Xquartz project's open-source distribution of the X Window System (X11).
Snow Leopard operating system.
Squeeze your files to different dimension.
Put all files of a specified type into one output file.
Recover various data from your SD cards.
Split & recombine large files; create PAR files.
Lets you browse the contents of archives, as well as extract them.
Advanced file browser and manager.
Create multiple clipboards, switch between clipboards on the fly, and more.