Sketch Repo - Collection of resources for anyone who uses Sketch
Scrimba - Interactive coding screencasts created in an instant
Frames for Sketch - Create awesome websites & apps using powerful design system
Vidrio - Holographic screencasting app for Mac. Free for COVID-19
Confetti for Adobe XD - Generate gorgeous confetti patterns in 1 click
GoRails - Ruby on Rails screencasts for Web Developers