dont think so. they are still owned by an other guy so i think not.
Viewing post in Baldi's Basics The Ultra Decompile comments
HE WILL NOT! if he wont accept character suggestions from other mods then he wont accept the items from the mod. There is a developer that allowed things from his mod since he stopped it so i asked SWA adding some things and then he said (altrough the developer allowed it) he still dont add things from other mods!