Keynotopia: User Interface Design Libraries for Keynote, PowerPoint and OpenOffice. iPhone and iPad Development GUI Kits, Stencils and Icons. Apple don’t have any comprehensive pre-built GUI resources for app development, making it very hard to match the uniformed style of the iPhone or the iPad.
You will need to create your own. To help streamline your iPhone app design and development, we have put together a fairly comprehensive collection of iPhone & iPad GUI kits that will allow you to focus on developing rather than having to design everything from scratch. The ultimative solution: iPhone development without a MAC. Your Social Compass. Smarty : Template Engine.