Frames for Sketch - Create awesome websites & apps using powerful design system
Confetti for Adobe XD - Generate gorgeous confetti patterns in 1 click
uiprint - Printable templates of mockup, wireframes and sketchpads
Symbol Design System - Advanced web-design system based on Sketch nested symbols.
Platforma - Wireframe library of layouts and UI elements
Matter - Create a feedback-focused culture in Slack with Matter!