Comment by no_time

> If anyone knows of one that supports non-web languages (I already use codesandbox for frontend) like python, etc. this is the chance to pitch it.

How about a locally hosted lxc container running nothing but sshd, tmux (to share a single tty), nano and whatever compiler/interpreter you need? If you want to get real fancy and edit the same file, kakoune has a collaborative editing feature.

I might not value my time enough but right now I really don't get the value proposition of 70% of saas businesses trending here.