Graft
Graft provides a mechanism for managing multiple packages under a single directory hierarchy. It was inspired by both Depot (Carnegie Mellon University) and Stow (Bob Glickstein).
Author: Peter Samuel, Gormand Pty Ltd
Special thanks to Gordon Rowell, Charles Butcher, Charlie Brady and Robert Maldon for design suggestions.
See the files ./doc/graft.{html,pdf,ps,txt} for details on installation and usage.
Graft is available from:
http://www.gormand.com.au/peters/tools/