I've uploaded the file featpost.tgz to ftp://dante.ctan.org/incoming/ This file contains, among other files and directories: -An installation script bashscript/dosome.sh -Documentation doc/featpost.sgml doc/tug2004.pdf -One set of macros macro/featpost3Dplus2D.mp -And lots of example programs in example/ It is meant to replace the actual graphics/metapost/contrib/macros/featpost sub-tree. The description of this package is: "FeatPost is an extension of the MetaPost language, works in two and three dimensions and has several features to facilitate the production of physics diagrams." No change was introduced in the licensing: GPL.