Graphic

• GimpOnOSX
  Gimp on Mac OS X Leopard. (x86)
• Gimp
  GIMP for the Mac. (PPC/x86)
• Gimp.app
  A binary distribution of the GNU Image Manipulation Program for Mac OS X. (U/x86)
  
• Seashore
  Cocoa port of The Gimp. (U)
• Paintbrush
  Bitmap Image Editor. (U)
  
• Inkscape
   Scalable Vector Graphics editor. (U)
  
• Scribus
  Desktop publishing software. (PPC)
• blueMarine
  Digital photo workflow. (U)
• Hugin
  Panorama photo stitcher. (U)
  
• Pencil
  Traditional animation software. (PPC)
  
• Pixen
  Pixel editor. (U)
• Img2icns
  Icon Converter tool. (U)
• NovoIcons
  Extracts icons from applications, folders. (U)
• Blender 3D
   Software for 3D modeling, animation, rendering, post-production, interactive creation and playback. (PPC/x86)
  
• Art of Illusion
  3D modelling and rendering studio. (PPC)
• Sweet Home 3D
  3D interior desing. (U)
• BRL-CAD
  Constructive Solid Geometry (CSG) solid modeling system. (PPC)
  
• NIH Image (os9) & ImageJ (osX)
   Image Processing and Analysis. (PPC)
  
• Fiji
   ImageJ with lots of enhanced and extra features. (U)
  
• Nvu
   A complete Web Authoring System. HTML wysiwyg editor. (PPC)
• KompoZer
  Nvu's unofficial bug-fix release. (PPC)
  
• GRASS-GIS
   Geographic Resources Analysis Support System. (PPC)
  
• OsiriX
   Medical Imaging Software. (U)
  
• Cenon
  Vector drawing program. (U)
  
• K3DSurf
  Mathematical models visualizer. (PPC)
• Axel
  Algebraic geometric modeler. (PPC/x86)
  
• Album Shaper
  Photo organizer, editor and web gallery generator. (PPC)
• CocoaSlideShow
  Simple, fast image viewer. (U)
• ImagePlay
  Easy image effects. (PPC)
• Breve
  3d Simulation Environment for Multi-Agent Simulations and Artificial Life. (U)
• GardenSketch
  Plan and lay out a garden or landscape. (U)
• Hex Color Picker
  Hex color picker extra tab in the system-wide color panel. (U)
• SimpleComic
  Comic viewer. (U)
• Oxidizer
  Fractal flame editor. (U)
• NodeBox
  Create 2D visuals using Python programming code. (U)
• InfiniteCanvas
  Arranging and displaying infinite canvas comics. (U)
• FontForge
  Outline font editor. (PPC/x86)
• Visigami
  Image search and screen-saver. (U)
• Mobilia
  Software per l'arredamento (furniture software). (U)

Links

• Apple-Downloads-UNIX & Open Source
  Apple UNIX & Open Source download page.
• opensourcemac [nothickmanuals.info]
  List of open-source software for Mac OS X.
  
• Opensourcemac.org
  A simple list of free, open-source software for Mac OS X.
• Hyperjeff.net
  List of OS X Applications Open Source filtered.