The Portable App Directory™ and Portable App Marketplace™ list free open source software and freewareportable apps. As always, the PortableApps.com Platform, menu, backup utility, launchers, installer, format and other utilities are open source.
Graphics & Pictures
AniFX Portable (Freeware) - full-featured cursor editor
Blender Portable - 3D modelling, animation, rendering, post-production, playback
Cornice Portable - image viewer with slideshow
Dia Portable - full-featured diagramming tool
Fyre Portable - 2D computational artwork
GIMP Portable - Photo and Image Editor
IcoFX Portable (Freeware) - full-featured icon editor
Inkscape Portable - vector graphics editor
JPEGView Portable - image viewer and processor
K-3D Portable - 3D modeling and animation
PhotoFiltre Portable (Freeware) - image editing and effects
XnView Portable (Freeware) - view, organize and convert photos