How to send patches (without Cakewalk)?

"jebsparks-/[email protected] [k5synth]" <[email protected]> 23 Jan 2015 18:26:48 -0800

Newsgroups	gmane.music.equipment.kawai.k5
Message-ID	<[email protected]>

I don't plan on buying cakewalk. Are there no SYS EX versions of all the factory patches? Or is there any freeware I can use to play the files?
 

 Thanks!!!