Monitor WebSocket frames (new)

Monitor WebSocket frames (new)

Monitor WebSocket frames

  • Monitor WebSocket frames (new)
  • Monitor WebSocket frames (new)
What is Monitor WebSocket frames (new)?
Monitor WebSocket frames (new) is a Firefox add-on called WebSocketSniff that allows you to easily monitor WebSocket frames. It is an improved version with fixed issues for a better experience. Simply open the toolbar, click the WebSocketSniff tab, and restart the page to start viewing the messages. Visit the GitHub page for more details.
By: Artem
Users: 85
Rating: 4.00 (3)
Version: 0.2.0 (Last updated: 2019-10-26)
Creation date: 2019-07-01
Weekly download count: 2
Firefox on Android: No
Risk impact: High risk impact
Risk likelihood: Low risk likelihood
Manifest version: 2
  • webRequest
  • <all_urls>
  • webRequestBlocking
Size: 213.88K
Stats date:

Other platforms

Not available on Chrome
Not available on Edge
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This is version WebSocketSniff but with some fixes issues.

For sniffing:

  1. Open the toolbar(F12), click the tab WebSocketSniff
  2. Restart the page. Messages will be shown.

Github page: WebSocketSniff

User reviews
works ok
by Bogdan Pali, 2021-10-28

Tried on a page that uses "arraybuffer" / binary data. It appears to only support JSON data.
by thewp, 2020-11-18

View all user reviews
Risk impact

Monitor WebSocket frames (new) is risky to use as it requires a number of sensitive permissions that can potentially harm your browser and steal your data. Exercise caution when installing this add-on. Review carefully before installing. We recommend that you only install Monitor WebSocket frames (new) if you trust the publisher.

Risk likelihood

Monitor WebSocket frames (new) has earned a fairly good reputation and likely can be trusted.

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