This is a mirror for crackmes.de. Other mirrors are old (2015), this one was made 07-12-2016.
All the files uploaded here are unmodified from the original mirror, but re-zipped with the password crackmes.de.
You can browse the crackmes by going to the users page.
A complete listing of all the crackmes (13mb HTML file) can be found in the archive.
You can download the entire site at crackmes.tar.gz