---
title: "Colab Themes – Chrome extension stats, history and permissions"
description: "3,000 users, rated 4.38 by 16 people. Version 1.1.0, updated 2022-06-15. Requests 3 permissions."
url: "https://extensiontracker.com/extension/hledcfghfgmmjpnfkklcifpcdogjlgig"
---

# Colab Themes

Live in the Chrome Web Store.

- Users: 3,000
- Rating: 4.38 from 16 ratings
- Last checked: 2026-09-27 02:34 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #12,549 of 264,703 live extensions
- Rank in Developer Tools: #1,107 of 27,615

## The listing

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

Summary from the listing:

> Changes the appearance of Google Colab!

- Extension ID: `hledcfghfgmmjpnfkklcifpcdogjlgig`
- Developer: [dannycol](https://extensiontracker.com/developer/u95ef279f33fc3a5582d264268a8a8cbb)
- Category: [Productivity › Developer Tools](https://extensiontracker.com/category/productivity/developer)
- First published: 2022-04-29
- Last updated: 2022-06-15
- Version: `1.1.0`
- Size: 146 KiB
- Minimum Chrome: 88
- Languages (1): English (United States)
- Chrome Web Store: <https://chromewebstore.google.com/detail/colab-themes/hledcfghfgmmjpnfkklcifpcdogjlgig>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fhledcfghfgmmjpnfkklcifpcdogjlgig>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 3,000 | 4.38 | 16 |

## 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

- `https://colab.research.google.com/*`: colab.research.google.com

### Sites where it runs scripts

- `*://*.googleusercontent.com/*`: googleusercontent.com and its subdomains
- `https://colab.research.google.com/*`: colab.research.google.com

### Browser features

- `scripting`: Run scripts on sites it can reach
- `storage`: Save settings and data in your browser

## 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 2026-09-27 02:34 UTC; next check around 2026-09-28.

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

## Cite this page

Extension Tracker. “Colab Themes” (hledcfghfgmmjpnfkklcifpcdogjlgig). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/hledcfghfgmmjpnfkklcifpcdogjlgig. Accessed 2026-09-28.

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

---

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