在这一次的免费素材分享中，我们和大家分享一些用户界面的PSD源文件，包括手机（IOS系统和安卓系统）的界面PSD源文件，WEB设计表单搜索框，按钮文本框等等的PSD源文件，播放器PSD源文件等等，希望你会喜欢。他们都是可以免费下载的，有些需要注册有些需要填写邮箱，请在使用之前详细阅读授权文件！

iPhone UI Kit
http://medialoot.com/item/fresh-iphone-ui-kit/

Butterscotch UI Kit
http://www.designkindle.com/2011/10/31/butterscotch-ui-kit/

Simple UI
http://www.designkindle.com/2011/01/19/simple-ui-elements/

Pandora UI for iOS
http://designmodo.com/pandora-free/

Metallic UI
http://www.onextrapixel.com/2012/09/25/freebies-free-cool-metallic-and-glassy-web-gui-pack-for-designers/

Electric UI Kit
http://365psd.com/day/3-2/

My To-Do List UI Kit
http://365psd.com/day/3-159/

http://365psd.com/day/2-323/
http://kbsportfolio.com/2012/05/04/resource-for-designer-transparent-ui-kit/

Minimize UI Kit
http://365psd.com/day/3-87-2/

Sticky UI
http://dribbble.com/shots/306239-Sticky-Butterscotch-UI-Kit-Free-PSD

Leather UI
http://365psd.com/day/03-65/

Futurico UI
http://designmodo.com/futurico/

Futurico UI
http://designmodo.com/futurico/

Piou UI
http://www.icondeposit.com/design:66

Dark UI Kit
http://365psd.com/day/3-145/

Cloudy UI Kit
http://365psd.com/day/3-170/

Mega UI Pack
http://365psd.com/day/3-30/

The Bricks
http://designmodo.com/the-bricks/

Chat UI
http://365psd.com/day/2-323/

Impressionist UI
http://designmodo.com/impressionist-free/