Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
AT-UI - UI library for developing powerful web interfaces
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
Dotgrid - A simple vector illustration tool.
Git Sketch Plugin - Version control for designers