CSharpIsGud is an active community member of Repl.it. He made qemu work on replit and created the first ever OS on repl talk that wasn't fake. He is also one of the more prominent crusaders against fake languages and OSes.

"idk, I don't really upload as often as all the people getting tons of upvotes every day because I cant bring myself to publish something unless it took effort to do and isn't something done so many times already."

-CSharpIsGud (when asked for what to add in his entry).

He is known by the name @Star Trek#3850 on Repl.it discord.