mount/umount for Linux 0.97.3 and later.
Authors:
Doug Quale <quale@saavik.cs.wisc.edu>,
H.J. Lu <hlu@eecs.wsu.edu>,
Rick Sladkey <jrs@world.std.com>,
Stephen Tweedie <sct@dcs.ed.ac.uk>.

Presently maintained by Andries Brouwer <aeb@cwi.nl>.
Ftp site: ftp.win.tue.nl:/pub/linux/utils/util-linux

http://freshmeat.net/projects/util-linux/ tends to be current as well.