Cache-Migrate is a project mainly written in Perl, it's free.
This is Perl module Cache::Migrate.
INSTALLATION
Cache::Migrate installation is straightforward. If your CPAN shell is set up, you should just be able to do
% cpan Cache::Migrate
Download it, unpack it, then build it as per the usual:
% perl Makefile.PL
% make && make test
Then install it:
% make install
DOCUMENTATION
Cache::Migrate documentation is available as in POD. So you can do:
% perldoc Cache::Migrate
to read the documentation online with your favorite pager.
mala