gbdfed is a GTK-based BDF font editor. It can import:
 - Metafont PK/GF fonts
 - Han Bitmap Font Format (HBF) fonts
 - Linux console (PSF, CP, and EGA/VGA) fonts
 - Sun VF fonts, OpenType (OTF & TTF) fonts
Alternatively it can load a font from the X server. Export is
supported to PSF2 Linux console fonts and HEX fonts.