Inter UI font family
A nice free and open source font designed for digital interfaces:
Inter UI is a font for highly legible text on computer screens.
Interface font family
Interface is a font for highly legible text on computer screens.
And it’s free!
Related links
User Interfaces for Variable Fonts · An A List Apart Article
A good introduction to variable fonts, and an exploration of the possible interface elements we might use to choose our settings: toggles? knobs? sliders? control pads?
Typography for User Interfaces | Viljami Salminen
The history and physiology of text on screen. You can also see the slides from the talk that prompted this article.
Introducing TODS – a typographic and OpenType default stylesheet | Clagnut by Richard Rutter
This is a very handy piece of work by Rich:
The idea is to set sensible typographic defaults for use on prose (a column of text), making particular use of the font features provided by OpenType. The main principle is that it can be used as starting point for all projects, so doesn’t include design-specific aspects such as font choice, type scale or layout (including how you might like to set the line-length).