This app reads and displays the information of the OpenType fonts including TTF, OTF, WOFF format.
This app is a nifty tool for viewing your font from your web browser. 
This font viewer allows you to easily review and catalog of your fonts. Runs instantly, real-time in your browser.
Provides font, glyph inspector, and variable font tester. 
You can also type text on your keyboard in real time using the font you selected.