---
title: "CheerpJ JNLP Runner – Chrome extension stats, history and permissions"
description: "6,000 users, rated 3.00 by 8 people. Version 2026.9, updated 2026-09-09. Requests 2 permissions."
url: "https://extensiontracker.com/extension/achnhggjjhnadfapkmgallnbmemdojdi"
---

# CheerpJ JNLP Runner

Live in the Chrome Web Store.

- Users: 6,000
- Rating: 3.00 from 8 ratings
- Last checked: 2026-09-26 21:35 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #9,477 of 264,704 live extensions
- Rank in Tools: #2,248 of 103,503

## The listing

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

Summary from the listing:

> Run Java Web Start Applications without Java

- Extension ID: `achnhggjjhnadfapkmgallnbmemdojdi`
- Developer: [Leaning Technologies Ltd](https://extensiontracker.com/developer/u314103a5c3239d0b07aed1580fb34f7c)
- Trader status: Declared a trader under EU law
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2024-02-29
- Last updated: 2026-09-09
- Version: `2026.9`
- Size: 121 MiB
- Minimum Chrome: 88
- Languages (1): English
- Support page: `https://github.com/leaningtech/cheerpj-jnlprunner/`
- Chrome Web Store: <https://chromewebstore.google.com/detail/cheerpj-jnlp-runner/achnhggjjhnadfapkmgallnbmemdojdi>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fachnhggjjhnadfapkmgallnbmemdojdi>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-26 | 6,000 | 3.00 | 8 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-26.

## What it can access

From the extension's manifest, in plain language.

### Browser features

- `downloads`: Manage your downloads
- `storage`: Save settings and data in your browser

### Asked for later, if you agree

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

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [CheerpJ Applet Runner](https://extensiontracker.com/extension/bbmolahhldcbngedljfadjlognfaaein) | 100,000 | 4.54 | 285 | Workflow & Planning |
| [CheerpX Games Runner Beta](https://extensiontracker.com/extension/kpjhccfibjgklihcmaddjecaenppaahg) | 202 | – | – | Games |

All 3 extensions by [Leaning Technologies Ltd](https://extensiontracker.com/developer/u314103a5c3239d0b07aed1580fb34f7c).

## 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 2026-09-26 21:35 UTC; next check around 2026-10-01.

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

## Cite this page

Extension Tracker. “CheerpJ JNLP Runner” (achnhggjjhnadfapkmgallnbmemdojdi). Chrome Web Store data, last checked 2026-09-26. https://extensiontracker.com/extension/achnhggjjhnadfapkmgallnbmemdojdi. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_achnhggjjhnadfapkmgallnbmemdojdi,
  title   = {CheerpJ JNLP Runner (achnhggjjhnadfapkmgallnbmemdojdi)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-26},
  url     = {https://extensiontracker.com/extension/achnhggjjhnadfapkmgallnbmemdojdi},
  urldate = {2026-09-28}
}
```

---

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