CSV isn't even restricted to comma as the separator. You can use any character you like (pipe | is a common one) and csvkit will happy still work with a simple

CSV isn't even restricted to comma as the separator. You can use any character you like (pipe | is a common one) and csvkit will happy still work with a simple CLI flag. Pretty much all Unix tools have a similar flag. I've always been able to find an ASCII character that my data doesn't use, though maybe there are exceptions I haven't hit.