Git Sketch Plugin - Version control for designers
Figma Super Tidy - Figma plugin to easily align, rename and reorder your frames
Select Similar Layers - Sketch plugin to select layers with the same attributes
Easometric Figma Plugin - With Easometric it's really easy to create isometric layers.
Floverview - Hybrid mapping for flow overviews
Design Lint - A design linting plugin for Figma.