You can browse the current CVS repository here
To learn more about CVS go here.
This project's SourceForge CVS repository can be checked out through anonymous (pserver) CVS with the following instruction set. When prompted for a password for anonymous, simply press the Enter key.
cvs -d:pserver:anonymous@cvs.dom4j.org:/cvsroot/dom4j login
cvs -d:pserver:anonymous@cvs.dom4j.org:/cvsroot/dom4j co dom4j
Updates from within the module's directory do not need the -d parameter.
Only project developers can access the CVS tree via this method. SSH1 must be installed on your client machine. Substitute developername with the proper values. Enter your site password when prompted.
export CVS_RSH=ssh
cvs -d:ext:developername@cvs.dom4j.org:/cvsroot/dom4j co dom4j