Sketch + InVision - Design prototyping, collaboration & workflow for Sketch
Frames for Sketch - Create awesome websites & apps using powerful design system
Adobe XD - Adobe XD is an all-in-one UX/UI solution for designing websites, mobile apps and more.
Sketch Repo - Collection of resources for anyone who uses Sketch
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Merge Duplicate Symbols - Automatically find and act on duplicate symbols in Sketch