@fristi Personally I would highly disrecommend it, almost nothing Linux and libre uses C#, even video games where it's frequently used.
Gnome and related pretty much dropped the apps that used it 5~10 years ago, and they're part of the reason for Mono getting more serious adoption over dotGNU.

See https://en.wikipedia.org/wiki/Category:Free_software_programmed_in_C_Sharp lot of abandoned projects or otherwise rewritten in other languages.