A Chrome extension that allows you to observe the flow of postMessage messages on the side panel.
Chrome PostMessage Observer provides a convenient side panel to view postMessages for the current page. This extension offers a user-friendly UI that simplifies the debugging and observation of message flows between iframes and the top window. Easily intercept and analyze postMessage messages, view their payload, source, and target details, and efficiently troubleshoot communication issues within web applications.
Contributions are welcome to the GitHub project, which can be found here: https://github.com/yishiashia/chrome-postmessage-observer
