A non-exhaustive list of details that make a good web interface.

Web Interface Guidelines

Fontshare is a free fonts service from the Indian Type Foundry (ITF), making quality fonts accessible to all.

Fontshare: Quality Fonts. Free.

https://www.fontshare.com/faq#what-is-the-difference-between-“closed-source”-and-“open-source”-fonts

A really good read.
https://interfaces.rauno.me/

every time i use a new platform i check if @water is available 🌊

quality freeware fonts

https://www.fontshare.com/faq#what-is-the-difference-between-“closed-source”-and-“open-source”-fonts?