Category
Sans Serif fonts
Modern, neutral sans-serifs for UI and display. This category currently has 21 families in the Font Blend catalog, all open-source and available on Google Fonts.
Picking the right sans for the job
Sans-serif is the widest category on the site, so the useful question is not whether a face is a sans but which of its three temperaments it has. Humanist faces follow handwriting proportions and read warmly at body sizes. Geometric faces build letters from circles and straight lines and look more constructed. Grotesques sit between the two and supply the neutral, workhorse tone that most interfaces need.
For interface text, a humanist or grotesque with a tall x-height is the safe pick because it stays legible at 13 to 15px, the range where dashboards and forms actually live. For marketing moments, a geometric face adds personality at heading sizes. If the family is a variable font, the weight axis means one file covers the whole hierarchy from fine labels to heavy headlines.
Sans body text pairs cleanly with a serif or slab heading, and most pairings on the site capture exactly that job. When you pick a body sans, check what it does to dense screens: tables, navigation, and error messages take the face that stays neutral. The families listed below cover the range, and the pairing pages show each one carrying a heading font without competition.