stegfs is a steganographic file system in userspace. It uses the FUSE module which allows it to be incorporated into more than just the Linux Kernel, i.e. it's also known to work in NetBSD :) For more details visit: https://albinoloverats.net/stegfs
You can download file releases of stegfs project from List of release files
System Requirements
Operating System: POSIX (Linux,BSD,Solaris etc..), NetBSD, Linux