Curious which many hidden gems the open source BSDs contain in the way of mature file systems, since I haven't encountered any in my travels so far. The only t

Curious which many hidden gems the open source BSDs contain in the way of mature file systems, since I haven't encountered any in my travels so far. The only things I've had luck interoperating between the BSDs have been ISO9660, FAT32, and ext2. Windows has full support for the former two, and to be honest all of those are less-than-ideal.