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Message Channel Tracker

ExtensionDeveloper Tools1 user
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Item media 4 (screenshot) for Message Channel Tracker
Item media 1 (screenshot) for Message Channel Tracker
Item media 1 (screenshot) for Message Channel Tracker
Item media 2 (screenshot) for Message Channel Tracker
Item media 3 (screenshot) for Message Channel Tracker
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Overview

Track and pretty-print window, MessageChannel, BroadcastChannel, and Worker messages without breaking behavior.

Observe browser message flows without breaking them. MCT neatly groups and colors logs in DevTools for: - window.postMessage and window "message" events - MessageChannel creation and MessagePort postMessage/incoming messages - BroadcastChannel postMessage/incoming messages - Worker/SharedWorker postMessage/incoming messages - ServiceWorker postMessage/incoming messages

Details

  • Version
    2.0.1
  • Updated
    September 10, 2025
  • Offered by
    vreality64
  • Size
    14.08KiB
  • Languages
    2 languages
  • Developer
    Email
    vreality64@gmail.com
  • Non-trader
    This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

The developer has disclosed that it will not collect or use your data.

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes
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