Sketch Repo - Collection of resources for anyone who uses Sketch
Code Doodles - See an amazing code demo on every new tab
Charts by ls.graphics - The most comprehensive collection of charts for Sketch
Pagedraw - Beta release - Compile UI Mockups to React Code
Gmail Add-on Design Kit - A simple Sketch library to speed up Gmail Add-on designs
30 Seconds of Knowledge - Become a better developer, in every new tab.