MacFUSE: Full Read-Write NTFS for Mac OS X, Among Others
"Amit Singh has just announced that Google is releasing MacFUSE, a FUSE compliant file system implementation mechanism for Mac OS X, which makes a plethora of file systems already working on Linux easily available to Mac OS X users as well. Some of the tested file systems include full read-write NTFS by NTFS-3G, transparent encryptions by CryptoFS and EncFS, SSHFS, GmailFS, and more."