Adobe XD - Adobe XD is an all-in-one UX/UI solution for designing websites, mobile apps and more.
Base UI Sketch Framework - Huge set of everything you need to design and prototype
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
SketchCasts - A weekly screencast, all about how to use Sketch
Nova Code Editor - Nova Code Editor is software that is used for writing and editing codes.
UiSketcher - Easily sketch user interface with your pen-enabled device!