PrincipleRepo
Free, High Quality Principle Resources
排序
Fribbble
Free PSD files and other free design resources by Dribbblers.
uplabs
Daily resources for product designers & developers
ui8
UI Kits, Wireframe Kits, Templates, Icons and More
云瑞
优秀设计资源的分享网站
Freebie Supply
Free Resources For Designers
Freebiesbug
Hand-picked resources for web designer and developers, constantly updated.
UI中国
图形交互与界面设计交流、作品展示、学习平台。