Web Developer Sidekick

Please note that this extension is useful for web developers only.

Also available for Firefox

Once Web Developer Sidekick installed you have to go to configuration page (about:addons) and click Options. Now you can set the addon parameters.

The extension use YAML notations to read the parameters.

Note: Be carefull when you add credentials for production environment since any one who has access to your browser can see those credentials.

Features:

+ Displays website environment (screenshot 1)
+ Shows useful details (screenshot 2)
+ Extends popup byy adding new tabs (screenshots 3 & 4)
+ Customize addon behavior (screnshot 5)

For configuration details please check the documentation by following this link
https://github.com/lahyani/web-developer-sidekick/tree/doc/doc