One can natively mount 9fs on linux and there's also diod which exports 9fs. Works well for my setup of local file share to both plan9 machines and my linux box

One can natively mount 9fs on linux and there's also diod which exports 9fs. Works well for my setup of local file share to both plan9 machines and my linux boxes. I use diod because my storage system is running a chunky zfs with lots of storage I wanted to share