Make it a fun to create spec for developers and teammates
TinyPNG for Automator
Just fit to parent width or height.
An official directory of Sketch Plugins
MochaJSDelegate is an easy way for scripts written in Mocha CocoaScript (https://github.com/logancollins/Mocha) to create delegates for use with native AppKit/UIKit classes.
Apple TV Aerial Screensaver for Mac
SketchI18N is multi-language plugin for Sketch.app.
HTML enhanced for web apps
A collection of HTML element and attribute style-normalizations