Template:Nosubst

Purpose: to be used in sigs to circumvent Subst.

Usage: in Special:Preferences in the Nickname field (as raw), for example:

Which becomes:

User:Yourname/sig

nosubst2 may be used if you want your nosubst'ed template to have a parameter. You get the idea if you need more than one parameter. Or at least you would if we actually needed that template. Which we don't.