DOKK / manpages / debian 11 / freetype2-demos / ftlint.1.en
FTLINT(1) General Commands Manual FTLINT(1)

ftlint - simple font tester

ftlint ppem fontname[.ttf|.ttc] ...

ftlint opens the given font(s), loads and renders all glyphs at the given ppem value, and reports failing glyphs if there are less than ten fails, or the number of fails only if there are more fails.

This program does not have any options. It is part of the FreeType demos package.

October 2020 Freetype 2.10.4