Full-featured Macintosh shareware utility to compress files in the zip format.

Describes status of development and porting efforts.

A freeware compression utility based on open source code.

A Mac OS port of "tar" (tape archive), a common file-packing format used on Unix machines. This program reads and writes tar format archives.

Creator of Mac file compression, installation, and decompression programs.

A drag-and-drop compression program by Stone Design for Mac OS X Server or Yellow Box for Windows.

A powerful compression program by Scott Anguish for Mac OS X Server and OpenStep that can expand a large variety of common and uncommon compression formats.

a freely available, patent free, high-quality data compressor. It typically compresses files to within 10% to 15% of the best available techniques, whilst being around twice as fast at compression and six times faster at decompression.

A shareware file compression utility that provides segmented archive and encryption features.

A simple and graphical .tar.gz compression program for Mac OS X Server.