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Here it is: http://www.fractalconcept.com:8000/public/open-source/cl-pdf/It's a subversion repository. You can explore it with any browser but you need to get subversion to do a checkout.
You can also get a tarball of the current version exported from the repository below.
Warning: some browsers unzips automatically the files but saves them with .gz anyway.
cl-pdf-2.1.tar.gz
cl-pdf-2.0.3.tar.gz