---
title: "XSLT Polyfill – Chrome extension stats, history and permissions"
description: "100,000 users, rated 4.08 by 12 people. Version 1.0.28, updated 2026-11-10. Requests 0 permissions."
url: "https://extensiontracker.com/extension/hlahhpnhgficldhfioiafojgdhcppklm"
---

# XSLT Polyfill

Live in the Chrome Web Store.

- Users: 100,000
- Rating: 4.08 from 12 ratings
- Last checked: 2026-11-11 05:44 UTC
- Users gained in 7 days: No change
- Users gained in 30 days: +10,000 (+11.1%)
- Rank by users: #1,054 of 292,131 live extensions
- Rank in Functionality & UI: #25 of 11,702

## The listing

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

Summary from the listing:

> Applies an XSLT polyfill to all XML documents.

- Extension ID: `hlahhpnhgficldhfioiafojgdhcppklm`
- Developer: Not named in the listing
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Make Chrome Yours › Functionality & UI](https://extensiontracker.com/category/make_chrome_yours/functionality)
- First published: 2025-08-13
- Last updated: 2026-11-10
- Version: `1.0.28`
- Size: 516 KiB
- Minimum Chrome: 88
- Languages (1): English (United States)
- Chrome Web Store: <https://chromewebstore.google.com/detail/xslt-polyfill/hlahhpnhgficldhfioiafojgdhcppklm>
- View its code or download CRX: <https://crxpeek.com/extension/hlahhpnhgficldhfioiafojgdhcppklm>
- Search Google for the ID: <https://www.google.com/search?q=%22hlahhpnhgficldhfioiafojgdhcppklm%22&tbs=li:1>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-11 | 100,000 | 4.08 | 12 |
| 2026-11-08 | 100,000 | 4.27 | 11 |
| 2026-11-05 | 100,000 | 4.27 | 11 |
| 2026-10-29 | 100,000 | 4.27 | 11 |
| 2026-10-28 | 100,000 | 4.27 | 11 |
| 2026-10-21 | 100,000 | 4.20 | 10 |
| 2026-10-18 | 100,000 | 4.20 | 10 |
| 2026-10-10 | 90,000 | 4.20 | 10 |
| 2026-10-03 | 6,000 | 4.50 | 8 |
| 2026-09-30 | 6,000 | 4.50 | 8 |
| 2026-09-27 | 5,000 | 4.43 | 7 |

## What changed

Every change found on a check, newest first.

- 2026-11-11: New version `1.0.28`, replacing `1.0.27`.
- 2026-11-08: New version `1.0.27`, replacing `1.0.26`.
- 2026-10-29: New version `1.0.26`, replacing `1.0.25`.
- 2026-10-21: New version `1.0.25`, replacing `1.0.24`.
- 2026-10-03: New version `1.0.24`, replacing `1.0.23`.
- 2026-09-30: New version `1.0.23`, replacing `1.0.22`.

## 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 where it runs scripts

- `<all_urls>`: Every website

## 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 2026-11-11 05:44 UTC; next check around 2026-11-18.

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

## Cite this page

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

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

---

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