One does not need a WWW-based editor to make that kind of font, if you're going to give it a go. A text editor and Viznut's perl scripts yields BDF files quite straightforwardly.

* https://github.com/jdebp/unscii/blob/2.1.1f/src/font-topaz.t...

* https://github.com/jdebp/unscii/blob/2.1.1f/src/font-spectru...