Earlier quoted context omitted.
It’s certainly a Herculean task, not because there aren’t *type designers who use FontForge, but because there are simply too many of them for me to even consider speaking for them all. However, I’m game. Raph Levien (Inconsolata), source: https://fonts.google.com/specimen/Inconsolata/about
That may not be the strongest example. https://github.com/googlefonts/inconsolata : “Building the family Family is built using Glyphs, fontmake and gftools post processing script. Tools are all python based. To install all the Python tools into a virtualenv, do the following: python3 -m venv venv source venv/bin/activate pip install -r requirements.txt To build the fonts we must load sources/Inconsolata-vf.glyphs in…
I'll leave it to you to find a better example.