Xtra installation The Xtra version can be used with Director 5, 6 or 7 and Authorware 4 or 5. Buddy API comes in two versions - 16 and 32 bit. These can only be used with the equivalent versions of Director or Authorware. Place the Xtra into the Xtras folder inside your Director folder or Authorware folder. You should also place the budapi.hlp file in either the Director folder or the Xtras folder.