ARQ is distributed via SourceForge.
The complete Eclipse project for ARQ is available via CVS. ARQ is in active development. You may wish to try the version in CVS:
Jena CVS Repository :pserver:anonymous@jena.cvs.sourceforge.net:/cvsroot/jena
module name ARQ.
cvs -d:pserver:anonymous@jena.cvs.sourceforge.net:/cvsroot/jena login cvs -z3 -d:pserver:anonymous@jena.cvs.sourceforge.net:/cvsroot/jena co ARQ cd ARQ ant jar
There is no password necessary for logging in as anonymous.