Send to Things - Add tasks to Things from your Android device
Dashboard UI Kit - A modern & responsive dashboard UI kit for designers.
NOW UI kit by InVision - A beautiful cross-platform UI kit (PSD & Sketch)
Bots UI Kit - Fully customizable Sketch UI Kit for Messenger Platform
Elements for Sketch - High-quality UI Kits in Sketch, for free
Landing UI Kit - Handcrafted UI components for landing pages