Examples of websites using
IBM Plex Mono
(IBM Plex Mono is a monospaced font designed by Mike Abbink of Bold Monday. The font is available in multiple styles, including regular, light, medium, semibold, bold, and extrabold)
with
Calibre
(Calibre is a sans-serif font designed by Kris Sowersby and released by Klim Type Foundry in 2011. The font family consists of 10 styles, including regular, italic, bold, and bold italic variations)