Adobe XD - Adobe XD is an all-in-one UX/UI solution for designing websites, mobile apps and more.
SketchTool - Export pages & slices out of .sketch docs using CLI
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Select Similar Layers - Sketch plugin to select layers with the same attributes
Sketch 42 - Now with export presets, touch bar integration, and more
Base UI Sketch Framework - Huge set of everything you need to design and prototype