Whimsical Wireframes - Lightning fast wireframing with real-time collaboration.
Git Sketch Plugin - Version control for designers
Figma Map Maker - Figma plugin to generate map, supporting Google Maps, Mapbox
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