GitHub - bootflat/Bootflat.UI.Kit.PSD: Bootflat UI Kit is PSD User Interface Pack including a set of beautiful and pure components, which you can use to create startup projects, websites or iOS/Android Apps.
Winter Style UI Kit Free PSD – Download PSD
UI Kit PSD - Mobile App - Free Photoshop Brushes at Brusheezy!
Freebie: Free UI Kit (PSD) by Stefan Kuhl on Dribbble