About gbdfed : Bitmap Font Editor!

More Information: http://sofia.nmsu.edu/~mleisher/Software/gbdfed/
Steps:

1. Open Terminal by pressing command+space, type terminal and hit Enter key.
2. Run

   ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

3. Install

   brew install gbdfed

Done!

More about gbdfed:

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.

gbdfed 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 (using Freetype 2).
• A font from the X server.

gbdfed can export:

• PSF2 Linux console fonts.
• HEX fonts (see online help).