More info here https://github.com/xripcsu/rxjs-watcher
You can Follow the below Step By Step procedure to install the RxJs watcher Chrome Extension to your Chrome Web browser.
It is the RxJs watcher Chrome extension download link you can download and install Chrome Browser.
RxJS DevTools extension for debugging streams
GraphQL debugging tools for Apollo Client.
Angular DevTools extends Chrome DevTools adding Angular specific debugging and profiling capabilities.
Angular context inspector
Add shortcuts to easily debug your Angular application.
Check how many watchers are active in an angular app
Helps you debug Angular component state. Supports Angular 1/2+/Ivy!
Helps in debugging Angular(1.x/4+/Ivy) applications. Extends the elements panel in devtools to display component properties.