JMP can open SAS transport files that were saved using the SAS XPORT engine. For example, below is sample SAS code that creates a transport file called test.
Note: misc and work are SAS libref names.
data test;
input name $ age weight;
cards;
Susan 12 72
Melanie 10 68
Jonathan 11 77
Sheila 13 67
;
libname misc xport 'C:/test.xpt';
proc copy in=work out=misc;
run;