libftgl-dev 2.4.0-2ubuntu1 (armhf binary) in ubuntu focal

 FTGL binds OpenGL and FreeType together in order to offer and easy to use
 and flexible text rendering library. It offers several rendering modes:
 as polygons, outlines, bitmaps and textures.
 .
 This package contains the header files and static libraries needed to
 compile applications or shared objects that use libftgl.