Install gbdfed by entering the following commands in the terminal:
sudo apt update sudo apt install gbdfed
Description:
X11 font editor
gbdfed lets you interactively create new bitmap font files or modify existing ones. It allows editing multiple fonts and multiple glyphs, it allows cut and paste operations between fonts and glyphs and editing font properties. The editor works natively with BDF fonts. . This editor is the successor of xmbdfed and is using the GTK+ toolkit instead of the Motif toolkit for better user experience.
Homepage: http://www.math.nmsu.edu/~mleisher/Software/gbdfed/
Version: 1.6-4
Section: universe/x11