CheerpJ JNLP Runner

Run Java Web Start Applications without Java

CheerpJ JNLP Runner - Run Java Web Start Apps

CheerpJ JNLP Runner is a Chrome extension that allows you to run Java Web Start applications directly in your browser without requiring a local Java installation. By utilizing JNLP files, this extension activates upon navigating to a page with a JNLP link, enabling you to execute legacy Java applications seamlessly. It operates entirely client-side, ensuring your data remains secure and private while providing a straightforward user experience.
Install from Chrome Web Store

Extension stats

Manifest V3
Users: 2,000+
Rating: 3.00
(2)
Version: 2025.2 (Last updated: 2025-02-28)
Creation date: 2024-03-12
Permissions:
  • downloads
  • storage
Size: 128.97M
Full description: See detailed description

Other platforms

Not available on Android
Not available on Firefox
Not available on Edge

User reviews

Not working.
by Madalin, 2024-11-03

by josep ignasi, 2024-11-30
View all user reviews

Extension safety

Risk impact

CheerpJ JNLP Runner requires very minimum permissions.

Risk impact analysis details
  • Medium Allows management of download operations but generally doesn't severely affect security unless misused.
  • Low ******* ****** ** *** ********* ********
Risk likelihood

We don't have sufficient data to confidently determine the risk likelihood of CheerpJ JNLP Runner. Use it at your own risk.

Risk likelihood analysis details
  • High This extension was recently updated in the past month. New updates may not be stable or safe.
  • High **** ********* *** *** **** ****** ********* ********** *** *** ** ****** ** *****
  • Medium **** ********* *** *** **** *******
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
Upgrade to see full risk analysis details

Promo images

CheerpJ JNLP Runner marquee promo image
Marquee promo image
CheerpJ JNLP Runner small promo image
Small promo image

Similar extensions

Here are some Chrome extensions that are similar to CheerpJ JNLP Runner: