Extension Auto-Installer is a helper for Firefox/SeaMonkey/Thunderbird extension developers: it allows automatically adding or updating browser extensions, e.g. via command line tools. This makes testing your changes easier.
Adds a new page that shows add-on memory usage
Copy your profile to the sdcard for easy debugging.
Prevent boring messages like "disable your ad-blocker and refresh page to continue"
Lets you Bypass Quora Login.
A Quora Blog shared this trick/hack so that knowledge can be shared without restriction. If you are logged in, it won't do anything.
But say you are not logged in (or using private window), then this comes handy.
Pretty-prints JSON content in the browser for easy, unobtrusive viewing.
Disable Youtube's annotations.
Expand your Yahoo Mail inbox. Set Yahoo as your default search and enjoy a wider view.
Wider mail experience works only with Yahoo as the default search engine.
This addon allows you to skip automatically advertising adf.ly.
Basically when the page loads the site adf.ly with various advertisements, the add-on does go directly to the site you want, but waiting a few seconds.
It is compatible with Android.
Adds an error console in the browser
enlarging the navigation links on the pages
Open Play Store, Youtube and other links in their Android native apps!
Take screenshots of entire websites. Simple as that.
Press Alt+P to toggle the pin stat of the current tab
The OctoLinker extension is pretty handy for reading code on GitHub. It makes e.g. require and import statements clickable.
Force Load Ressources from Cache ->
less bandwidth usage, slight speed up of the web and more privacy.
Converter from content MathML to presentation MathML