Efficient PostMessage Monitoring Tool

PostMessage Listener is a free Chrome add-on designed for developers and users who need to monitor postMessages within their web applications. This tool provides a straightforward logging mechanism that displays post messages directly in the console, making it easier to debug and analyze communication between different window contexts or iframes. Its open-source nature encourages community contributions, ensuring continuous improvement and feature enhancements.

The extension is user-friendly and integrates seamlessly with the Chrome browser, making it a valuable addition to any web developer's toolkit. By utilizing PostMessage Listener, users can efficiently trace messages, which is crucial for debugging complex web applications. With its focus on simplicity and functionality, this tool is an excellent resource for anyone needing to track post messages in real-time.

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App specs

  • License

    Free

  • Version

    1.0

  • Latest update

  • Platform

    chrome

  • Language

    English

  • Developer

Program available in other languages



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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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100/100

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
Thursday, October 16, 2025
Scan provider
VirusTotal

Softonic security commitment

PostMessage Listener 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.