System Tools › File Compression

Free

It presents a URL hierarchy as a tree view, in which each item represents a URL

Free

Choose GZip or BZip2, and this script will tar and compress the folder.

Free

tarDrop compresses selected items in Finder using the tar command.

Free

Text2Tape is an utility that lets you convert text files into audio recordings.

Free

OS X application that checks for, and if necessary, unpacks

Astrotite is a compression and encryption software.

Free

Mac application that can easily help you archive your files.

Free

A wrapper application which acts as the front end to the 7za...

It helps you upload files on your FTP/SFTP server.

With Flash Optimizer it is possible to compress SWF files.

With Explain Everything Compressor you can compress .XPL project files.

Free

Simple tool for multiplexing torrents.

Application that allows you to compress sub-folders.

This app helps you compress files and extract archives on your Mac.

Export .md5 files to different formats.

Free

Open source application to decrypt .kgb archives.

Free

Create and convert an ISO image from an OS X Image.

Extract files from archives using an easy-to-use ZIP file decompression tool.

Optimize and resize images with a simple Mac app and Chrome extension.

`Snowflower Arc` is an archive utility that supports the expansion and creation of compressed archive.

Free

The convenient solution for a professionally organized photo collection

Leawo Mac 3GP Converter converts all popular video or audio formats to 3GP file.

Livid Batch Export Utility (BEU) is a simple program for recompressing and resizing a folder of QuickTime media to a different format.