What is the
~/.local folder good for and is it safe to remove the content within this folder?
This is a recent innovation, followed by Gnome and thus by Ubuntu, to store user-specific data in fixed directories. According to this document, there is
Historically, Unix programs were free to spread their data all over the $HOME directory, putting their data in dot-files (files starting with ".") or subdirectories such as
The .local/ directory is used by some softwares to keep your preferences (as pointed by @loevborg). This directory is part of the effort to standardize the mess that is the
It is save to remove the directory! the only consequence you will suffer if you remove this directory is that some software will probably lose their preferences, thus booting more slowly.
I suggest that you examine carefully what subdirectories inside .local/ you do not use, removing them and keeping the ones you most use. Thanks!