Symbol Design System - Advanced web-design system based on Sketch nested symbols.
Crystal: Sketch Mirror for Android - Crystal: Sketch Mirror for Android is an application that is designed for viewing your sketch designs in real-time, navigate prototypes and download content related to the sketches for offline viewing.
Supernova Studio - The world’s first true design-to-code platform 🚀
Flowkit - Sketch library for user flows/content maps/annotations
Confetti for Adobe XD - Generate gorgeous confetti patterns in 1 click
Figma Mirror - Figma Mirror is an application that covers top trending designing or sketching ideas making your teamwork in a single environment and design better products from start to finish.