FileSys had been released (2015/05/20).
Hobbes: http://hobbes.nmsu.edu/h-search.php?key=filesys
FileSys is a WPS class replacement for WPFileSystem/WPSystem. Binaries and source code available.
By Lars Erdmann
Some more information available at: http://www.os2world.com/wiki/index.php/FileSys