Rail Nation - Become a logistics tycoon in this fascinating railroad strategy game.
PixBuilder - Free Photo Editing Software for PC
RollerCoaster Tycoon Classic - Create and run amazing parks on your iPhone or Android.
PhotoDemon - Lightweight portable BSD licensed photo editor for Windows focused on performance and usability.
OpenTTD - An open-source clone of the classic game ...
Fotografix - In addition to being totally portable, Fotografix has a ridiculously small footprint.