I'm giving away a free copy of MultiMode. MultiMode allows you to decode and transmit morse code (CW), RTTY, FAX, SSTV, SITOR-B, NAVTEX, PACKET, ACARS, PSK31, ALE, and many other modes on your Macintosh, without any extra hardware. Just connect your Mac to your radio, and you're all set to go!
Contest entry:
https://www.facebook.com/BlackCatSystems/posts/618154244981707Full details on MultiMode here:
http://www.blackcatsystems.com/software/cw-rtty-sstv-fax-psk31-packet-decoding-software.html