CheerpJ JNLP Runner: Run Java Web Start Applications in Chrome

CheerpJ JNLP Runner allows users to execute Java Web Start applications directly in Chrome without the need for a local Java Desktop installation. This browser extension, powered by CheerpJ technology, aims to seamlessly run JNLP files within the browser environment, eliminating the necessity of Java on the desktop.

JNLP files, XML files facilitating the execution of legacy Java Applications over networks, can be effortlessly launched using this extension. Upon installation, users can simply visit the hosting website of the JNLP file, where the extension will automatically activate. By agreeing to the license terms and selecting 'Start Application,' users can swiftly run Java applications within their browser.

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Laws concerning the use of this software vary from country to country. We do not encourage or condone the use of this program if it is in violation of these laws.
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Is CheerpJ JNLP Runner safe?

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Score result: Clean

This file passed a comprehensive security scan using VirusTotal technology. It is safe to download.

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Scan Info

Last scan
Saturday, July 12, 2025
Scan provider
VirusTotal

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CheerpJ JNLP Runner has been thoroughly scanned by our advanced security systems and verified by industry-leading partners. This file comes from the official developer and has passed all our security checks, showing no signs of viruses, malware, or spyware.