See the project page for the latest release, or get it via CVS using the following commands:
cvs -d:pserver:anonymous@cvs.sourceforge.net:/cvsroot/libwin32-exp login
Just press enter at the password prompt.
cvs -z3 -d:pserver:anonymous@cvs.sourceforge.net:/cvsroot/libwin32-exp co -P libwin32-exp
If you would like to work on this project, contact me.