perl-Compress-Zlib -- A module providing Perl interfaces to the zlib compression library.
http://search.cpan.org/dist/Compress-Zlib/
The Compress::Zlib module provides a Perl interface to the zlib compression library. Most of the functionality provided by zlib is available in Compress::Zlib. The module can be split into two general areas of functionality, namely in-memory compression/decompression and read/write access to gzip files.