postLogger icon

postLogger

Extension Actions

How to install Open in Chrome Web Store
CRX ID
aodfhblfhpcdadgcnpkfibjgjdoenoja
Description from extension meta

Extension to log postMessage()

Image from store
postLogger
Description from store

- console.info for postMessages from all_frames.
- detects the scope of sent messages.
- origins that are insecure due to being a sandbox domain or a wildcard, will be prefixed with UNSAFE.
- detects if a website does not check MessageEvent.origin
- MessageChannel API

May cause unexpected behavior so please use it in a different browser profile and disable when not wanted.

Code can be found at https://github.com/NDevTK/postLogger