Rodman Mobile UI Kit - Premium colorful iOS templates designed for Sketch App
Platforma - Wireframe library of layouts and UI elements
Landing UI Kit - Handcrafted UI components for landing pages
Contra Wireframe Kit - Open source wireframe kit for design and prototyping 🚀
iOS Design Kit - The newest library of native iOS templates
Source Wireframe Kit - Library of 537 blocks for desktop and mobile prototyping