This simple Sketch 3 plugin will generate a palette of color swatches for you. All you need to do is enter in the appropriate hexadecimal values. When you hit "OK" it will generate a 130x130 pixel rectangle filled with the hex color, a color label for you to change, and both hexadecimal and RGB values along the bottom. Pretty simple. Handy for styleguides!
Plugin that align object relative to more options for Bohemian Coding's Sketch 3. It provides that align relative to key object in Sketch 3. Because original align function in Sketch only provide that align to a selection and an Artboard, this plugin port illustrator's function of align to key objects.
This plugin makes your life easy when you need to resize artwork for iOS app icon. After creating icon in any square sized artboard, select any layer (or nothing if that's the only artboard on page), then run this plugin to generate all of the needed sizes for iOS. Plugin replaces all generated artboards every time it runs, but it will never delete your original artboard.