PhotoFlare - Quick, simple but powerful Cross Platform image editor.
Logic Pro - Logic Pro lets you translate musical inspiration into professional productions.
PixBuilder - Free Photo Editing Software for PC
Microsoft Paint - Paint (formerly Paintbrush) is a simple, ultra-basic graphics painting program that is included...
PhotoDemon - Lightweight portable BSD licensed photo editor for Windows focused on performance and usability.
Ardour - Record, edit, and mix on Linux, Mac OS X, and Windows.