InVision Design System Manager - Create and maintain your design system at scale.
Sketch Repo - Collection of resources for anyone who uses Sketch
Venus Design System - Venus - Design System tool is a Complex & Premium Design System with more than 2000+ components states, 250+ Global Styles & many more features!
Auto-Layout for Sketch - Responsive design for Sketch
UI Design System for Mobile - Design awesome mobile apps with this starter kit for Sketch.
Symbols for Sketch - A set of templates to make an icon font with Sketch (gulp)