Polaris UI Free – User Interface Pack PSD Mockups
Another great free resource from the folks at Designmodo.com, this kit includes lots of buttons, dials and sliders to get you started with creating mockups for your first mobile or desktop application GUI. Everything in this PSD is made with Vector Shapes and can be scaled without the loss of quality—and it’s free for commercial use!
Polaris UI Free is a set of beautiful free UI components, which includes Edit Boxes, Check Boxes, Radio Buttons, Page Navigation, Menu, Buttons, etc. You can use this UI Kit in any of your projects, and even learn with it, by examining each component to see how it is put together.
You can easily use these elements in your design, or create a new one. Polaris UI will be suitable for creating both a web design and a mobile design or applications.
The kits can be downloaded from Smashing Magazine here.