Libertinus Sans
Google Fonts · Khaled Hosny · 2012

A restrained humanist sans-serif companion to Libertinus Serif, offering solid multilingual support across Latin, Cyrillic, and Greek.
About
Libertinus Sans provides a readable, neutral counterpart to the serif members of the Libertinus family, useful for headings or UI elements within scholarly or technical documents. Its support for Cyrillic and Greek makes it a practical choice for multilingual academic publishing. The design is functional rather than expressive, prioritising legibility across weights.
Classification
Libertinus Sans is a clean humanist sans-serif with broad multilingual support including Cyrillic and Greek scripts. It draws on the humanist tradition with open apertures and moderate stroke contrast.