Font Book - A modern designed lightweight font viewer
Allows you to view the fonts on your device, even it's not installed
Please note, a lot of features are not supported below version 20.4. Update your Windows to get full app experiences
Main features
Text view - Preview a font and view font info
Glyph view - View the glyphs in the font
Metrics view - View the cap height or x-height in the font
Typography view - View advanced font features like Kerning, All caps or Ligature
Also comes with Multiple Window, Drag and Drop, Always on Top support and APP Theme customize