Sketch App Sources
Free design resources and plugins - Icons, UI Kits, Wireframes, iOS, Android Templates for Sketch
Sorting
Sketch Measure
Friendly user interface offers you a more intuitive way of making marks.
Sketch
The digital design toolkit
PrincipleRepo
Free, High Quality Principle Resources
Fribbble
Free PSD files and other free design resources by Dribbblers.
UIkit.me
最便捷新鲜的uikit资源下载网站
uplabs
Daily resources for product designers & developers
ui8
UI Kits, Wireframe Kits, Templates, Icons and More
稀土区
优质设计开发资源分享
Designmodo
Web Design Blog and Shop
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.
素材中国
免费素材共享平台
PS饭团网
不一样的设计素材库！让自己的设计与众不同！