[sampullman]

IBM Plex Mono is pretty good, with a reasonable license. It's on Google Fonts, and the repo is here: https://github.com/IBM/plex

[mroche]

I'm a fan of the Red Hat font family, i.e. Red Hat Display, Red Hat Text, and Red Hat Mono. They are available via CDNs, font providers, and directly from Red Hat:

https://www.redhat.com/en/about/brand/standards/typography