Journaly - The customisable journal app
Box2D - A 2D Physics Engine for Games
Day One - A simple journal application for the Mac, iPhone, and iPad. AboutTo learn more about Day One, see these two excellent reviews . PublishPublish is not available in Day One 2.
Havok - Colorado Thrash Metal - New Website Coming Soon
Grid Diary - The simplest way to get started with keeping a diary
Bullet - Share captioned video snippets of podcasts from any app