://extensiontracker.com/extension/bkigppeclejiapcgmhaejolnkfkjefgm) | 54 | – | – | Developer Tools |
| [Extension Manager](https://extensiontracker.com/extension/inghjfkejigdceanfokpekkmmnfhjbjc) | 50 | – | – | Tools |
| [Custom Cursor for Chrome](https://extensiontracker.com/extension/kkhdfhenbdlgndmpkkimklpmgiihjmfb) | 43 | – | – | Just for Fun |
| [Country Code](https://extensiontracker.com/extension/bkhendidheflelgpogcfneoaahamajal) | 39 | – | – | Travel |
| [LinkedIn Formatter](https://extensiontracker.com/extension/lfjjnfalkjdbbbdhjeabfhioimccbcnp) | 28 | 5.00 | 2 | Workflow & Planning |
| [Color Picker - Eyedropper Tool](https://extensiontracker.com/extension/ideogkejhjidghifkhmjopbdlgpmpbgc) | 13 | – | – | Developer Tools |
| [Website SEO Checker](https://extensiontracker.com/extension/jfhjbellbcogljkhajiaacciibfmhfgb) | 13 | – | – | Tools |

All 18 extensions by [Josh Allman](https://extensiontracker.com/developer/uc4062ec59124fc3e9b4a7d632368f095).

## 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 2026-11-10 00:56 UTC; next check around 2026-11-16.

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

## Cite this page

Extension Tracker. “View CSS” (onlmbgemedcfbohodjgdgbbhkcbdjikf). Chrome Web Store data, last checked 2026-11-10. https://extensiontracker.com/extension/onlmbgemedcfbohodjgdgbbhkcbdjikf. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_onlmbgemedcfbohodjgdgbbhkcbdjikf,
  title   = {View CSS (onlmbgemedcfbohodjgdgbbhkcbdjikf)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-10},
  url     = {https://extensiontracker.com/extension/onlmbgemedcfbohodjgdgbbhkcbdjikf},
  urldate = {2026-11-13}
}
```

---

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