Examples of websites using
GT Walsheim
(GT Walsheim is a sans-serif font designed by Noël Leu and released by Grilli Type. It is a geometric, clean, and versatile font family that includes a range of styles and weights)
with
Aperçu Mono
(Aperçu Mono is a monospace font designed by The Entente and released by Colophon Foundry in 2012. The font family consists of multiple styles, including regular and bold weights with matching italics)