PW6 5.18.5.0.1 (4556800001) supported?

Hi, is `PW6 5.18.5.0.1 (4556800001)` supported by any JB method? 
I have tried the WinterBreak method, but it didn't succeed. 
Will there be any chance in the next future to have any JB supported? 
Thanks in advance for your kind feedback