This program allows you to browse through all the available Unicode
characters and categories for the installed fonts, and to examine
their detailed properties. It is an easy way to find the character
you might only know by its Unicode name or code point.
Snaps are applications packaged with all their dependencies to run on all popular Linux distributions from a single build. They update automatically and roll back gracefully.
Snaps are discoverable and installable from the Snap Store, an app store with an audience of millions.
Enable snapd
On Debian 9 (Stretch) and newer, snap can be installed directly from the command line: