Scribus
An open source program, Scribus is page layout software. Very new to the desktop publishing scene, this software offers its users a clean and easy to use interface. Scribus has all the features professionals look for in desktop publishing software.
OpenOffice
Similar to Microsoft Office Suite, OpenOffice handles all word processing and desktop publishing needs ranging from spreadsheets to presentations. A key advantage to this software is that there is a built in converter allowing you to access your project with other popular office applications as well. OpenOffice is used heavily by businesses, educational institutions, and even the government.
Gimp
Gimp, an image editing software, has many features. Its user-friendly interface makes it possible for the beginner to carry out some of the most complicated tasks associated with image editing. Gimp allows you to edit multiple images in one session, and provides add-ons to help expand your application and allow you to perform the actions needed. With a large selection of brushes, layer capabilities, and scripting utilities, Gimp performs just as well as the other more popular desktop publishing programs for Mac.
Inkscape
Inkscape, comparable to Adobe Illustrator, is a vector graphics editor. Inkscape is also used on the professional level, as it provides a sleek interface and makes editing very easy. This software allows you to edit graphics in detail and offers an abundance of functions and capabilities, quite impressive for a program that costs nothing.
Whether you choose a paid or free desktop publishing program for Mac, all of these programs can definitely get the job done.