What is The Good 'ol Sidebar?
The Good 'ol Sidebar (TGS) is a sidebar control, fork of
All-in-One Sidebar .
This add-on extends the sidebar of Pale Moon with many useful features:
Open Bookmarks, History, Downloads, Add-ons, Page Info, Error Console, and Cookies in the sidebar
Fully customizable toolbar at the left/right side of the browser
Quickly show/hide the sidebar and the toolbar by the use of a thin switch
Toggle the sidebar by clicking or just by mouse movements
All panels are optimized for displaying in the sidebar (including slim lists)
Place the sidebar on the left or on the right side of the browser
Configure the behavior at the browser start or in fullscreen mode
MultiPanel for opening webpages and navigating them inside the sidebar, amongst other features
Configurable shortcuts and additional buttons
Third-party add-ons are supported (they are also displayed in the sidebar panels menu)
It can be extensively customized
And many other useful features...