Not that I know of. We have npub.pro which takes notes and turns them into a website that uses Ghost themes. 

You’d need a way to import from Ghost. I brought it up to nostr:npub1xdtducdnjerex88gkg2qk2atsdlqsyxqaag4h05jmcpyspqt30wscmntxy but I’m not sure if he’s working on it.