Each external VFS type must be registered in extfs.d directory if you want to use it.
Trailing plus means that the filesystem is not tied to a certain file.


=== Popular PC archivers ===
 * uzip
 * uzoo
 * ulha
 * urar
 * uha
 * u7z
 * ualz
 * uarj
 * uarc
 * uace

=== cab files ===
 * ucab

=== ar is used for static libraries ===
 * uar

=== Packages from popular Linux distributions ===
 * rpm
 * deb

=== a+ - mtools filesystem ===
 * a+

=== For browsing lslR listings (found on many ftp sites) ===
 * lslR

=== Hewlett Packard calculator ===
 * hp48+

=== Commodore 64/128 d64/D64 files ===
 * uc1541

=== Break patches into chunks ===
 * patchfs

=== Represents a mailbox as a directory ===
 * mailfs

=== List all installed RPM packages on the system ===
 * rpms+
 * trpm

=== dpkg frontend ===
 * dpkg+
 * debd

=== apt frontend ===
 * apt+
 * deba

===Simple filesystem for audio cdroms. Use /dev/cdrom#audio (or /#audio) ===
 * audio

=== Package of Bad Penguin (an Italian GNU/Linux distribution) ===
 * bpp

=== ISO image ===
 * iso9660

=== Amazon S3 ===
 * s3+

=== git frontend ===
 * gitfs (browse the git repo)
 * changesetfs (list of versions of current file)
 * patchsetfs (list of patches of current file)