.SUP File Extension Information

What program uses .SUP file extension?

Program : Hallo Northern Sky (HNSKY) Database Supplement
Program Website: Hallo Northern Sky (HNSKY) Database Supplement
Company : Han Kleijn
Company Website: Han Kleijn

Extensions starting with

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | #-0-9